CN114853603B - 铜催化环醚与羧酸构建碘代烷基酯类化合物的研究 - Google Patents
铜催化环醚与羧酸构建碘代烷基酯类化合物的研究 Download PDFInfo
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- WBYWAXJHAXSJNI-UHFFFAOYSA-N methyl p-hydroxycinnamate Natural products OC(=O)C=CC1=CC=CC=C1 WBYWAXJHAXSJNI-UHFFFAOYSA-N 0.000 description 1
- 229960002009 naproxen Drugs 0.000 description 1
- CMWTZPSULFXXJA-VIFPVBQESA-N naproxen Chemical compound C1=C([C@H](C)C(O)=O)C=CC2=CC(OC)=CC=C21 CMWTZPSULFXXJA-VIFPVBQESA-N 0.000 description 1
- 231100000956 nontoxicity Toxicity 0.000 description 1
- 238000010534 nucleophilic substitution reaction Methods 0.000 description 1
- ZQPPMHVWECSIRJ-KTKRTIGZSA-N oleic acid Chemical compound CCCCCCCC\C=C/CCCCCCCC(O)=O ZQPPMHVWECSIRJ-KTKRTIGZSA-N 0.000 description 1
- 229960002739 oxaprozin Drugs 0.000 description 1
- OFPXSFXSNFPTHF-UHFFFAOYSA-N oxaprozin Chemical compound O1C(CCC(=O)O)=NC(C=2C=CC=CC=2)=C1C1=CC=CC=C1 OFPXSFXSNFPTHF-UHFFFAOYSA-N 0.000 description 1
- IUGYQRQAERSCNH-UHFFFAOYSA-N pivalic acid Chemical compound CC(C)(C)C(O)=O IUGYQRQAERSCNH-UHFFFAOYSA-N 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000007142 ring opening reaction Methods 0.000 description 1
- MLKXDPUZXIRXEP-MFOYZWKCSA-N sulindac Chemical compound CC1=C(CC(O)=O)C2=CC(F)=CC=C2\C1=C/C1=CC=C(S(C)=O)C=C1 MLKXDPUZXIRXEP-MFOYZWKCSA-N 0.000 description 1
- 229960000894 sulindac Drugs 0.000 description 1
- 239000011885 synergistic combination Substances 0.000 description 1
- 238000001308 synthesis method Methods 0.000 description 1
- CLOXAWYNXXEWBT-UHFFFAOYSA-N tert-butyl n-(3-oxocyclopentyl)carbamate Chemical compound CC(C)(C)OC(=O)NC1CCC(=O)C1 CLOXAWYNXXEWBT-UHFFFAOYSA-N 0.000 description 1
- QERYCTSHXKAMIS-UHFFFAOYSA-N thiophene-2-carboxylic acid Chemical compound OC(=O)C1=CC=CS1 QERYCTSHXKAMIS-UHFFFAOYSA-N 0.000 description 1
- 238000000844 transformation Methods 0.000 description 1
- 229910052723 transition metal Inorganic materials 0.000 description 1
- 150000003624 transition metals Chemical class 0.000 description 1
- 229950004227 zaltoprofen Drugs 0.000 description 1
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Abstract
本发明目的在于提供一种烷基碘酯的制备新方法,通过铜催化环醚的双C‑O键断裂,开发了一种选择性的三组分偶联剂,在TMSCF3存在下合成70多种碘代烷基酯,该偶联剂由市售化学品,羧酸、环醚和碘化钠组成。这允许直接简洁地合成高度官能化的碘烷基酯,而无需制备活化的羰基中间体或相应的醇,也因此补充了传统的碘烷基酯合成。此外,还公开了合成昆虫信息素和丙磺舒衍生物的合成方法。该催化剂的制备方法过程简单、绿色、高效、成本低廉、官能团兼容性好和后处理简单,具有工业化生产的潜在价值。
Description
【技术领域】
本发明涉及一种基于铜催化的碘代烷基酯的合成新方法,及其在鳞翅目信息素和丙磺舒衍生物合成中的应用,属于有机金属催化合成领域。
【背景技术】
C-O键是已知的最广泛存在且天然丰富的化学键之一,常见于有机小分子和生物大分子中。C-O键的转换在许多基础有机转化和生化过程中起着不可替代的作用。在过渡金属催化剂的推动下,芳香族C-O键的活化取得了巨大成功。相对而言,烷基变体远远落后于经典的亲核取代反应,尤其是环醚。在交叉偶联中用作伴侣的环醚由于其易得性、稳定性和无毒性而显示出许多优点。这些结果使我们研究了是否有可能通过从环醚中活化双C-O键来选择性地消除氧,从而获得高附加值的化学品,实现该反应。我们展示了环醚和羧酸这两种丰富的化学物质转化为碘烷基酯。酯部分在天然产品和药物,以及染料、香料和昆虫信息素中极为常见。烷基碘化物也是有机合成中的多功能反应中心,作为许多常用反应的底物。然而,结合酯和烷基碘化物部分的碘烷基酯的合成不那么简单。以前,当从羧酸和环醚生产碘代烷基酯时,化学计量法要求制备必要的中间体,例如酰氯或相应的醇。因此,碘烷基酯通常由羧酸分二步制备,这通常会导致较差的官能团兼容性或漫长的官能团保护/脱保护过程。然而,直接从醚类化合物合成烷基碘酯化合物仍然是一个巨大的挑战。在此,我们证明了一种全新的高效的铜催化环醚和羧酸通过环醚的双C-O键裂解生成碘烷基酯的方法。该方法适用于从易得的芳香族和脂肪族羧酸快速合成各种碘代烷基酯,包括许多天然产物和药物。
【发明内容】
1、本发明目的在于提供一种烷基碘酯的制备新方法,通过铜催化环醚的双C-O键断裂,开发了一种选择性的三组分偶联剂,在TMSCF3存在下合成70多种碘代烷基酯,该偶联剂由市售化学品,羧酸、环醚和碘化钠组成。其催化剂制备方法如下:向装有磁搅拌装置的10mL Schlenk管中添加羧酸(0.30mmol,1.0 当量)、CuI(0.03mmol,10.0mol%,5.7mg)和NaI(0.60mmol,2.0当量,89.9mg)。用泵抽真空烧瓶,并用氮气回填三次。然后,在N2气氛下添加1.0mL无水环醚2(12.30mmol,41.0当量,1mL,c=0.30M)、去离子水(0.45mmol,1.5当量)和TMSCF3(0.36mmol,1.2当量)。该混合物在150℃(恒温油浴锅)下搅拌12小时。冷却至室温后,用乙酸乙酯(15mL)稀释该混合物,用水和盐水洗涤,并在无水Na2SO4上干燥。经EtOAc(5mL x 3)萃取后,用无水Na2SO4脱水并减压浓缩合并的有机层。粗产物在硅胶上通过快速色谱纯化,得到烷基碘化物(3b-3an,4a-4m,5a-5l,6a-6e)。
2.本发明目的在于提供一种合成鳞翅目信息素的制备新方法:在氮气气氛下,将装有磁力搅拌棒的100ml Schlenk管依次充入碘化亚铜(CuI,2.61mmol,10mol%)、氯化锂(LiCl,31.32mmol,1.2当量)、7a(26.1mmol,1.0当量)。然后,加入1.0毫升无水四氢呋喃,并在0℃的氮气气氛下缓慢滴加格氏试剂(31.32 mmol,1.2当量,1.0M四氢呋喃)。反应混合物在室温下搅拌6小时(恒温油浴锅)。反应完成后,用 30毫升CH2Cl2稀释所得混合物,用50毫升饱和氯化铵(NH4Cl)溶液洗涤,用无水Na2SO4干燥,减压浓缩。使用石油醚(PE)和乙酸乙酯(EA)的混合溶剂系统,在硅胶上通过快速色谱法纯化粗产物,得到所需产物。
3.本发明目的在于提供一种合成丙磺舒衍生物的制备新方法:
在氮气气氛下,将装有磁力搅拌棒的10ml Schlenk管依次充入碘化亚铜(CuI,0.03mmol,10mol%)、氯化锂(LiCl,0.36mmol,1.2当量)、8a(0.3mmol,1.0当量)。然后,添加1.0mL无水四氢呋喃,并在 0℃的氮气气氛下缓慢(约1分钟)滴加格利雅试剂(0.36mmol,1.2当量,1.0M四氢呋喃)。反应混合物在室温下搅拌6小时(恒温油浴锅)。反应完成后,用3毫升CH2Cl2稀释所得混合物,用5毫升饱和氯化铵(NH4Cl)溶液洗涤,用无水Na2SO4干燥,减压浓缩。使用石油醚(PE)和乙酸乙酯(EA)的混合溶剂系统,在硅胶上通过快速色谱法纯化粗产物,得到所需产物。
综上所述,我们开发了环醚和羧酸之间的开环碘化反应,通过铜和TMSCF3协同组合实现,提供了一系列结构多样的碘烷基酯,具有优异的功能基团兼容性。这种合成碘代烷基酯的策略可以提高步进经济性和合成效率。并且,解决这个挑战,选择性地从环醚中去除氧气,以获得高附加值的化学品。
【附图说明】
附图1所示是本发明所提供一种烷基碘酯的制备新方法,及其合成底物汇总。附图2所示是提供一种合成鳞翅目信息素的制备新方法,及其底物。附图3所示是提供一种合成丙磺舒衍生物的制备新方法
【具体实施方式】
实例1:
(合成3b目标产物的方案)本发明合成步骤是:向装有磁搅拌装置的10mL Schlenk管中添加4-甲氧基苯乙酸(0.30mmol,1.0当量)、CuI(0.03mmol,10.0mol%,5.7mg)和NaI(0.60mmol,2.0当量,89.9mg)。用泵抽真空烧瓶,并用氮气回填三次。然后,在N2气氛下添加1.0mL四氢呋喃(12.30mmol,41.0当量,1mL,c=0.30M)、去离子水(0.45mmol,1.5当量)和TMSCF3(0.36mmol,1.2当量)。该混合物在 150℃(恒温油浴锅)下搅拌12小时。冷却至室温后,用乙酸乙酯(15mL)稀释该混合物,用水和盐水洗涤,并在无水Na2SO4上干燥。经EtOAc(5mL x 3)萃取后,用无水Na2SO4脱水并减压浓缩合并的有机层。粗产物在硅胶上通过快速色谱纯化,得到烷基碘化物。
实例2:
(合成3c目标产物的方案)本发明合成步骤是:向装有磁搅拌装置的10mL Schlenk管中添加3-甲氧基苯乙酸(0.30mmol,1.0当量)、CuI(0.03mmol,10.0mol%,5.7mg)和NaI(0.60mmol,2.0当量,89.9mg)。用泵抽真空烧瓶,并用氮气回填三次。然后,在N2气氛下添加1.0mL四氢呋喃(12.30mmol,41.0当量, 1mL,c=0.30M)、去离子水(0.45mmol,1.5当量)和TMSCF3(0.36mmol,1.2当量)。该混合物在 150℃(恒温油浴锅)下搅拌12小时。冷却至室温后,用乙酸乙酯(15mL)稀释该混合物,用水和盐水洗涤,并在无水Na2SO4上干燥。经EtOAc(5mL x 3)萃取后,用无水Na2SO4脱水并减压浓缩合并的有机层。粗产物在硅胶上通过快速色谱纯化,得到烷基碘化物。
实例3:
(合成3d目标产物的方案)本发明合成步骤是:向装有磁搅拌装置的10mL Schlenk管中添加2-甲氧基苯乙酸(0.30mmol,1.0当量)、CuI(0.03mmol,10.0mol%,5.7mg)和NaI(0.60mmol,2.0当量,89.9mg)。用泵抽真空烧瓶,并用氮气回填三次。然后,在N2气氛下添加1.0mL四氢呋喃(12.30mmol,41.0当量, 1mL,c=0.30M)、去离子水(0.45mmol,1.5当量)和TMSCF3(0.36mmol,1.2当量)。该混合物在 150℃(恒温油浴锅)下搅拌12小时。冷却至室温后,用乙酸乙酯(15mL)稀释该混合物,用水和盐水洗涤,并在无水Na2SO4上干燥。经EtOAc(5mL x 3)萃取后,用无水Na2SO4脱水并减压浓缩合并的有机层。粗产物在硅胶上通过快速色谱纯化,得到烷基碘化物。
实例4:
(合成3e目标产物的方案)本发明合成步骤是:向装有磁搅拌装置的10mL Schlenk管中添加4-溴基苯乙酸(0.30mmol,1.0当量)、CuI(0.03mmol,10.0mol%,5.7mg)和NaI(0.60mmol,2.0当量,89.9mg)。用泵抽真空烧瓶,并用氮气回填三次。然后,在N2气氛下添加1.0mL四氢呋喃(12.30mmol,41.0当量, 1mL,c=0.30M)、去离子水(0.45mmol,1.5当量)和TMSCF3(0.36mmol,1.2当量)。该混合物在 150℃(恒温油浴锅)下搅拌12小时。冷却至室温后,用乙酸乙酯(15mL)稀释该混合物,用水和盐水洗涤,并在无水Na2SO4上干燥。经EtOAc(5mL x 3)萃取后,用无水Na2SO4脱水并减压浓缩合并的有机层。粗产物在硅胶上通过快速色谱纯化,得到烷基碘化物。
实例5:
(合成3f目标产物的方案)本发明合成步骤是:向装有磁搅拌装置的10mL Schlenk管中添加3-溴基苯乙酸(0.30mmol,1.0当量)、CuI(0.03mmol,10.0mol%,5.7mg)和NaI(0.60mmol,2.0当量,89.9mg)。用泵抽真空烧瓶,并用氮气回填三次。然后,在N2气氛下添加1.0mL四氢呋喃(12.30mmol,41.0当量, 1mL,c=0.30M)、去离子水(0.45mmol,1.5当量)和TMSCF3(0.36mmol,1.2当量)。该混合物在 150℃(恒温油浴锅)下搅拌12小时。冷却至室温后,用乙酸乙酯(15mL)稀释该混合物,用水和盐水洗涤,并在无水Na2SO4上干燥。经EtOAc(5mL x 3)萃取后,用无水Na2SO4脱水并减压浓缩合并的有机层。粗产物在硅胶上通过快速色谱纯化,得到烷基碘化物。
实例6:
(合成3g目标产物的方案)本发明合成步骤是:向装有磁搅拌装置的10mL Schlenk管中添加2-溴基苯乙酸(0.30mmol,1.0当量)、CuI(0.03mmol,10.0mol%,5.7mg)和NaI(0.60mmol,2.0当量,89.9mg)。用泵抽真空烧瓶,并用氮气回填三次。然后,在N2气氛下添加1.0mL四氢呋喃(12.30mmol,41.0当量, 1mL,c=0.30M)、去离子水(0.45mmol,1.5当量)和TMSCF3(0.36mmol,1.2当量)。该混合物在 150℃(恒温油浴锅)下搅拌12小时。冷却至室温后,用乙酸乙酯(15mL)稀释该混合物,用水和盐水洗涤,并在无水Na2SO4上干燥。经EtOAc(5mL x 3)萃取后,用无水Na2SO4脱水并减压浓缩合并的有机层。粗产物在硅胶上通过快速色谱纯化,得到烷基碘化物。
实例7:
(合成3h目标产物的方案)本发明合成步骤是:向装有磁搅拌装置的10mL Schlenk管中添加4-甲基苯乙酸(0.30mmol,1.0当量)、CuI(0.03mmol,10.0mol%,5.7mg)和NaI(0.60mmol,2.0当量,89.9mg)。用泵抽真空烧瓶,并用氮气回填三次。然后,在N2气氛下添加1.0mL四氢呋喃(12.30mmol,41.0当量, 1mL,c=0.30M)、去离子水(0.45mmol,1.5当量)和TMSCF3(0.36mmol,1.2当量)。该混合物在 150℃(恒温油浴锅)下搅拌12小时。冷却至室温后,用乙酸乙酯(15mL)稀释该混合物,用水和盐水洗涤,并在无水Na2SO4上干燥。经EtOAc(5mL x 3)萃取后,用无水Na2SO4脱水并减压浓缩合并的有机层。粗产物在硅胶上通过快速色谱纯化,得到烷基碘化物。
实例8:
(合成3i目标产物的方案)本发明合成步骤是:向装有磁搅拌装置的10mL Schlenk管中添加3-甲基苯乙酸(0.30mmol,1.0当量)、CuI(0.03mmol,10.0mol%,5.7mg)和NaI(0.60mmol,2.0当量,89.9mg)。用泵抽真空烧瓶,并用氮气回填三次。然后,在N2气氛下添加1.0mL四氢呋喃(12.30mmol,41.0当量, 1mL,c=0.30M)、去离子水(0.45mmol,1.5当量)和TMSCF3(0.36mmol,1.2当量)。该混合物在 150℃(恒温油浴锅)下搅拌12小时。冷却至室温后,用乙酸乙酯(15mL)稀释该混合物,用水和盐水洗涤,并在无水Na2SO4上干燥。经EtOAc(5mL x 3)萃取后,用无水Na2SO4脱水并减压浓缩合并的有机层。粗产物在硅胶上通过快速色谱纯化,得到烷基碘化物。
实例9:
(合成3j目标产物的方案)本发明合成步骤是:向装有磁搅拌装置的10mL Schlenk管中添加2-甲基苯乙酸(0.30mmol,1.0当量)、CuI(0.03mmol,10.0mol%,5.7mg)和NaI(0.60mmol,2.0当量,89.9mg)。用泵抽真空烧瓶,并用氮气回填三次。然后,在N2气氛下添加1.0mL四氢呋喃(12.30mmol,41.0当量, 1mL,c=0.30M)、去离子水(0.45mmol,1.5当量)和TMSCF3(0.36mmol,1.2当量)。该混合物在 150℃(恒温油浴锅)下搅拌12小时。冷却至室温后,用乙酸乙酯(15mL)稀释该混合物,用水和盐水洗涤,并在无水Na2SO4上干燥。经EtOAc(5mL x 3)萃取后,用无水Na2SO4脱水并减压浓缩合并的有机层。粗产物在硅胶上通过快速色谱纯化,得到烷基碘化物。
实例10:
(合成3k目标产物的方案)本发明合成步骤是:向装有磁搅拌装置的10mL Schlenk管中添加4-氟基苯乙酸(0.30mmol,1.0当量)、CuI(0.03mmol,10.0mol%,5.7mg)和NaI(0.60mmol,2.0当量,89.9mg)。用泵抽真空烧瓶,并用氮气回填三次。然后,在N2气氛下添加1.0mL四氢呋喃(12.30mmol,41.0当量, 1mL,c=0.30M)、去离子水(0.45mmol,1.5当量)和TMSCF3(0.36mmol,1.2当量)。该混合物在 150℃(恒温油浴锅)下搅拌12小时。冷却至室温后,用乙酸乙酯(15mL)稀释该混合物,用水和盐水洗涤,并在无水Na2SO4上干燥。经EtOAc(5mL x 3)萃取后,用无水Na2SO4脱水并减压浓缩合并的有机层。粗产物在硅胶上通过快速色谱纯化,得到烷基碘化物。
实例11:
(合成3l目标产物的方案)本发明合成步骤是:向装有磁搅拌装置的10mL Schlenk管中添加4-氯基苯乙酸(0.30mmol,1.0当量)、CuI(0.03mmol,10.0mol%,5.7mg)和NaI(0.60mmol,2.0当量,89.9mg)。用泵抽真空烧瓶,并用氮气回填三次。然后,在N2气氛下添加1.0mL四氢呋喃(12.30mmol,41.0当量, 1mL,c=0.30M)、去离子水(0.45mmol,1.5当量)和TMSCF3(0.36mmol,1.2当量)。该混合物在 150℃(恒温油浴锅)下搅拌12小时。冷却至室温后,用乙酸乙酯(15mL)稀释该混合物,用水和盐水洗涤,并在无水Na2SO4上干燥。经EtOAc(5mL x 3)萃取后,用无水Na2SO4脱水并减压浓缩合并的有机层。粗产物在硅胶上通过快速色谱纯化,得到烷基碘化物。
实例12:
(合成3m目标产物的方案)本发明合成步骤是:向装有磁搅拌装置的10mL Schlenk管中添加4-硝基苯乙酸(0.30mmol,1.0当量)、CuI(0.03mmol,10.0mol%,5.7mg)和NaI(0.60mmol,2.0当量,89.9mg)。用泵抽真空烧瓶,并用氮气回填三次。然后,在N2气氛下添加1.0mL四氢呋喃(12.30mmol,41.0当量, 1mL,c=0.30M)、去离子水(0.45mmol,1.5当量)和TMSCF3(0.36mmol,1.2当量)。该混合物在 150℃(恒温油浴锅)下搅拌12小时。冷却至室温后,用乙酸乙酯(15mL)稀释该混合物,用水和盐水洗涤,并在无水Na2SO4上干燥。经EtOAc(5mL x 3)萃取后,用无水Na2SO4脱水并减压浓缩合并的有机层。粗产物在硅胶上通过快速色谱纯化,得到烷基碘化物。
实例13:
(合成3n目标产物的方案)本发明合成步骤是:向装有磁搅拌装置的10mL Schlenk管中添加4-苯基苯乙酸(0.30mmol,1.0当量)、CuI(0.03mmol,10.0mol%,5.7mg)和NaI(0.60mmol,2.0当量,89.9mg)。用泵抽真空烧瓶,并用氮气回填三次。然后,在N2气氛下添加1.0mL四氢呋喃(12.30mmol,41.0当量, 1mL,c=0.30M)、去离子水(0.45mmol,1.5当量)和TMSCF3(0.36mmol,1.2当量)。该混合物在 150℃(恒温油浴锅)下搅拌12小时。冷却至室温后,用乙酸乙酯(15mL)稀释该混合物,用水和盐水洗涤,并在无水Na2SO4上干燥。经EtOAc(5mL x 3)萃取后,用无水Na2SO4脱水并减压浓缩合并的有机层。粗产物在硅胶上通过快速色谱纯化,得到烷基碘化物。
实例14:
(合成3o目标产物的方案)本发明合成步骤是:向装有磁搅拌装置的10mL Schlenk管中添加苯基丁酸(0.30mmol,1.0当量)、CuI(0.03mmol,10.0mol%,5.7mg)和NaI(0.60mmol,2.0当量,89.9mg)。用泵抽真空烧瓶,并用氮气回填三次。然后,在N2气氛下添加1.0mL四氢呋喃(12.30mmol,41.0当量, 1mL,c=0.30M)、去离子水(0.45mmol,1.5当量)和TMSCF3(0.36mmol,1.2当量)。该混合物在 150℃(恒温油浴锅)下搅拌12小时。冷却至室温后,用乙酸乙酯(15mL)稀释该混合物,用水和盐水洗涤,并在无水Na2SO4上干燥。经EtOAc(5mL x 3)萃取后,用无水Na2SO4脱水并减压浓缩合并的有机层。粗产物在硅胶上通过快速色谱纯化,得到烷基碘化物。
实例15:
(合成3p目标产物的方案)本发明合成步骤是:向装有磁搅拌装置的10mL Schlenk管中添加苯丙酸(0.30mmol,1.0当量)、CuI(0.03mmol,10.0mol%,5.7mg)和NaI(0.60mmol,2.0当量,89.9mg)。用泵抽真空烧瓶,并用氮气回填三次。然后,在N2气氛下添加1.0mL四氢呋喃(12.30mmol,41.0当量, 1mL,c=0.30M)、去离子水(0.45mmol,1.5当量)和TMSCF3(0.36mmol,1.2当量)。该混合物在 150℃(恒温油浴锅)下搅拌12小时。冷却至室温后,用乙酸乙酯(15mL)稀释该混合物,用水和盐水洗涤,并在无水Na2SO4上干燥。经EtOAc(5mL x 3)萃取后,用无水Na2SO4脱水并减压浓缩合并的有机层。粗产物在硅胶上通过快速色谱纯化,得到烷基碘化物。
实例16:
(合成3q目标产物的方案)本发明合成步骤是:向装有磁搅拌装置的10mL Schlenk管中添加苯丁酸(0.30mmol,1.0当量)、CuI(0.03mmol,10.0mol%,5.7mg)和NaI(0.60mmol,2.0当量,89.9mg)。用泵抽真空烧瓶,并用氮气回填三次。然后,在N2气氛下添加1.0mL四氢呋喃(12.30mmol,41.0当量, 1mL,c=0.30M)、去离子水(0.45mmol,1.5当量)和TMSCF3(0.36mmol,1.2当量)。该混合物在 150℃(恒温油浴锅)下搅拌12小时。冷却至室温后,用乙酸乙酯(15mL)稀释该混合物,用水和盐水洗涤,并在无水Na2SO4上干燥。经EtOAc(5mL x 3)萃取后,用无水Na2SO4脱水并减压浓缩合并的有机层。粗产物在硅胶上通过快速色谱纯化,得到烷基碘化物。
实例17:
(合成3r目标产物的方案)本发明合成步骤是:向装有磁搅拌装置的10mL Schlenk管中添加2-噻吩乙酸(0.30mmol,1.0当量)、CuI(0.03mmol,10.0mol%,5.7mg)和NaI(0.60mmol,2.0当量,89.9mg)。用泵抽真空烧瓶,并用氮气回填三次。然后,在N2气氛下添加1.0mL四氢呋喃(12.30mmol,41.0当量, 1mL,c=0.30M)、去离子水(0.45mmol,1.5当量)和TMSCF3(0.36mmol,1.2当量)。该混合物在 150℃(恒温油浴锅)下搅拌12小时。冷却至室温后,用乙酸乙酯(15mL)稀释该混合物,用水和盐水洗涤,并在无水Na2SO4上干燥。经EtOAc(5mL x 3)萃取后,用无水Na2SO4脱水并减压浓缩合并的有机层。粗产物在硅胶上通过快速色谱纯化,得到烷基碘化物。
实例17:
(合成3s目标产物的方案)本发明合成步骤是:向装有磁搅拌装置的10mL Schlenk管中添加2-呋喃丙酸(0.30mmol,1.0当量)、CuI(0.03mmol,10.0mol%,5.7mg)和NaI(0.60mmol,2.0当量,89.9mg)。用泵抽真空烧瓶,并用氮气回填三次。然后,在N2气氛下添加1.0mL四氢呋喃(12.30mmol,41.0当量, 1mL,c=0.30M)、去离子水(0.45mmol,1.5当量)和TMSCF3(0.36mmol,1.2当量)。该混合物在 150℃(恒温油浴锅)下搅拌12小时。冷却至室温后,用乙酸乙酯(15mL)稀释该混合物,用水和盐水洗涤,并在无水Na2SO4上干燥。经EtOAc(5mL x 3)萃取后,用无水Na2SO4脱水并减压浓缩合并的有机层。粗产物在硅胶上通过快速色谱纯化,得到烷基碘化物。
实例18:
(合成3t目标产物的方案)本发明合成步骤是:向装有磁搅拌装置的10mL Schlenk管中添加胡椒乙酸(0.30mmol,1.0当量)、CuI(0.03mmol,10.0mol%,5.7mg)和NaI(0.60mmol,2.0当量,89.9mg)。用泵抽真空烧瓶,并用氮气回填三次。然后,在N2气氛下添加1.0mL四氢呋喃(12.30mmol,41.0当量, 1mL,c=0.30M)、去离子水(0.45mmol,1.5当量)和TMSCF3(0.36mmol,1.2当量)。该混合物在 150℃(恒温油浴锅)下搅拌12小时。冷却至室温后,用乙酸乙酯(15mL)稀释该混合物,用水和盐水洗涤,并在无水Na2SO4上干燥。经EtOAc(5mL x 3)萃取后,用无水Na2SO4脱水并减压浓缩合并的有机层。粗产物在硅胶上通过快速色谱纯化,得到烷基碘化物。
实例19:
(合成3u目标产物的方案)本发明合成步骤是:向装有磁搅拌装置的10mL Schlenk管中添加2-萘基乙酸(0.30mmol,1.0当量)、CuI(0.03mmol,10.0mol%,5.7mg)和NaI(0.60mmol,2.0当量,89.9mg)。用泵抽真空烧瓶,并用氮气回填三次。然后,在N2气氛下添加1.0mL四氢呋喃(12.30mmol,41.0当量, 1mL,c=0.30M)、去离子水(0.45mmol,1.5当量)和TMSCF3(0.36mmol,1.2当量)。该混合物在 150℃(恒温油浴锅)下搅拌12小时。冷却至室温后,用乙酸乙酯(15mL)稀释该混合物,用水和盐水洗涤,并在无水Na2SO4上干燥。经EtOAc(5mL x 3)萃取后,用无水Na2SO4脱水并减压浓缩合并的有机层。粗产物在硅胶上通过快速色谱纯化,得到烷基碘化物。
实例20:
(合成3v目标产物的方案)本发明合成步骤是:向装有磁搅拌装置的10mL Schlenk管中添加肉桂酸(0.30mmol,1.0当量)、CuI(0.03mmol,10.0mol%,5.7mg)和NaI(0.60mmol,2.0当量,89.9mg)。用泵抽真空烧瓶,并用氮气回填三次。然后,在N2气氛下添加1.0mL四氢呋喃(12.30mmol,41.0当量, 1mL,c=0.30M)、去离子水(0.45mmol,1.5当量)和TMSCF3(0.36mmol,1.2当量)。该混合物在 150℃(恒温油浴锅)下搅拌12小时。冷却至室温后,用乙酸乙酯(15mL)稀释该混合物,用水和盐水洗涤,并在无水Na2SO4上干燥。经EtOAc(5mL x 3)萃取后,用无水Na2SO4脱水并减压浓缩合并的有机层。粗产物在硅胶上通过快速色谱纯化,得到烷基碘化物。
实例21:
(合成3w目标产物的方案)本发明合成步骤是:向装有磁搅拌装置的10mL Schlenk管中添加乙酸(0.30mmol,1.0当量)、CuI(0.03mmol,10.0mol%,5.7mg)和NaI(0.60mmol,2.0当量,89.9mg)。用泵抽真空烧瓶,并用氮气回填三次。然后,在N2气氛下添加1.0mL四氢呋喃(12.30mmol,41.0当量, 1mL,c=0.30M)、去离子水(0.45mmol,1.5当量)和TMSCF3(0.36mmol,1.2当量)。该混合物在 150℃(恒温油浴锅)下搅拌12小时。冷却至室温后,用乙酸乙酯(15mL)稀释该混合物,用水和盐水洗涤,并在无水Na2SO4上干燥。经EtOAc(5mL x 3)萃取后,用无水Na2SO4脱水并减压浓缩合并的有机层。粗产物在硅胶上通过快速色谱纯化,得到烷基碘化物。
实例22:
(合成3x目标产物的方案)本发明合成步骤是:向装有磁搅拌装置的10mL Schlenk管中添加正丁酸(0.30mmol,1.0当量)、CuI(0.03mmol,10.0mol%,5.7mg)和NaI(0.60mmol,2.0当量,89.9mg)。用泵抽真空烧瓶,并用氮气回填三次。然后,在N2气氛下添加1.0mL四氢呋喃(12.30mmol,41.0当量, 1mL,c=0.30M)、去离子水(0.45mmol,1.5当量)和TMSCF3(0.36mmol,1.2当量)。该混合物在 150℃(恒温油浴锅)下搅拌12小时。冷却至室温后,用乙酸乙酯(15mL)稀释该混合物,用水和盐水洗涤,并在无水Na2SO4上干燥。经EtOAc(5mL x 3)萃取后,用无水Na2SO4脱水并减压浓缩合并的有机层。粗产物在硅胶上通过快速色谱纯化,得到烷基碘化物。
实例23:
(合成3y目标产物的方案)本发明合成步骤是:向装有磁搅拌装置的10mL Schlenk管中添加正戊酸(0.30mmol,1.0当量)、CuI(0.03mmol,10.0mol%,5.7mg)和NaI(0.60mmol,2.0当量,89.9mg)。用泵抽真空烧瓶,并用氮气回填三次。然后,在N2气氛下添加1.0mL四氢呋喃(12.30mmol,41.0当量, 1mL,c=0.30M)、去离子水(0.45mmol,1.5当量)和TMSCF3(0.36mmol,1.2当量)。该混合物在 150℃(恒温油浴锅)下搅拌12小时。冷却至室温后,用乙酸乙酯(15mL)稀释该混合物,用水和盐水洗涤,并在无水Na2SO4上干燥。经EtOAc(5mL x 3)萃取后,用无水Na2SO4脱水并减压浓缩合并的有机层。粗产物在硅胶上通过快速色谱纯化,得到烷基碘化物。
实例24:
(合成3z目标产物的方案)本发明合成步骤是:向装有磁搅拌装置的10mL Schlenk管中添加正己酸(0.30mmol,1.0当量)、CuI(0.03mmol,10.0mol%,5.7mg)和NaI(0.60mmol,2.0当量,89.9mg)。用泵抽真空烧瓶,并用氮气回填三次。然后,在N2气氛下添加1.0mL四氢呋喃(12.30mmol,41.0当量, 1mL,c=0.30M)、去离子水(0.45mmol,1.5当量)和TMSCF3(0.36mmol,1.2当量)。该混合物在 150℃(恒温油浴锅)下搅拌12小时。冷却至室温后,用乙酸乙酯(15mL)稀释该混合物,用水和盐水洗涤,并在无水Na2SO4上干燥。经EtOAc(5mL x 3)萃取后,用无水Na2SO4脱水并减压浓缩合并的有机层。粗产物在硅胶上通过快速色谱纯化,得到烷基碘化物。
实例25:
(合成3aa目标产物的方案)本发明合成步骤是:向装有磁搅拌装置的10mLSchlenk管中添加正辛酸(0.30mmol,1.0当量)、CuI(0.03mmol,10.0mol%,5.7mg)和NaI(0.60mmol,2.0当量,89.9mg)。用泵抽真空烧瓶,并用氮气回填三次。然后,在N2气氛下添加1.0mL四氢呋喃(12.30mmol,41.0当量, 1mL,c=0.30M)、去离子水(0.45mmol,1.5当量)和TMSCF3(0.36mmol,1.2当量)。该混合物在 150℃(恒温油浴锅)下搅拌12小时。冷却至室温后,用乙酸乙酯(15mL)稀释该混合物,用水和盐水洗涤,并在无水Na2SO4上干燥。经EtOAc(5mL x 3)萃取后,用无水Na2SO4脱水并减压浓缩合并的有机层。粗产物在硅胶上通过快速色谱纯化,得到烷基碘化物。
实例26:
(合成3ab目标产物的方案)本发明合成步骤是:向装有磁搅拌装置的10mLSchlenk管中添加正十二酸(0.30mmol,1.0当量)、CuI(0.03mmol,10.0mol%,5.7mg)和NaI(0.60mmol,2.0当量,89.9mg)。用泵抽真空烧瓶,并用氮气回填三次。然后,在N2气氛下添加1.0mL四氢呋喃(12.30mmol,41.0当量, 1mL,c=0.30M)、去离子水(0.45mmol,1.5当量)和TMSCF3(0.36mmol,1.2当量)。该混合物在 150℃(恒温油浴锅)下搅拌12小时。冷却至室温后,用乙酸乙酯(15mL)稀释该混合物,用水和盐水洗涤,并在无水Na2SO4上干燥。经EtOAc(5mL x 3)萃取后,用无水Na2SO4脱水并减压浓缩合并的有机层。粗产物在硅胶上通过快速色谱纯化,得到烷基碘化物。
实例27:
(合成3ac目标产物的方案)本发明合成步骤是:向装有磁搅拌装置的10mLSchlenk管中添加异丁酸(0.30mmol,1.0当量)、CuI(0.03mmol,10.0mol%,5.7mg)和NaI(0.60mmol,2.0当量,89.9mg)。用泵抽真空烧瓶,并用氮气回填三次。然后,在N2气氛下添加1.0mL四氢呋喃(12.30mmol,41.0当量, 1mL,c=0.30M)、去离子水(0.45mmol,1.5当量)和TMSCF3(0.36mmol,1.2当量)。该混合物在150℃(恒温油浴锅)下搅拌12小时。冷却至室温后,用乙酸乙酯(15mL)稀释该混合物,用水和盐水洗涤,并在无水Na2SO4上干燥。经EtOAc(5mL x 3)萃取后,用无水Na2SO4脱水并减压浓缩合并的有机层。粗产物在硅胶上通过快速色谱纯化,得到烷基碘化物。
实例28:
(合成3ad目标产物的方案)本发明合成步骤是:向装有磁搅拌装置的10mLSchlenk管中添加2-乙及丁酸(0.30mmol,1.0当量)、CuI(0.03mmol,10.0mol%,5.7mg)和NaI(0.60mmol,2.0当量,89.9mg)。用泵抽真空烧瓶,并用氮气回填三次。然后,在N2气氛下添加1.0mL四氢呋喃(12.30mmol,41.0当量, 1mL,c=0.30M)、去离子水(0.45mmol,1.5当量)和TMSCF3(0.36mmol,1.2当量)。该混合物在 150℃(恒温油浴锅)下搅拌12小时。冷却至室温后,用乙酸乙酯(15mL)稀释该混合物,用水和盐水洗涤,并在无水Na2SO4上干燥。经EtOAc(5mL x 3)萃取后,用无水Na2SO4脱水并减压浓缩合并的有机层。粗产物在硅胶上通过快速色谱纯化,得到烷基碘化物。
实例29:
(合成3ae目标产物的方案)本发明合成步骤是:向装有磁搅拌装置的10mLSchlenk管中添加三甲基乙酸(0.30mmol,1.0当量)、CuI(0.03mmol,10.0mol%,5.7mg)和NaI(0.60mmol,2.0当量,89.9mg)。用泵抽真空烧瓶,并用氮气回填三次。然后,在N2气氛下添加1.0mL四氢呋喃(12.30mmol,41.0当量, 1mL,c=0.30M)、去离子水(0.45mmol,1.5当量)和TMSCF3(0.36mmol,1.2当量)。该混合物在 150℃(恒温油浴锅)下搅拌12小时。冷却至室温后,用乙酸乙酯(15mL)稀释该混合物,用水和盐水洗涤,并在无水Na2SO4上干燥。经EtOAc(5mL x 3)萃取后,用无水Na2SO4脱水并减压浓缩合并的有机层。粗产物在硅胶上通过快速色谱纯化,得到烷基碘化物。
实例30:
(合成3af目标产物的方案)本发明合成步骤是:向装有磁搅拌装置的10mLSchlenk管中添加环丁基甲酸(0.30mmol,1.0当量)、CuI(0.03mmol,10.0mol%,5.7mg)和NaI(0.60mmol,2.0当量,89.9mg)。用泵抽真空烧瓶,并用氮气回填三次。然后,在N2气氛下添加1.0mL四氢呋喃(12.30mmol,41.0当量, 1mL,c=0.30M)、去离子水(0.45mmol,1.5当量)和TMSCF3(0.36mmol,1.2当量)。该混合物在 150℃(恒温油浴锅)下搅拌12小时。冷却至室温后,用乙酸乙酯(15mL)稀释该混合物,用水和盐水洗涤,并在无水Na2SO4上干燥。经EtOAc(5mL x 3)萃取后,用无水Na2SO4脱水并减压浓缩合并的有机层。粗产物在硅胶上通过快速色谱纯化,得到烷基碘化物。
实例31:
(合成3ag目标产物的方案)本发明合成步骤是:向装有磁搅拌装置的10mLSchlenk管中添加环戊基甲酸(0.30mmol,1.0当量)、CuI(0.03mmol,10.0mol%,5.7mg)和NaI(0.60mmol,2.0当量,89.9mg)。用泵抽真空烧瓶,并用氮气回填三次。然后,在N2气氛下添加1.0mL四氢呋喃(12.30mmol,41.0当量,1mL,c=0.30M)、去离子水(0.45mmol,1.5当量)和TMSCF3(0.36mmol,1.2当量)。该混合物在 150℃(恒温油浴锅)下搅拌12小时。冷却至室温后,用乙酸乙酯(15mL)稀释该混合物,用水和盐水洗涤,并在无水Na2SO4上干燥。经EtOAc(5mL x 3)萃取后,用无水Na2SO4脱水并减压浓缩合并的有机层。粗产物在硅胶上通过快速色谱纯化,得到烷基碘化物。
实例32:
(合成3ah目标产物的方案)本发明合成步骤是:向装有磁搅拌装置的10mLSchlenk管中添加环己基甲酸(0.30mmol,1.0当量)、CuI(0.03mmol,10.0mol%,5.7mg)和NaI(0.60mmol,2.0当量,89.9mg)。用泵抽真空烧瓶,并用氮气回填三次。然后,在N2气氛下添加1.0mL四氢呋喃(12.30mmol,41.0当量, 1mL,c=0.30M)、去离子水(0.45mmol,1.5当量)和TMSCF3(0.36mmol,1.2当量)。该混合物在 150℃(恒温油浴锅)下搅拌12小时。冷却至室温后,用乙酸乙酯(15mL)稀释该混合物,用水和盐水洗涤,并在无水Na2SO4上干燥。经EtOAc(5mL x 3)萃取后,用无水Na2SO4脱水并减压浓缩合并的有机层。粗产物在硅胶上通过快速色谱纯化,得到烷基碘化物。
实例33:
(合成3ai目标产物的方案)本发明合成步骤是:向装有磁搅拌装置的10mLSchlenk管中添加1-甲基 -1-环已羧酸(0.30mmol,1.0当量)、CuI(0.03mmol,10.0mol%,5.7mg)和NaI(0.60mmol,2.0当量, 89.9mg)。用泵抽真空烧瓶,并用氮气回填三次。然后,在N2气氛下添加1.0mL四氢呋喃(12.30mmol, 41.0当量,1mL,c=0.30M)、去离子水(0.45mmol,1.5当量)和TMSCF3(0.36mmol,1.2当量)。该混合物在150℃(恒温油浴锅)下搅拌12小时。冷却至室温后,用乙酸乙酯(15mL)稀释该混合物,用水和盐水洗涤,并在无水Na2SO4上干燥。经EtOAc(5mL x 3)萃取后,用无水Na2SO4脱水并减压浓缩合并的有机层。粗产物在硅胶上通过快速色谱纯化,得到烷基碘化物。
实例34:
(合成3aj目标产物的方案)本发明合成步骤是:向装有磁搅拌装置的10mLSchlenk管中添加3-环戊烯甲酸(0.30mmol,1.0当量)、CuI(0.03mmol,10.0mol%,5.7mg)和NaI(0.60mmol,2.0当量,89.9mg)。用泵抽真空烧瓶,并用氮气回填三次。然后,在N2气氛下添加1.0mL四氢呋喃(12.30mmol,41.0当量, 1mL,c=0.30M)、去离子水(0.45mmol,1.5当量)和TMSCF3(0.36mmol,1.2当量)。该混合物在 150℃(恒温油浴锅)下搅拌12小时。冷却至室温后,用乙酸乙酯(15mL)稀释该混合物,用水和盐水洗涤,并在无水Na2SO4上干燥。经EtOAc(5mL x 3)萃取后,用无水Na2SO4脱水并减压浓缩合并的有机层。粗产物在硅胶上通过快速色谱纯化,得到烷基碘化物。
实例35:
(合成3ak目标产物的方案)本发明合成步骤是:向装有磁搅拌装置的10mLSchlenk管中添加1-金刚烷甲酸(0.30mmol,1.0当量)、CuI(0.03mmol,10.0mol%,5.7mg)和NaI(0.60mmol,2.0当量,89.9mg)。用泵抽真空烧瓶,并用氮气回填三次。然后,在N2气氛下添加1.0mL四氢呋喃(12.30mmol,41.0当量, 1mL,c=0.30M)、去离子水(0.45mmol,1.5当量)和TMSCF3(0.36mmol,1.2当量)。该混合物在 150℃(恒温油浴锅)下搅拌12小时。冷却至室温后,用乙酸乙酯(15mL)稀释该混合物,用水和盐水洗涤,并在无水Na2SO4上干燥。经EtOAc(5mL x 3)萃取后,用无水Na2SO4脱水并减压浓缩合并的有机层。粗产物在硅胶上通过快速色谱纯化,得到烷基碘化物。
实例36:
(合成3al目标产物的方案)本发明合成步骤是:向装有磁搅拌装置的10mLSchlenk管中添加1-金刚烷乙酸(0.30mmol,1.0当量)、CuI(0.03mmol,10.0mol%,5.7mg)和NaI(0.60mmol,2.0当量,89.9mg)。用泵抽真空烧瓶,并用氮气回填三次。然后,在N2气氛下添加1.0mL四氢呋喃(12.30mmol,41.0当量, 1mL,c=0.30M)、去离子水(0.45mmol,1.5当量)和TMSCF3(0.36mmol,1.2当量)。该混合物在 150℃(恒温油浴锅)下搅拌12小时。冷却至室温后,用乙酸乙酯(15mL)稀释该混合物,用水和盐水洗涤,并在无水Na2SO4上干燥。经EtOAc(5mL x 3)萃取后,用无水Na2SO4脱水并减压浓缩合并的有机层。粗产物在硅胶上通过快速色谱纯化,得到烷基碘化物。
实例37:
(合成3am目标产物的方案)本发明合成步骤是:向装有磁搅拌装置的10mLSchlenk管中添加1-氯戊酸(0.30mmol,1.0当量)、CuI(0.03mmol,10.0mol%,5.7mg)和NaI(0.60mmol,2.0当量,89.9mg)。用泵抽真空烧瓶,并用氮气回填三次。然后,在N2气氛下添加1.0mL四氢呋喃(12.30mmol,41.0当量, 1mL,c=0.30M)、去离子水(0.45mmol,1.5当量)和TMSCF3(0.36mmol,1.2当量)。该混合物在 150℃(恒温油浴锅)下搅拌12小时。冷却至室温后,用乙酸乙酯(15mL)稀释该混合物,用水和盐水洗涤,并在无水Na2SO4上干燥。经EtOAc(5mL x 3)萃取后,用无水Na2SO4脱水并减压浓缩合并的有机层。粗产物在硅胶上通过快速色谱纯化,得到烷基碘化物。
实例38:
(合成3am目标产物的方案)本发明合成步骤是:向装有磁搅拌装置的10mLSchlenk管中添加油酸(0.30mmol,1.0当量)、CuI(0.03mmol,10.0mol%,5.7mg)和NaI(0.60mmol,2.0当量,89.9mg)。用泵抽真空烧瓶,并用氮气回填三次。然后,在N2气氛下添加1.0mL四氢呋喃(12.30mmol,41.0当量, 1mL,c=0.30M)、去离子水(0.45mmol,1.5当量)和TMSCF3(0.36mmol,1.2当量)。该混合物在 150℃(恒温油浴锅)下搅拌12小时。冷却至室温后,用乙酸乙酯(15mL)稀释该混合物,用水和盐水洗涤,并在无水Na2SO4上干燥。经EtOAc(5mL x 3)萃取后,用无水Na2SO4脱水并减压浓缩合并的有机层。粗产物在硅胶上通过快速色谱纯化,得到烷基碘化物。
实例39:
(合成4a目标产物的方案)本发明合成步骤是:向装有磁搅拌装置的10mL Schlenk管中添加苯甲酸(0.30mmol,1.0当量)、CuI(0.03mmol,10.0mol%,5.7mg)和NaI(0.60mmol,2.0当量,89.9mg)。用泵抽真空烧瓶,并用氮气回填三次。然后,在N2气氛下添加1.0mL四氢呋喃(12.30mmol,41.0当量, 1mL,c=0.30M)、去离子水(0.45mmol,1.5当量)和TMSCF3(0.36mmol,1.2当量)。该混合物在 150℃(恒温油浴锅)下搅拌12小时。冷却至室温后,用乙酸乙酯(15mL)稀释该混合物,用水和盐水洗涤,并在无水Na2SO4上干燥。经EtOAc(5mL x 3)萃取后,用无水Na2SO4脱水并减压浓缩合并的有机层。粗产物在硅胶上通过快速色谱纯化,得到烷基碘化物)。
实例40:
(合成4b目标产物的方案)本发明合成步骤是:向装有磁搅拌装置的10mL Schlenk管中添加4-甲基苯甲酸(0.30mmol,1.0当量)、CuI(0.03mmol,10.0mol%,5.7mg)和NaI(0.60mmol,2.0当量,89.9mg)。用泵抽真空烧瓶,并用氮气回填三次。然后,在N2气氛下添加1.0mL四氢呋喃(12.30mmol,41.0当量, 1mL,c=0.30M)、去离子水(0.45mmol,1.5当量)和TMSCF3(0.36mmol,1.2当量)。该混合物在 150℃(恒温油浴锅)下搅拌12小时。冷却至室温后,用乙酸乙酯(15mL)稀释该混合物,用水和盐水洗涤,并在无水Na2SO4上干燥。经EtOAc(5mL x 3)萃取后,用无水Na2SO4脱水并减压浓缩合并的有机层。粗产物在硅胶上通过快速色谱纯化,得到烷基碘化物。
实例41:
(合成4c目标产物的方案)本发明合成步骤是:向装有磁搅拌装置的10mL Schlenk管中添加3-甲基苯甲酸(0.30mmol,1.0当量)、CuI(0.03mmol,10.0mol%,5.7mg)和NaI(0.60mmol,2.0当量,89.9mg)。用泵抽真空烧瓶,并用氮气回填三次。然后,在N2气氛下添加1.0mL四氢呋喃(12.30mmol,41.0当量, 1mL,c=0.30M)、去离子水(0.45mmol,1.5当量)和TMSCF3(0.36mmol,1.2当量)。该混合物在 150℃(恒温油浴锅)下搅拌12小时。冷却至室温后,用乙酸乙酯(15mL)稀释该混合物,用水和盐水洗涤,并在无水Na2SO4上干燥。经EtOAc(5mL x 3)萃取后,用无水Na2SO4脱水并减压浓缩合并的有机层。粗产物在硅胶上通过快速色谱纯化,得到烷基碘化物。
实例42:
(合成4d目标产物的方案)本发明合成步骤是:向装有磁搅拌装置的10mL Schlenk管中添加2-甲基苯甲酸(0.30mmol,1.0当量)、CuI(0.03mmol,10.0mol%,5.7mg)和NaI(0.60mmol,2.0当量,89.9mg)。用泵抽真空烧瓶,并用氮气回填三次。然后,在N2气氛下添加1.0mL四氢呋喃(12.30mmol,41.0当量, 1mL,c=0.30M)、去离子水(0.45mmol,1.5当量)和TMSCF3(0.36mmol,1.2当量)。该混合物在 150℃(恒温油浴锅)下搅拌12小时。冷却至室温后,用乙酸乙酯(15mL)稀释该混合物,用水和盐水洗涤,并在无水Na2SO4上干燥。经EtOAc(5mL x 3)萃取后,用无水Na2SO4脱水并减压浓缩合并的有机层。粗产物在硅胶上通过快速色谱纯化,得到烷基碘化物。
实例43:
(合成4e目标产物的方案)本发明合成步骤是:向装有磁搅拌装置的10mL Schlenk管中添加4-氯苯甲酸(0.30mmol,1.0当量)、CuI(0.03mmol,10.0mol%,5.7mg)和NaI(0.60mmol,2.0当量,89.9mg)。用泵抽真空烧瓶,并用氮气回填三次。然后,在N2气氛下添加1.0mL四氢呋喃(12.30mmol,41.0当量, 1mL,c=0.30M)、去离子水(0.45mmol,1.5当量)和TMSCF3(0.36mmol,1.2当量)。该混合物在 150℃(恒温油浴锅)下搅拌12小时。冷却至室温后,用乙酸乙酯(15mL)稀释该混合物,用水和盐水洗涤,并在无水Na2SO4上干燥。经EtOAc(5mL x 3)萃取后,用无水Na2SO4脱水并减压浓缩合并的有机层。粗产物在硅胶上通过快速色谱纯化,得到烷基碘化物。
实例44:
(合成4f目标产物的方案)本发明合成步骤是:向装有磁搅拌装置的10mL Schlenk管中添加3-氯苯甲酸(0.30mmol,1.0当量)、CuI(0.03mmol,10.0mol%,5.7mg)和NaI(0.60mmol,2.0当量,89.9mg)。用泵抽真空烧瓶,并用氮气回填三次。然后,在N2气氛下添加1.0mL四氢呋喃(12.30mmol,41.0当量, 1mL,c=0.30M)、去离子水(0.45mmol,1.5当量)和TMSCF3(0.36mmol,1.2当量)。该混合物在 150℃(恒温油浴锅)下搅拌12小时。冷却至室温后,用乙酸乙酯(15mL)稀释该混合物,用水和盐水洗涤,并在无水Na2SO4上干燥。经EtOAc(5mL x 3)萃取后,用无水Na2SO4脱水并减压浓缩合并的有机层。粗产物在硅胶上通过快速色谱纯化,得到烷基碘化物。
实例45:
(合成4g目标产物的方案)本发明合成步骤是:向装有磁搅拌装置的10mL Schlenk管中添加2-氯苯甲酸(0.30mmol,1.0当量)、CuI(0.03mmol,10.0mol%,5.7mg)和NaI(0.60mmol,2.0当量,89.9mg)。用泵抽真空烧瓶,并用氮气回填三次。然后,在N2气氛下添加1.0mL四氢呋喃(12.30mmol,41.0当量, 1mL,c=0.30M)、去离子水(0.45mmol,1.5当量)和TMSCF3(0.36mmol,1.2当量)。该混合物在 150℃(恒温油浴锅)下搅拌12小时。冷却至室温后,用乙酸乙酯(15mL)稀释该混合物,用水和盐水洗涤,并在无水Na2SO4上干燥。经EtOAc(5mL x 3)萃取后,用无水Na2SO4脱水并减压浓缩合并的有机层。粗产物在硅胶上通过快速色谱纯化,得到烷基碘化物。
实例46:
(合成4h目标产物的方案)本发明合成步骤是:向装有磁搅拌装置的10mL Schlenk管中添加4-溴苯甲酸(0.30mmol,1.0当量)、CuI(0.03mmol,10.0mol%,5.7mg)和NaI(0.60mmol,2.0当量,89.9mg)。用泵抽真空烧瓶,并用氮气回填三次。然后,在N2气氛下添加1.0mL四氢呋喃(12.30mmol,41.0当量, 1mL,c=0.30M)、去离子水(0.45mmol,1.5当量)和TMSCF3(0.36mmol,1.2当量)。该混合物在 150℃(恒温油浴锅)下搅拌12小时。冷却至室温后,用乙酸乙酯(15mL)稀释该混合物,用水和盐水洗涤,并在无水Na2SO4上干燥。经EtOAc(5mL x 3)萃取后,用无水Na2SO4脱水并减压浓缩合并的有机层。粗产物在硅胶上通过快速色谱纯化,得到烷基碘化物。
实例47:
(合成4i目标产物的方案)本发明合成步骤是:向装有磁搅拌装置的10mL Schlenk管中添加2,4-二甲基苯甲酸(0.30mmol,1.0当量)、CuI(0.03mmol,10.0mol%,5.7mg)和NaI(0.60mmol,2.0当量, 89.9mg)。用泵抽真空烧瓶,并用氮气回填三次。然后,在N2气氛下添加1.0mL四氢呋喃(12.30mmol, 41.0当量,1mL,c=0.30M)、去离子水(0.45mmol,1.5当量)和TMSCF3(0.36mmol,1.2当量)。该混合物在150℃(恒温油浴锅)下搅拌12小时。冷却至室温后,用乙酸乙酯(15mL)稀释该混合物,用水和盐水洗涤,并在无水Na2SO4上干燥。经EtOAc(5mL x 3)萃取后,用无水Na2SO4脱水并减压浓缩合并的有机层。粗产物在硅胶上通过快速色谱纯化,得到烷基碘化物。
实例48:
(合成4j目标产物的方案)本发明合成步骤是:向装有磁搅拌装置的10mL Schlenk管中添加2,3-二甲基苯甲酸(0.30mmol,1.0当量)、CuI(0.03mmol,10.0mol%,5.7mg)和NaI(0.60mmol,2.0当量, 89.9mg)。用泵抽真空烧瓶,并用氮气回填三次。然后,在N2气氛下添加1.0mL四氢呋喃(12.30mmol, 41.0当量,1mL,c=0.30M)、去离子水(0.45mmol,1.5当量)和TMSCF3(0.36mmol,1.2当量)。该混合物在150℃(恒温油浴锅)下搅拌12小时。冷却至室温后,用乙酸乙酯(15mL)稀释该混合物,用水和盐水洗涤,并在无水Na2SO4上干燥。经EtOAc(5mL x 3)萃取后,用无水Na2SO4脱水并减压浓缩合并的有机层。粗产物在硅胶上通过快速色谱纯化,得到烷基碘化物。
实例49:
(合成4j目标产物的方案)本发明合成步骤是:向装有磁搅拌装置的10mL Schlenk管中添加2-呋喃甲酸(0.30mmol,1.0当量)、CuI(0.03mmol,10.0mol%,5.7mg)和NaI(0.60mmol,2.0当量,89.9mg)。用泵抽真空烧瓶,并用氮气回填三次。然后,在N2气氛下添加1.0mL四氢呋喃(12.30mmol,41.0当量, 1mL,c=0.30M)、去离子水(0.45mmol,1.5当量)和TMSCF3(0.36mmol,1.2当量)。该混合物在 150℃(恒温油浴锅)下搅拌12小时。冷却至室温后,用乙酸乙酯(15mL)稀释该混合物,用水和盐水洗涤,并在无水Na2SO4上干燥。经EtOAc(5mL x 3)萃取后,用无水Na2SO4脱水并减压浓缩合并的有机层。粗产物在硅胶上通过快速色谱纯化,得到烷基碘化物。
实例50:
(合成4k目标产物的方案)本发明合成步骤是:向装有磁搅拌装置的10mL Schlenk管中添加2-噻吩甲酸(0.30mmol,1.0当量)、CuI(0.03mmol,10.0mol%,5.7mg)和NaI(0.60mmol,2.0当量,89.9mg)。用泵抽真空烧瓶,并用氮气回填三次。然后,在N2气氛下添加1.0mL四氢呋喃(12.30mmol,41.0当量, 1mL,c=0.30M)、去离子水(0.45mmol,1.5当量)和TMSCF3(0.36mmol,1.2当量)。该混合物在 150℃(恒温油浴锅)下搅拌12小时。冷却至室温后,用乙酸乙酯(15mL)稀释该混合物,用水和盐水洗涤,并在无水Na2SO4上干燥。经EtOAc(5mL x 3)萃取后,用无水Na2SO4脱水并减压浓缩合并的有机层。粗产物在硅胶上通过快速色谱纯化,得到烷基碘化物。
实例51:
(合成4k目标产物的方案)本发明合成步骤是:向装有磁搅拌装置的10mL Schlenk管中添加N-甲基 -2-吡咯甲酸(0.30mmol,1.0当量)、CuI(0.03mmol,10.0mol%,5.7mg)和NaI(0.60mmol,2.0当量, 89.9mg)。用泵抽真空烧瓶,并用氮气回填三次。然后,在N2气氛下添加1.0mL四氢呋喃(12.30mmol, 41.0当量,1mL,c=0.30M)、去离子水(0.45mmol,1.5当量)和TMSCF3(0.36mmol,1.2当量)。该混合物在150℃(恒温油浴锅)下搅拌12小时。冷却至室温后,用乙酸乙酯(15mL)稀释该混合物,用水和盐水洗涤,并在无水Na2SO4上干燥。经EtOAc(5mL x 3)萃取后,用无水Na2SO4脱水并减压浓缩合并的有机层。粗产物在硅胶上通过快速色谱纯化,得到烷基碘化物。
实例52:
(合成5a标产物的方案)本发明合成步骤是:向装有磁搅拌装置的10mL Schlenk管中添加苯丙酸(0.30mmol,1.0当量)、CuI(0.03mmol,10.0mol%,5.7mg)和NaI(0.60mmol,2.0当量,89.9mg)。用泵抽真空烧瓶,并用氮气回填三次。然后,在N2气氛下添加1.0mL四氢呋喃(12.30mmol,41.0当量, 1mL,c=0.30M)、去离子水(0.45mmol,1.5当量)和TMSCF3(0.36mmol,1.2当量)。该混合物在 150℃(恒温油浴锅)下搅拌12小时。冷却至室温后,用乙酸乙酯(15mL)稀释该混合物,用水和盐水洗涤,并在无水Na2SO4上干燥。经EtOAc(5mL x 3)萃取后,用无水Na2SO4脱水并减压浓缩合并的有机层。粗产物在硅胶上通过快速色谱纯化,得到烷基碘化物。
实例53:
(合成5b标产物的方案)本发明合成步骤是:向装有磁搅拌装置的10mL Schlenk管中添加布洛芬(0.30mmol,1.0当量)、CuI(0.03mmol,10.0mol%,5.7mg)和NaI(0.60mmol,2.0当量,89.9mg)。用泵抽真空烧瓶,并用氮气回填三次。然后,在N2气氛下添加1.0mL四氢呋喃(12.30mmol,41.0当量, 1mL,c=0.30M)、去离子水(0.45mmol,1.5当量)和TMSCF3(0.36mmol,1.2当量)。该混合物在 150℃(恒温油浴锅)下搅拌12小时。冷却至室温后,用乙酸乙酯(15mL)稀释该混合物,用水和盐水洗涤,并在无水Na2SO4上干燥。经EtOAc(5mL x 3)萃取后,用无水Na2SO4脱水并减压浓缩合并的有机层。粗产物在硅胶上通过快速色谱纯化,得到烷基碘化物。
实例54:
(合成5c标产物的方案)本发明合成步骤是:向装有磁搅拌装置的10mL Schlenk管中添加4-羧甲基苯甲酸(0.30mmol,1.0当量)、CuI(0.03mmol,10.0mol%,5.7mg)和NaI(0.60mmol,2.0当量,89.9mg)。用泵抽真空烧瓶,并用氮气回填三次。然后,在N2气氛下添加1.0mL四氢呋喃(12.30mmol,41.0当量, 1mL,c=0.30M)、去离子水(0.45mmol,1.5当量)和TMSCF3(0.36mmol,1.2当量)。该混合物在150℃(恒温油浴锅)下搅拌12小时。冷却至室温后,用乙酸乙酯(15mL)稀释该混合物,用水和盐水洗涤,并在无水Na2SO4上干燥。经EtOAc(5mL x 3)萃取后,用无水Na2SO4脱水并减压浓缩合并的有机层。粗产物在硅胶上通过快速色谱纯化,得到烷基碘化物。
实例55:
(合成5d标产物的方案)本发明合成步骤是:向装有磁搅拌装置的10mL Schlenk管中添加托品酸(0.30mmol,1.0当量)、CuI(0.03mmol,10.0mol%,5.7mg)和NaI(0.60mmol,2.0当量,89.9mg)。用泵抽真空烧瓶,并用氮气回填三次。然后,在N2气氛下添加1.0mL四氢呋喃(12.30mmol,41.0当量, 1mL,c=0.30M)、去离子水(0.45mmol,1.5当量)和TMSCF3(0.36mmol,1.2当量)。该混合物在 150℃(恒温油浴锅)下搅拌12小时。冷却至室温后,用乙酸乙酯(15mL)稀释该混合物,用水和盐水洗涤,并在无水Na2SO4上干燥。经EtOAc(5mL x 3)萃取后,用无水Na2SO4脱水并减压浓缩合并的有机层。粗产物在硅胶上通过快速色谱纯化,得到烷基碘化物。
实例56:
(合成5e标产物的方案)本发明合成步骤是:向装有磁搅拌装置的10mL Schlenk管中添加萘普生(0.30mmol,1.0当量)、CuI(0.03mmol,10.0mol%,5.7mg)和NaI(0.60mmol,2.0当量,89.9mg)。用泵抽真空烧瓶,并用氮气回填三次。然后,在N2气氛下添加1.0mL四氢呋喃(12.30mmol,41.0当量, 1mL,c=0.30M)、去离子水(0.45mmol,1.5当量)和TMSCF3(0.36mmol,1.2当量)。该混合物在 150℃(恒温油浴锅)下搅拌12小时。冷却至室温后,用乙酸乙酯(15mL)稀释该混合物,用水和盐水洗涤,并在无水Na2SO4上干燥。经EtOAc(5mL x 3)萃取后,用无水Na2SO4脱水并减压浓缩合并的有机层。粗产物在硅胶上通过快速色谱纯化,得到烷基碘化物。
实例57:
(合成5f标产物的方案)本发明合成步骤是:向装有磁搅拌装置的10mL Schlenk管中添加吲哚美辛(0.30mmol,1.0当量)、CuI(0.03mmol,10.0mol%,5.7mg)和NaI(0.60mmol,2.0当量,89.9mg)。用泵抽真空烧瓶,并用氮气回填三次。然后,在N2气氛下添加1.0mL四氢呋喃(12.30mmol,41.0当量, 1mL,c=0.30M)、去离子水(0.45mmol,1.5当量)和TMSCF3(0.36mmol,1.2当量)。该混合物在 150℃(恒温油浴锅)下搅拌12小时。冷却至室温后,用乙酸乙酯(15mL)稀释该混合物,用水和盐水洗涤,并在无水Na2SO4上干燥。经EtOAc(5mL x 3)萃取后,用无水Na2SO4脱水并减压浓缩合并的有机层。粗产物在硅胶上通过快速色谱纯化,得到烷基碘化物。
实例58:
(合成5g标产物的方案)本发明合成步骤是:向装有磁搅拌装置的10mL Schlenk管中添加香豆素-6- 羧酸(0.30mmol,1.0当量)、CuI(0.03mmol,10.0mol%,5.7mg)和NaI(0.60mmol,2.0当量,89.9mg)。用泵抽真空烧瓶,并用氮气回填三次。然后,在N2气氛下添加1.0mL四氢呋喃(12.30mmol,41.0当量,1mL,c=0.30M)、去离子水(0.45mmol,1.5当量)和TMSCF3(0.36mmol,1.2当量)。该混合物在 150℃(恒温油浴锅)下搅拌12小时。冷却至室温后,用乙酸乙酯(15mL)稀释该混合物,用水和盐水洗涤,并在无水Na2SO4上干燥。经EtOAc(5mL x 3)萃取后,用无水Na2SO4脱水并减压浓缩合并的有机层。粗产物在硅胶上通过快速色谱纯化,得到烷基碘化物。
实例59:
(合成5h标产物的方案)本发明合成步骤是:向装有磁搅拌装置的10mL Schlenk管中添加奥沙普秦(0.30mmol,1.0当量)、CuI(0.03mmol,10.0mol%,5.7mg)和NaI(0.60mmol,2.0当量,89.9mg)。用泵抽真空烧瓶,并用氮气回填三次。然后,在N2气氛下添加1.0mL四氢呋喃(12.30mmol,41.0当量, 1mL,c=0.30M)、去离子水(0.45mmol,1.5当量)和TMSCF3(0.36mmol,1.2当量)。该混合物在 150℃(恒温油浴锅)下搅拌12小时。冷却至室温后,用乙酸乙酯(15mL)稀释该混合物,用水和盐水洗涤,并在无水Na2SO4上干燥。经EtOAc(5mL x 3)萃取后,用无水Na2SO4脱水并减压浓缩合并的有机层。粗产物在硅胶上通过快速色谱纯化,得到烷基碘化物。
实例60:
(合成5i标产物的方案)本发明合成步骤是:向装有磁搅拌装置的10mL Schlenk管中添加扎托洛芬(0.30mmol,1.0当量)、CuI(0.03mmol,10.0mol%,5.7mg)和NaI(0.60mmol,2.0当量,89.9mg)。用泵抽真空烧瓶,并用氮气回填三次。然后,在N2气氛下添加1.0mL四氢呋喃(12.30mmol,41.0当量,1mL,c=0.30M)、去离子水(0.45mmol,1.5当量)和TMSCF3(0.36mmol,1.2当量)。该混合物在 150℃(恒温油浴锅)下搅拌12小时。冷却至室温后,用乙酸乙酯(15mL)稀释该混合物,用水和盐水洗涤,并在无水Na2SO4上干燥。经EtOAc(5mL x 3)萃取后,用无水Na2SO4脱水并减压浓缩合并的有机层。粗产物在硅胶上通过快速色谱纯化,得到烷基碘化物。
实例61:
(合成5j标产物的方案)本发明合成步骤是:向装有磁搅拌装置的10mL Schlenk管中添加舒林酸(0.30mmol,1.0当量)、CuI(0.03mmol,10.0mol%,5.7mg)和NaI(0.60mmol,2.0当量,89.9mg)。用泵抽真空烧瓶,并用氮气回填三次。然后,在N2气氛下添加1.0mL四氢呋喃(12.30mmol,41.0当量, 1mL,c=0.30M)、去离子水(0.45mmol,1.5当量)和TMSCF3(0.36mmol,1.2当量)。该混合物在 150℃(恒温油浴锅)下搅拌12小时。冷却至室温后,用乙酸乙酯(15mL)稀释该混合物,用水和盐水洗涤,并在无水Na2SO4上干燥。经EtOAc(5mL x 3)萃取后,用无水Na2SO4脱水并减压浓缩合并的有机层。粗产物在硅胶上通过快速色谱纯化,得到烷基碘化物。
实例62:
(合成5k标产物的方案)本发明合成步骤是:向装有磁搅拌装置的10mL Schlenk管中添加阿达帕林(0.30mmol,1.0当量)、CuI(0.03mmol,10.0mol%,5.7mg)和NaI(0.60mmol,2.0当量,89.9mg)。用泵抽真空烧瓶,并用氮气回填三次。然后,在N2气氛下添加1.0mL四氢呋喃(12.30mmol,41.0当量, 1mL,c=0.30M)、去离子水(0.45mmol,1.5当量)和TMSCF3(0.36mmol,1.2当量)。该混合物在 150℃(恒温油浴锅)下搅拌12小时。冷却至室温后,用乙酸乙酯(15mL)稀释该混合物,用水和盐水洗涤,并在无水Na2SO4上干燥。经EtOAc(5mL x 3)萃取后,用无水Na2SO4脱水并减压浓缩合并的有机层。粗产物在硅胶上通过快速色谱纯化,得到烷基碘化物。
实例63:
(合成5l标产物的方案)本发明合成步骤是:向装有磁搅拌装置的10mL Schlenk管中添加伊索克酸(0.30mmol,1.0当量)、CuI(0.03mmol,10.0mol%,5.7mg)和NaI(0.60mmol,2.0当量,89.9mg)。用泵抽真空烧瓶,并用氮气回填三次。然后,在N2气氛下添加1.0mL四氢呋喃(12.30mmol,41.0当量, 1mL,c=0.30M)、去离子水(0.45mmol,1.5当量)和TMSCF3(0.36mmol,1.2当量)。该混合物在 150℃(恒温油浴锅)下搅拌12小时。冷却至室温后,用乙酸乙酯(15mL)稀释该混合物,用水和盐水洗涤,并在无水Na2SO4上干燥。经EtOAc(5mL x 3)萃取后,用无水Na2SO4脱水并减压浓缩合并的有机层。粗产物在硅胶上通过快速色谱纯化,得到烷基碘化物。
实例64:
(合成5l标产物的方案)本发明合成步骤是:向装有磁搅拌装置的10mL Schlenk管中添加伊索克酸(0.30mmol,1.0当量)、CuI(0.03mmol,10.0mol%,5.7mg)和NaI(0.60mmol,2.0当量,89.9mg)。用泵抽真空烧瓶,并用氮气回填三次。然后,在N2气氛下添加1.0mL四氢呋喃(12.30mmol,41.0当量, 1mL,c=0.30M)、去离子水(0.45mmol,1.5当量)和TMSCF3(0.36mmol,1.2当量)。该混合物在 150℃(恒温油浴锅)下搅拌12小时。冷却至室温后,用乙酸乙酯(15mL)稀释该混合物,用水和盐水洗涤,并在无水Na2SO4上干燥。经EtOAc(5mL x 3)萃取后,用无水Na2SO4脱水并减压浓缩合并的有机层。粗产物在硅胶上通过快速色谱纯化,得到烷基碘化物。
实例65:
(合成6a目标产物的方案)本发明合成步骤是:向装有磁搅拌装置的10mL Schlenk管中苯乙酸(0.30mmol,1.0当量)、CuI(0.03mmol,10.0mol%,5.7mg)和NaI(0.60mmol,2.0当量,89.9mg)。用泵抽真空烧瓶,并用氮气回填三次。然后,在N2气氛下添加1.0mL 2-甲基四氢呋喃(12.30mmol,41.0 当量,1mL,c=0.30M)、去离子水(0.45mmol,1.5当量)和TMSCF3(0.36mmol,1.2当量)。该混合物在150℃(恒温油浴锅)下搅拌12小时。冷却至室温后,用乙酸乙酯(15mL)稀释该混合物,用水和盐水洗涤,并在无水Na2SO4上干燥。经EtOAc(5mL x 3)萃取后,用无水Na2SO4脱水并减压浓缩合并的有机层。粗产物在硅胶上通过快速色谱纯化,得到烷基碘化物。
实例66:
(合成6b目标产物的方案)本发明合成步骤是:向装有磁搅拌装置的10mL Schlenk管中苯乙酸(0.30mmol,1.0当量)、CuI(0.03mmol,10.0mol%,5.7mg)和NaI(0.60mmol,2.0当量,89.9mg)。用泵抽真空烧瓶,并用氮气回填三次。然后,在N2气氛下添加1.0mL 3-甲基四氢呋喃(12.30mmol,41.0 当量,1mL,c=0.30M)、去离子水(0.45mmol,1.5当量)和TMSCF3(0.36mmol,1.2当量)。该混合物在150℃(恒温油浴锅)下搅拌12小时。冷却至室温后,用乙酸乙酯(15mL)稀释该混合物,用水和盐水洗涤,并在无水Na2SO4上干燥。经EtOAc(5mL x 3)萃取后,用无水Na2SO4脱水并减压浓缩合并的有机层。粗产物在硅胶上通过快速色谱纯化,得到烷基碘化物。
实例67:
(合成6c目标产物的方案)本发明合成步骤是:向装有磁搅拌装置的10mL Schlenk管中苯乙酸(0.30mmol,1.0当量)、CuI(0.03mmol,10.0mol%,5.7mg)和NaI(0.60mmol,2.0当量,89.9mg)。用泵抽真空烧瓶,并用氮气回填三次。然后,在N2气氛下添加1.0mL四氢吡喃(12.30mmol,41.0当量, 1mL,c=0.30M)、去离子水(0.45mmol,1.5当量)和TMSCF3(0.36mmol,1.2当量)。该混合物在 150℃(恒温油浴锅)下搅拌12小时。冷却至室温后,用乙酸乙酯(15mL)稀释该混合物,用水和盐水洗涤,并在无水Na2SO4上干燥。经EtOAc(5mL x 3)萃取后,用无水Na2SO4脱水并减压浓缩合并的有机层。粗产物在硅胶上通过快速色谱纯化,得到烷基碘化物。
实例68:
(合成6d目标产物的方案)本发明合成步骤是:向装有磁搅拌装置的10mL Schlenk管中苯乙酸(0.30mmol,1.0当量)、CuI(0.03mmol,10.0mol%,5.7mg)和NaI(0.60mmol,2.0当量,89.9mg)。用泵抽真空烧瓶,并用氮气回填三次。然后,在N2气氛下添加1.0mL二氧六环(12.30mmol,41.0当量, 1mL,c=0.30M)、去离子水(0.45mmol,1.5当量)和TMSCF3(0.36mmol,1.2当量)。该混合物在 150℃(恒温油浴锅)下搅拌12小时。冷却至室温后,用乙酸乙酯(15mL)稀释该混合物,用水和盐水洗涤,并在无水Na2SO4上干燥。经EtOAc(5mL x 3)萃取后,用无水Na2SO4脱水并减压浓缩合并的有机层。粗产物在硅胶上通过快速色谱纯化,得到烷基碘化物。
实例69:
(合成6e目标产物的方案)本发明合成步骤是:向装有磁搅拌装置的10mL Schlenk管中苯乙酸(0.30mmol,1.0当量)、CuI(0.03mmol,10.0mol%,5.7mg)和NaI(0.60mmol,2.0当量,89.9mg)。用泵抽真空烧瓶,并用氮气回填三次。然后,在N2气氛下添加1.0mL异丙醚(12.30mmol,41.0当量, 1mL,c=0.30M)、去离子水(0.45mmol,1.5当量)和TMSCF3(0.36mmol,1.2当量)。该混合物在 150℃(恒温油浴锅)下搅拌12小时。冷却至室温后,用乙酸乙酯(15mL)稀释该混合物,用水和盐水洗涤,并在无水Na2SO4上干燥。经EtOAc(5mL x 3)萃取后,用无水Na2SO4脱水并减压浓缩合并的有机层。粗产物在硅胶上通过快速色谱纯化,得到烷基碘化物。
实例70:
(合成7b目标产物的方案)本发明合成步骤是:在氮气气氛下,将装有磁力搅拌棒的100ml Schlenk 管依次充入碘化亚铜(CuI,2.61mmol,10mol%)、氯化锂(LiCl,31.32mmol,1.2当量)、烷基碘(26.1mmol, 1.0当量)。然后,加入1.0毫升无水四氢呋喃,并在0℃的氮气气氛下缓慢滴加庚-6-烯-1-基溴化镁(31.32 mmol,1.2当量,1.0M四氢呋喃)。反应混合物在室温下搅拌6小时(恒温油浴锅)。反应完成后,用 30毫升CH2Cl2稀释所得混合物,用50毫升饱和氯化铵(NH4Cl)溶液洗涤,用无水Na2SO4干燥,减压浓缩。使用石油醚(PE)和乙酸乙酯(EA)的混合溶剂系统,在硅胶上通过快速色谱法纯化粗产物,得到所需产物。
实例71:
(合成7c目标产物的方案)本发明合成步骤是:在氮气气氛下,将装有磁力搅拌棒的100ml Schlenk 管依次充入碘化亚铜(CuI,2.61mmol,10mol%)、氯化锂(LiCl,31.32mmol,1.2当量)、烷基碘(26.1mmol, 1.0当量)。然后,加入1.0毫升无水四氢呋喃,并在0℃的氮气气氛下缓慢滴加但是丁-3-烯-1-基溴化镁(31.32 mmol,1.2当量,1.0M四氢呋喃)。反应混合物在室温下搅拌6小时(恒温油浴锅)。反应完成后,用 30毫升CH2Cl2稀释所得混合物,用50毫升饱和氯化铵(NH4Cl)溶液洗涤,用无水Na2SO4干燥,减压浓缩。使用石油醚(PE)和乙酸乙酯(EA)的混合溶剂系统,在硅胶上通过快速色谱法纯化粗产物,得到所需产物。
实例72:
(合成8b目标产物的方案)本发明合成步骤是:在氮气气氛下,将装有磁力搅拌棒的10ml Schlenk 管依次充入碘化亚铜(CuI,0.03mmol,10mol%)、氯化锂(LiCl,0.36mmol,1.2当量)、8a(0.3mmol, 1.0当量)。然后,添加1.0mL无水四氢呋喃,并在0℃的氮气气氛下缓慢(约1分钟)滴加戊基溴化镁(0.36mmol,1.2当量,1.0M四氢呋喃)。反应混合物在室温下搅拌6小时(恒温油浴锅)。反应完成后,用3毫升CH2Cl2稀释所得混合物,用5毫升饱和氯化铵(NH4Cl)溶液洗涤,用无水Na2SO4干燥,减压浓缩。使用石油醚(PE)和乙酸乙酯(EA)的混合溶剂系统,在硅胶上通过快速色谱法纯化粗产物,得到所需产物。
实例73:
(合成8c目标产物的方案)本发明合成步骤是:在氮气气氛下,将装有磁力搅拌棒的10ml Schlenk 管依次充入碘化亚铜(CuI,0.03mmol,10mol%)、氯化锂(LiCl,0.36mmol,1.2当量)、8a(0.3mmol, 1.0当量)。然后,添加1.0mL无水四氢呋喃,并在0℃的氮气气氛下缓慢(约1分钟)滴加己基溴化镁(0.36mmol,1.2当量,1.0M四氢呋喃)。反应混合物在室温下搅拌6小时(恒温油浴锅)。反应完成后,用3毫升CH2Cl2稀释所得混合物,用5毫升饱和氯化铵(NH4Cl)溶液洗涤,用无水Na2SO4干燥,减压浓缩。使用石油醚(PE)和乙酸乙酯(EA)的混合溶剂系统,在硅胶上通过快速色谱法纯化粗产物,得到所需产物。
实例74:
(合成8d目标产物的方案)本发明合成步骤是:在氮气气氛下,将装有磁力搅拌棒的10ml Schlenk 管依次充入碘化亚铜(CuI,0.03mmol,10mol%)、氯化锂(LiCl,0.36mmol,1.2当量)、8a(0.3mmol, 1.0当量)。然后,添加1.0mL无水四氢呋喃,并在0℃的氮气气氛下缓慢(约1分钟)滴加庚基溴化镁(0.36mmol,1.2当量,1.0M四氢呋喃)。反应混合物在室温下搅拌6小时(恒温油浴锅)。反应完成后,用3毫升CH2Cl2稀释所得混合物,用5毫升饱和氯化铵(NH4Cl)溶液洗涤,用无水Na2SO4干燥,减压浓缩。使用石油醚(PE)和乙酸乙酯(EA)的混合溶剂系统,在硅胶上通过快速色谱法纯化粗产物,得到所需产物。
实例75:
(合成8e目标产物的方案)本发明合成步骤是:在氮气气氛下,将装有磁力搅拌棒的10ml Schlenk 管依次充入碘化亚铜(CuI,0.03mmol,10mol%)、氯化锂(LiCl,0.36mmol,1.2当量)、8a(0.3mmol, 1.0当量)。然后,添加1.0mL无水四氢呋喃,并在0℃的氮气气氛下缓慢(约1分钟)滴加环戊基溴化镁(0.36mmol,1.2当量,1.0M四氢呋喃)。反应混合物在室温下搅拌6小时(恒温油浴锅)。反应完成后,用3毫升CH2Cl2稀释所得混合物,用5毫升饱和氯化铵(NH4Cl)溶液洗涤,用无水Na2SO4干燥,减压浓缩。使用石油醚(PE)和乙酸乙酯(EA)的混合溶剂系统,在硅胶上通过快速色谱法纯化粗产物,得到所需产物。
实例76:
(合成8e目标产物的方案)本发明合成步骤是:在氮气气氛下,将装有磁力搅拌棒的10ml Schlenk 管依次充入碘化亚铜(CuI,0.03mmol,10mol%)、氯化锂(LiCl,0.36mmol,1.2当量)、8a(0.3mmol, 1.0当量)。然后,添加1.0mL无水四氢呋喃,并在0℃的氮气气氛下缓慢(约1分钟)滴加烯丙基溴化镁(0.36mmol,1.2当量,1.0M四氢呋喃)。反应混合物在室温下搅拌6小时(恒温油浴锅)。反应完成后,用3毫升CH2Cl2稀释所得混合物,用5毫升饱和氯化铵(NH4Cl)溶液洗涤,用无水Na2SO4干燥,减压浓缩。使用石油醚(PE)和乙酸乙酯(EA)的混合溶剂系统,在硅胶上通过快速色谱法纯化粗产物,得到所需产物。
实例77:
(合成8g目标产物的方案)本发明合成步骤是:在氮气气氛下,将装有磁力搅拌棒的10ml Schlenk 管依次充入碘化亚铜(CuI,0.03mmol,10mol%)、氯化锂(LiCl,0.36mmol,1.2当量)、8a(0.3mmol, 1.0当量)。然后,添加1.0mL无水四氢呋喃,并在0℃的氮气气氛下缓慢(约1分钟)滴加邻甲苯基溴化镁(0.36mmol,1.2当量,1.0M四氢呋喃)。反应混合物在室温下搅拌6小时(恒温油浴锅)。反应完成后,用3毫升CH2Cl2稀释所得混合物,用5毫升饱和氯化铵(NH4Cl)溶液洗涤,用无水Na2SO4 干燥,减压浓缩。使用石油醚(PE)和乙酸乙酯(EA)的混合溶剂系统,在硅胶上通过快速色谱法纯化粗产物,得到所需产物。
实例78:
(合成8h目标产物的方案)本发明合成步骤是:在氮气气氛下,将装有磁力搅拌棒的10ml Schlenk 管依次充入碘化亚铜(CuI,0.06mmol,20mol%)、Pd(PPh)2Cl2(0.015mmol,5mol%)、8a(0.3mmol, 1.0当量)。然后,将三甲基硅基乙炔(0.6mmol,2.0当量)和EtN3(1mL,c=0.3M)在室温下在N2气氛下搅拌。反应混合物在室温下搅拌12h(恒温油浴锅)。反应完成后,用3毫升CH2Cl2稀释所得混合物,用5毫升饱和氯化铵(NH4Cl)溶液洗涤,用无水Na2SO4干燥,减压浓缩。使用石油醚(PE)和乙酸乙酯(EA)的混合溶剂系统,在硅胶上通过快速色谱法纯化粗产物,得到所需产物。
实例79:
(合成8i目标产物的方案)本发明合成步骤是:在氮气气氛下,将装有磁力搅拌棒的10ml Schlenk 管依次注入叠氮化钠(NaN3,0.6mmol,2.0当量)、Pd(PPh)2Cl2(0.015mmol,5mol%)、8a(0.3mmol, 1.0当量)。然后,三甲基硅乙炔(0.6mmol,2.0当量)和DMF(2mL,c=0.15M)在氮气气氛下于室温下进行。反应混合物在室温下搅拌12h(恒温油浴锅)。反应完成后,用3毫升CH2Cl2稀释所得混合物,用5毫升饱和氯化铵(NH4Cl)溶液洗涤,用无水Na2SO4干燥,减压浓缩。使用石油醚(PE)和乙酸乙酯(EA)的混合溶剂系统,在硅胶上通过快速色谱法纯化粗产物,得到所需产物。
以上所述实施例仅表达了本发明的几种实施方式,其描述较为具体和详细,但并不能因此而理解为对本发明专利范围的限制。应当指出的是,对于本领域的普通技术人员来说,在不脱离本发明构思的前提下,还可以做出若干变形和改进,这些都属于本发明的保护范围。因此,本发明专利的保护范围应以所附权利要求为准。
Claims (3)
1.一种烷基碘酯的制备方法,其特征在于,包括如下步骤:向装有磁搅拌装置的10mLSchlenk管中添加0.30mmol羧酸、0.03mmol CuI和0.60mmol NaI,用泵抽真空烧瓶,并用氮气回填三次,然后,在N2气氛下添加1.0mL无水环醚、0.45mmol去离子水和0.36mmolTMSCF3得到混合物;混合物在150℃恒温油浴锅下搅拌12小时,冷却至室温后,用15mL乙酸乙酯稀释,用水和盐水洗涤,并在无水Na2SO4上干燥,经5mLEtOAc萃取3次后,用无水Na2SO4脱水并减压浓缩合并的有机层得到粗产物,粗产物在硅胶上通过快速色谱纯化,得到烷基碘酯3b-3an,4a-4m,5a-5l和6a-6e:
2.一种合成鳞翅目信息素的方法,其特征在于,包括如下步骤:在氮气气氛下,将装有磁力搅拌棒的100mlSchlenk管依次充入2.61mmol碘化亚铜、31.32mmol氯化锂、26.1mmol如权利要求1所述的烷基碘酯的制备方法制备得到的烷基碘酯7a;然后,加入1.0毫升无水四氢呋喃,并在0℃的氮气气氛下缓慢滴加31.32mmol格氏试剂,在室温下搅拌6小时,反应完成后得到混合物,用30毫升CH2Cl2稀释所得混合物,再用50毫升饱和氯化铵溶液洗涤,用无水Na2SO4干燥,减压浓缩,然后使用石油醚和乙酸乙酯的混合溶剂,在硅胶上通过快速色谱法纯化粗产物,得到所述成鳞翅目信息素7b或7c:
3.一种合成丙磺舒衍生物的方法,其特征在于,包括如下步骤:在氮气气氛下,将装有磁力搅拌棒的10mlSchlenk管依次充入碘化亚铜0.03mmol、氯化锂0.36mmol、如权利要求1所述的烷基碘酯的制备方法制备得到的烷基碘酯8a 0.3mmol,1.0当量,然后,添加1.0mL无水四氢呋喃,并在0℃的氮气气氛下缓慢滴加格利雅试剂0.36mmol,反应混合物在室温下搅拌6小时,反应完成后,用3毫升CH2Cl2稀释所得混合物,用5毫升饱和氯化铵溶液洗涤,用无水Na2SO4干燥,减压浓缩,使用石油醚和乙酸乙酯的混合溶剂,在硅胶上通过快速色谱法纯化粗产物,得到所述丙磺舒衍生物8b-8g:
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