WO2024007976A1 - 一种含偕二氟基的化合物及其制备方法和用途 - Google Patents
一种含偕二氟基的化合物及其制备方法和用途 Download PDFInfo
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- C07D487/02—Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, not provided for by groups C07D451/00 - C07D477/00 in which the condensed system contains two hetero rings
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Definitions
- the present application relates to the field of medicinal chemistry, specifically to a compound containing a geminal difluoro group and its preparation method and use.
- JAK Janus kinase
- STAT Signal Transducer and Activator of Transcription
- JAK protein kinase inhibitors can prevent the activation of T cells, prevent transplant rejection after transplantation, and can also treat autoimmune diseases (such as rheumatoid arthritis and multiple sclerosis). produce therapeutic effects.
- myeloproliferative neoplastic diseases including essential thrombocythemia, polycythemia vera, and primary myelofibrosis
- JAK2 protein kinase inhibitors has great medical value and market potential for the treatment of myeloproliferative tumor diseases.
- Ruxolitinib is a selective JAK1/2 kinase inhibitor. It was approved by the U.S. FDA as early as November 16, 2011 and marketed under the trade name Jakafi. It is the first treatment for primary cancer in the United States. drugs for myelofibrosis (PMF). However, it lacks high selectivity against JAK2 kinase, and has a short half-life and low exposure.
- the purpose of this application is to provide a compound represented by formula (I), its chiral enantiomer or its pharmaceutically acceptable salt and a preparation method thereof, which are used to prepare the compound represented by formula (I), its chiral enantiomer, and its chiral enantiomer.
- enantiomer or its pharmaceutically acceptable Intermediates of salts and preparation methods thereof pharmaceutical compositions containing compounds represented by formula (I), chiral enantiomers thereof or pharmaceutically acceptable salts thereof, and compounds represented by formula (I), chiral enantiomers thereof, and their chiral enantiomers.
- the compound of the present application has good JAK2 kinase inhibitory activity, and it has high selectivity for JAK2 kinase.
- the compound of the present application has obvious pharmacokinetic advantages, and is a good candidate for diseases related to abnormal JAK signaling pathways (especially It provides more choices for the prevention and/or treatment of autoimmune diseases, myeloproliferative neoplasms, and graft-versus-host disease, and has good clinical application prospects.
- this application provides the compound represented by formula (I), its chiral enantiomer or its pharmaceutically acceptable salt:
- A is alkyl or cycloalkyl, wherein said alkyl or said cycloalkyl is optionally substituted by fluorine, alkyl or cycloalkylene, and said alkyl, said cycloalkyl or said cycloalkylene
- the alkylene group has at least one pair of geminal difluoro groups
- the application provides the compound represented by formula (II), its chiral enantiomer or its pharmaceutically acceptable salt:
- Y 1 is CR 1 , where R 1 is a bond, H or F;
- Y 2 is alkylene or cycloalkylene, which is optionally substituted by fluorine, alkyl or cycloalkylene, or Y 2 is connected to Z or Y 1 to form C 3 -C 7 cycloalkylene;
- Y 1 is CR 1 , where R 1 is a bond
- Y 2 is alkylene
- X and Y 1 are connected to form a C 3 -C 7 cycloalkylene group, preferably a C 6 cycloalkylene group.
- Y 1 is CR 1 , where R 1 is F;
- Y 2 is alkylene, preferably C 1 -C 5 alkylene, more preferably C 2 -C 3 alkylene;
- X is H.
- Y 1 is CR 1 , where R 1 is F;
- Y 2 is alkylene
- X and Z are connected to form a C 3 -C 7 cycloalkylene group, preferably a C 6 cycloalkylene group.
- Y 1 is CR 1 , where R 1 is a bond
- Y 2 is an alkylene group, and Y 2 is connected to Y 1 to form a C 3 -C 7 cycloalkylene group, preferably a C 4 or C 6 cycloalkylene group;
- X is H.
- Y 1 is CR 1 , where R 1 is F;
- Y 2 is an alkylene group, and Y 2 is connected to Z to form a C 3 -C 7 cycloalkylene group, preferably a C 6 cycloalkylene group;
- X is H.
- Y 1 is CR 1 , where R 1 is F;
- Y 2 is alkylene or cycloalkylene, which is optionally substituted by alkyl, cycloalkyl or cycloalkylene;
- X is H.
- the application provides compounds of the formula, chiral enantiomers thereof, or pharmaceutically acceptable salts thereof:
- the present application provides a compound according to the above-mentioned first aspect, its chiral enantiomers Or the preparation method of its pharmaceutically acceptable salt, which includes the following steps:
- the base described in step (1) is selected from the group consisting of sodium hydride, sodium tert-butoxide, potassium tert-butoxide, lithium tert-butoxide, lithium bromide, lithium chloride, triethylamine, 4- Any one or more of dimethylaminopyridine, cesium carbonate, potassium carbonate and sodium carbonate;
- the solvent described in step (1) is an aprotic solvent.
- the solvent is selected from tetrahydrofuran, dimethylmethane Any one or more of amides and dimethyl sulfoxide;
- the base described in step (2) is selected from 1,8-diazabicycloundec-7-ene, sodium tert-butoxide, potassium tert-butoxide, triethylamine, 4-dimethylaminopyridine, Any one or more of cesium carbonate, potassium carbonate, sodium carbonate, potassium phosphate and sodium phosphate;
- the solvent in step (2) is a protic or aprotic solvent.
- the solvent is selected from acetonitrile, Any one or more of N-methylpyrrolidone, dimethylformamide, dimethyl sulfoxide, tetrahydrofuran, methanol and ethanol; the heating temperature of the heating conditions described in step (2) is 52-82°C;
- the base in step (3) is selected from any one or more of sodium hydroxide, lithium hydroxide and potassium hydroxide.
- the present application provides intermediates for preparing the compound according to the above-mentioned first aspect, its chiral enantiomer or a pharmaceutically acceptable salt thereof, which has the formula (III) The structure shown:
- A is alkyl or cycloalkyl, wherein said alkyl or said cycloalkyl is optionally substituted by fluorine, alkyl or cycloalkylene, and said alkyl, said cycloalkyl or said cycloalkylene
- the alkylene group has at least one pair of geminal difluoro groups
- the present application provides a method for preparing the intermediate according to the above third aspect, which includes the following steps:
- the base described in step (1) is selected from sodium hydride, sodium tert-butoxide, potassium tert-butoxide, Any one or more of lithium tert-butoxide, lithium bromide, lithium chloride, triethylamine, 4-dimethylaminopyridine, cesium carbonate, potassium carbonate and sodium carbonate;
- the solvent described in step (1) is non- Protic solvent, preferably, the solvent is selected from any one or more of tetrahydrofuran, dimethylformamide and dimethyl sulfoxide;
- the base described in step (2) is selected from 1,8-diazabicycloundec-7-ene, sodium tert-butoxide, potassium tert-butoxide, triethylamine, 4-dimethylaminopyridine, Any one or more of cesium carbonate, potassium carbonate, sodium carbonate, potassium phosphate and sodium phosphate;
- the solvent in step (2) is a protic or aprotic solvent.
- the solvent is selected from acetonitrile, Any one or more of N-methylpyrrolidone, dimethylformamide, dimethyl sulfoxide, tetrahydrofuran, methanol and ethanol; the heating temperature of the heating conditions described in step (2) is 52-82°C.
- the present application provides a pharmaceutical composition, which contains a therapeutically effective amount of a compound according to the above-mentioned first aspect, its chiral enantiomer or a pharmaceutically acceptable salt thereof, and a pharmaceutically acceptable salt thereof.
- the application provides a compound according to the first aspect, a chiral enantiomer thereof or a pharmaceutically acceptable salt thereof, or a pharmaceutical composition according to the fifth aspect prepared for the prevention of and/or use in drugs to treat diseases related to abnormalities in the JAK signaling pathway.
- the disease is an autoimmune disease, a myeloproliferative neoplasm disease or graft versus host disease.
- the autoimmune disease is selected from rheumatoid arthritis, ulcerative colitis, systemic lupus erythematosus, atopic dermatitis or multiple sclerosis.
- the myeloproliferative neoplastic disease is selected from essential thrombocythemia, myelofibrosis or polycythemia vera.
- the graft-versus-host disease is selected from acute graft-versus-host disease or chronic graft-versus-host disease.
- the compound of the present application has good JAK2 kinase inhibitory activity, and it has high selectivity for JAK2 kinase;
- the compound of the present application has obvious pharmacokinetic advantages, provides more options for the prevention and/or treatment of diseases related to abnormal JAK signaling pathways, and has good clinical application prospects.
- alkyl refers to a saturated aliphatic hydrocarbon group, including straight and branched chain groups of 1 to 20 carbon atoms. Preferred are alkyl groups containing 1 to 10 carbon atoms, more preferably alkyl groups containing 1 to 6 carbon atoms, most preferably alkyl groups containing 1 to 4 carbon atoms, most preferably methyl.
- Non-limiting examples include methyl, ethyl, n-propyl, isopropyl, n-butyl, isobutyl, tert-butyl, sec-butyl, n-pentyl, 1,1-dimethylpropyl, 1 , 2-dimethylpropyl, 2,2-dimethylpropyl, 1-ethylpropyl, 2-methylbutyl, 3-methylbutyl, n-hexyl, 1-ethyl-2- Methylpropyl, 1,1,2-trimethylpropyl, 1,1-dimethylbutyl, 1,2-dimethylbutyl, 2,2-dimethylbutyl, 1,3 -Dimethylbutyl, 2-ethylbutyl, 2-methylpentyl, 3-methylpentyl, 4-methylpentyl, 2,3-dimethylbutyl, n-heptyl, 2 -Methylhexyl, 3-methylhexyl, 4-methylhe
- lower alkyl groups containing 1 to 6 carbon atoms include methyl, ethyl, n-propyl, isopropyl, n-butyl, isobutyl, tert-butyl, sec-butyl , n-pentyl, 1,1-dimethylpropyl, 1,2-dimethylpropyl, 2,2-dimethylpropyl, 1-ethylpropyl, 2-methylbutyl, 3 -Methylbutyl, n-hexyl, 1-ethyl-2-methylpropyl, 1,1,2-trimethylpropyl, 1,1-dimethylbutyl, 1,2-dimethyl Butyl, 2,2-dimethylbutyl, 1,3-dimethylbutyl, 2-ethylbutyl, 2-methylpentyl, 3-methylpentyl, 4-methylpentyl , 2,3-dimethylbutyl, etc.
- Alkyl groups may be substituted or unsubstituted, and when substituted, the substituents may be substituted at any available point of attachment, preferably one or more of the following groups, independently selected from alkyl groups , alkenyl, alkynyl, alkoxy, alkylthio, alkylamino, halogen, mercapto, hydroxy, nitro, cyano, cycloalkyl, heterocycloalkyl, aryl, heteroaryl, cycloalkoxy group, heterocycloalkoxy, cycloalkylthio, heterocycloalkylthio, oxo, amino, haloalkyl, hydroxyalkyl, carboxyl or carboxylate group.
- cycloalkyl refers to a saturated or partially unsaturated monocyclic or polycyclic cyclic hydrocarbon group containing 3 to 20 carbon atoms, preferably 3 to 12 carbon atoms, more preferably 3 to 10 carbon atoms, Most preferably contain 3 to 6 carbon atoms, most preferably cyclopropyl or cyclopentyl.
- Non-limiting examples of monocyclic cycloalkyl groups include cyclopropyl, cyclobutyl, cyclopentyl, cyclopentenyl, cyclohexyl, cyclohexenyl, cyclohexadienyl, cycloheptyl, cycloheptatriene base, cyclooctyl, etc., Preferred are cyclopropyl and cyclopentyl.
- Polycyclic cycloalkyl groups include spiro, fused and bridged cycloalkyl groups. Cycloalkyl may be optionally substituted or unsubstituted.
- the substituent is preferably one or more of the following groups, independently selected from alkyl, alkenyl, alkynyl, alkoxy, alkylthio base, alkylamino, halogen, mercapto, hydroxyl, nitro, cyano, cycloalkyl, heterocycloalkyl, aryl, heteroaryl, cycloalkoxy, heterocycloalkoxy, cycloalkylthio, Heterocycloalkylthio, oxo, amino, haloalkyl, hydroxyalkyl, carboxyl or carboxylate groups.
- alkylene refers to a divalent straight or branched alkane group consisting of carbon and hydrogen atoms, containing no unsaturation, and connected to one group by a single bond and by another single bond. Bonds to other groups (or ring systems), for example, "C 1-5 alkylene” as used herein refers to an alkylene group containing 1 to 5 carbon atoms, "C 2-3 alkylene” Refers to an alkylene group containing 2-3 carbon atoms; non-limiting examples include methylene (-CH 2 -), 1,2-ethylene (-CH 2 CH 2 -), 1,3-ethylene Propyl (-CH 2 CH 2 CH 2 -), 1-methyl-1,2-ethylene (-CH(CH 3 )CH 2 -), 1,4-butylene (-CH 2 CH 2 CH 2 CH 2 -), 1-methyl-1,3-propylene (-CH(CH 3 )CH 2 CH 2 -), 1,1-dimethyl-1,2-ethylene (-C (CH 3 ) 2 CH 2 -), 1,
- cycloalkylene refers to a bivalent monocyclic or polycyclic (including bridged and spirocyclic forms) non-aromatic cyclic hydrocarbon radical, which is composed only of carbon atoms and hydrogen atoms, does not contain unsaturation, and is A single bond is attached to one group and another single bond is attached to the other group.
- C 3-7 cycloalkylene refers to a cycloalkylene group containing 3 to 7 carbon atoms.
- C 4 cycloalkylene refers to a cycloalkylene group containing 4 carbon atoms
- C 6 cycloalkylene refers to a cycloalkylene group containing 6 carbon atoms; non-limiting examples include cyclopropane -1,1-ylidene, cyclopropane-1,2-ylidene, cyclobutane-1,1-ylidene, cyclobutane-1,2-ylidene, cyclobutane-1,3-ylidene wait.
- bond refers to a chemical bonding of two atoms or two parts (i.e., groups, fragments), where the atoms joined by the bond are considered to be part of a larger substructure.
- chiral enantiomers refers to two chiral molecules that are mirror images of each other and are non-superimposable.
- protecting group refers to a group that blocks the reactivity of a functional group.
- protecting groups include, but are not limited to, methylene pivalate groups.
- heterocycloalkyl group optionally substituted by alkyl means that alkyl groups may but need not be present, and this description includes the case where the heterocycloalkyl group is substituted by an alkyl group and the heterocycloalkyl group is not substituted by an alkyl group. replacement situation.
- Substituted means that one or more hydrogen atoms in a group, preferably up to 5, more preferably 1 to 3 hydrogen atoms, are independently substituted with a corresponding number of substituents. It goes without saying that the substituents are only in their possible chemical positions, and the person skilled in the art is able to determine (either experimentally or theoretically) possible or impossible substitutions without undue effort. For example, an amino or hydroxyl group with a free hydrogen may be unstable when combined with a carbon atom with an unsaturated (eg, olefinic) bond.
- the base is selected from the group consisting of sodium hydride, sodium tert-butoxide, potassium tert-butoxide, lithium tert-butoxide, lithium bromide, lithium chloride, triethylamine, 4-dimethylaminopyridine, cesium carbonate, carbonic acid Any one or more of potassium and sodium carbonate; preferably, the solvent used is selected from any one or more of tetrahydrofuran, dimethylformamide and dimethyl sulfoxide;
- the base is selected from the group consisting of 1,8-diazabicycloundec-7-ene, sodium tert-butoxide, potassium tert-butoxide, triethylamine, 4-dimethylaminopyridine, and cesium carbonate.
- the solvent used is selected from acetonitrile, N-methylpyrrolidone, dimethylformamide, dimethyl sulfoxide, tetrahydrofuran, Any one or more of methanol and ethanol; the heating temperature of the heating condition is 52-82°C.
- Compound III is deprotected in the presence of a base to generate compound I; preferably, the base is selected from any one or more of sodium hydroxide, lithium hydroxide and potassium hydroxide.
- JAK3 Carna 08-046 19CBS-0798B
- TK substrate-biotin biotin-labeled tyrosine kinase substrate, hereinafter referred to as substrate
- Streptavidin-XL665 (Streptavidin-labeled XL665): Cisbio, #610SAXLG*
- HTRF Kinase-TK kit (HTRF tyrosine kinase kit): Cisbio, #62TK0PEC
- TK-Antibody-Eu 3 -Cryptate Europium-labeled tyrosine kinase antibody: from kit Cisbio, #62TK0PEC
- HTRF 96 well low volume plate Cisbio, #66PL96001
- Ruxolitinib Chongqing Gongzhou Medicine, CAS number: 941678-49-5
- JAK2 0.008ng/ ⁇ L, ATP 4 ⁇ M, substrate 1 ⁇ M, time 2h
- JAK3 0.1ng/ ⁇ L, ATP 3 ⁇ M, substrate 1 ⁇ M, time 3h
- the JAK2 concentration is 166ng/ ⁇ L, and the concentration is 5 ⁇ of the final concentration, that is, 0.04ng/ ⁇ L. It is first diluted to 1.66ng/ ⁇ L, and then diluted 41.5 times from 1.66ng/ ⁇ L, and the dosage is 0.04ng/ ⁇ L. ⁇ L;
- 5 ⁇ ATP preparation 4 ⁇ M ATP is configured as 5 ⁇ or 20 ⁇ M. Direct dilution of 10mM ATP 500 times is the required ATP concentration;
- 5 ⁇ substrate preparation 1 ⁇ M of 5 ⁇ is 5 ⁇ M, the substrate concentration is 500 ⁇ M, and diluting 100 ⁇ is 5 ⁇ M substrate;
- Preparation of 2.5 ⁇ compound to be tested The buffer concentration of the compound to be tested is 10mM, and the treatment concentration is 10 ⁇ M.
- Streptavidin-XL665 Preparation of 1 ⁇ M Streptavidin-XL665: The concentration of Streptavidin-XL665 is 16.67 ⁇ M, and it can be diluted 16.67 times with detection buffer before use;
- TK-Antibody-Eu 3 -Cryptate storage solution is a 100 ⁇ solution, which can be diluted to 1 ⁇ with detection buffer before use.
- Test compound treatment well In the HTRF 96-well micro-detection plate, add 4 ⁇ L of the above 2.5 ⁇ test compound, then add 2 ⁇ L of 5 ⁇ substrate to one side of the well, and add 2 ⁇ L of 5 ⁇ substrate to the other side of the well. Add 2 ⁇ L 5 ⁇ JAK2;
- DMSO control well without test compound T-enzyme: In the HTRF 96-well micro-detection plate, add 4 ⁇ L of the above 2.5 ⁇ DMSO, then add 2 ⁇ L of 5 ⁇ substrate to one side of the well, and add to the other side of the well 2 ⁇ L 5 ⁇ JAK2;
- Enzyme-free blank control (T-without enzyme): In the HTRF 96-well micro-detection plate, add 4 ⁇ L of the above 2.5 ⁇ DMSO, then add 2 ⁇ L of 5 ⁇ substrate to one side of the well, and add 2 ⁇ L of 1 to the other side of the well. ⁇ kinase buffer;
- 3 ⁇ M ATP is configured as 5 ⁇ or 15 ⁇ M.
- the required ATP concentration is directly diluted 666.67 times by 10mM ATP;
- 5 ⁇ substrate preparation 1 ⁇ M of 5 ⁇ is 5 ⁇ M, the substrate concentration is 500 ⁇ M, and diluting 100 ⁇ is 5 ⁇ M substrate;
- Preparation of 2.5 ⁇ compound to be tested The buffer concentration of the compound to be tested is 10mM, and the treatment concentration is 10 ⁇ M.
- Streptavidin-XL665 Preparation of 1 ⁇ M Streptavidin-XL665: The concentration of Streptavidin-XL665 is 16.67 ⁇ M, and it can be diluted 16.67 times with detection buffer before use;
- TK-Antibody-Eu 3 -Cryptate storage solution is a 100 ⁇ solution, which can be diluted to 1 ⁇ with detection buffer before use.
- Test compound treatment well In the HTRF 96-well micro-detection plate, add 4 ⁇ L of the above 2.5 ⁇ test compound, then add 2 ⁇ L of 5 ⁇ substrate to one side of the well, and add 2 ⁇ L of 5 ⁇ substrate to the other side of the well. Add 2 ⁇ L 5 ⁇ JAK3;
- DMSO control well without test compound T-enzyme: In the HTRF 96-well micro-detection plate, add 4 ⁇ L of the above 2.5 ⁇ DMSO, then add 2 ⁇ L of 5 ⁇ substrate to one side of the well, and add to the other side of the well 2 ⁇ L 5 ⁇ JAK3;
- Enzyme-free blank control (T-without enzyme): In the HTRF 96-well micro-detection plate, add 4 ⁇ L of the above 2.5 ⁇ DMSO, then add 2 ⁇ L of 5 ⁇ substrate to one side of the well, and add 2 ⁇ L of 1 to the other side of the well. ⁇ kinase buffer flush;
- Inhibition rate (T-enzyme-T-compound)/(T-enzyme-T-without enzyme) ⁇ 100%
- GraphPad Prism 6 was used to fit the half inhibitory concentration (IC50).
- the inhibitory activity of JAK2 and JAK3 kinase of the representative compound of this application and the positive control drug - ruxolitinib was tested through the above test.
- the measured IC50 value is shown in Table 2 below.
- the compound of the present application has good JAK2 kinase inhibitory activity, and the selectivity of the compound of the present application for JAK2 is equal to or better than the positive control drug ruxolitinib.
- mice were fasted overnight before oral administration and resumed food and water ad libitum 4 hours after administration. According to 10mg compound/kg
- mice were given intragastric administration, and whole blood samples were collected using the semi-continuous blood collection method from the facial vein of mice; at 0.125h, 0.25h, 0.5h, 1h, 2h, 4h, and 8h after administration of the test animals Collect about 30 ⁇ L of blood each time and 24 hours, place it in a test tube containing the anticoagulant heparin sodium, and place it on ice until centrifugation; within 15 minutes, centrifuge at 6800g for 6 minutes at 6-8°C. Within 1 hour of blood collection/centrifugation Transfer plasma to appropriately labeled tubes and store frozen at approximately -80°C.
- the chromatographic column is ACQUITY UPLC BEH C18 (2.1 ⁇ 50mm, 1.7 ⁇ m); mobile phase A: H 2 O-0.1% FA, mobile phase B: ACN-0.1% FA, flow rate: 0.80mL/min; gradient elution program: start, 10% B; 0.6 min, 10% B; 1.0 min, 90% B; 1.11 min, 90% B; 1.40 min, 10% B; column temperature: 40°C, injection volume: 2 ⁇ L.
- Mass spectrometry method LC-MS/MS-19 (TQ5500) (SCIEX, USA), ion source is ESI source, detection mode is positive ion detection, scanning mode is multiple reaction monitoring (MRM) mode, m/z: 271.10/172.00Da (Tolbutamide, internal standard).
- PK pharmacokinetic
- mouse oral pharmacokinetic parameters were estimated through non-compartmental models, including AUC, C max , T max , T1/2, etc., representative compounds of this application (Prepared from the above examples, wherein compound 2 is a mixture of compound 2-1 and compound 2-2) and the results of mouse oral pharmacokinetic parameters of the positive control drug ruxolitinib are shown in Table 3.
- the half-life (T1/2) and unit dose exposure (AUC (0- ⁇ ) dn) of the compound of the present application are significantly higher than the positive control drug ruxolitinib, so it has obvious pharmacokinetics Advantage.
- the compound containing a geminal difluoro group represented by formula (I) provided by this application has good JAK2 kinase inhibitory activity and has high selectivity for JAK2 kinase; in addition, the compound of this application also has obvious pharmacokinetics Advantages: It provides more options for the prevention and/or treatment of diseases related to abnormalities in the JAK signaling pathway, and has good clinical application prospects.
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Abstract
Description
*d.n.意指剂量标准化(dose normalization)。
Claims (16)
- 式(I)所示化合物、其手性对映异构体或其药学上可接受的盐:
式(I)中,A为烷基或环烷基,其中所述烷基或所述环烷基任选地被氟、烷基或环亚烷基取代,并且所述烷基、所述环烷基或所述环亚烷基上具有至少一对偕二氟基;X为H或(CH2)n,其中,n=0,1,2,3,4或5;当X为(CH2)n时,其与A相连形成C3-C7环亚烷基,所述环亚烷基任选地被氟或烷基取代,并且所述环亚烷基或所述烷基上具有至少一对偕二氟基。 - 根据权利要求1所述的化合物、其手性对映异构体或其药学上可接受的盐,其特征在于,具有如式(II)所示的结构:
式(II)中,Y1为CR1,其中,R1为键、H或F;Z为键或(CH2)m,其中,m=1,2或3;Y2为亚烷基或环亚烷基,所述亚烷基或所述环亚烷基任选地被氟、烷基或环亚烷基取代,或者Y2与Z或Y1相连形成C3-C7环亚烷基;X为H或(CH2)n,其中,n=0,1,2,3,4或5;当X为(CH2)n时,其与Y1、Z或Y2相连形成C3-C7环亚烷基。 - 根据权利要求2所述的化合物、其手性对映异构体或其药学上可接受的盐,其特征在于,Y1为CR1,其中,R1为键;Z为键或(CH2)m,其中,m=1,2或3;Y2为亚烷基;X为(CH2)n,其中,n=0,1,2,3,4或5;并且X与Y1相连形成C3-C7环亚烷基,优选形成C6环亚烷基。
- 根据权利要求2所述的化合物、其手性对映异构体或其药学上可接受的盐,其特征在于,Y1为CR1,其中,R1为F;Z为键或(CH2)m,其中,m=1,2或3;Y2为亚烷基,优选C1-C5亚烷基,更优选C2-C3亚烷基;X为H。
- 根据权利要求2所述的化合物、其手性对映异构体或其药学上可接受的盐,其特征在于,Y1为CR1,其中,R1为F;Z为键或(CH2)m,其中,m=1,2或3;Y2为亚烷基;X为(CH2)n,其中,n=1,2,3,4或5;并且X与Z相连形成C3-C7环亚烷基,优选形成C6环亚烷基。
- 根据权利要求2所述的化合物、其手性对映异构体或其药学上可接受的盐,其特征在于,Y1为CR1,其中,R1为键;Z为键或(CH2)m,其中,m=1,2或3;Y2为亚烷基,并且Y2与Y1相连形成C3-C7环亚烷基,优选形成C4或C6环亚烷基;X为H。
- 根据权利要求2所述的化合物、其手性对映异构体或其药学上可接受的盐,其特征在于,Y1为CR1,其中,R1为F;Z为(CH2)m,其中,m=1,2或3;Y2为亚烷基,并且Y2与Z相连形成C3-C7环亚烷基,优选形成C6环亚烷基;X为H。
- 根据权利要求2所述的化合物、其手性对映异构体或其药学上可接受的盐,其 特征在于,Y1为CR1,其中,R1为F;Z为键或(CH2)m,其中,m=1,2或3;Y2为亚烷基或环亚烷基,其任选地被烷基、环烷基或环亚烷基取代;X为H。
- 下式化合物、其手性对映异构体或其药学上可接受的盐:
- 根据权利要求1-9中任一项所述的化合物、其手性对映异构体或其药学上可接 受的盐的制备方法,其包括如下步骤:(1)化合物III-1与氰甲基磷酸二乙酯在碱存在下通过烯化反应生成化合物III-2;(2)化合物III-2与化合物III-3在碱存在及加热条件下进行麦克加成反应,生成化合物III;(3)化合物III在碱存在下脱保护基,生成化合物I;
- 根据权利要求10所述的制备方法,其特征在于,步骤(1)中所述碱选自氢化钠、叔丁氧基钠、叔丁氧基钾、叔丁氧基锂、溴化锂、氯化锂、三乙胺、4-二甲氨基吡啶、碳酸铯、碳酸钾和碳酸钠中的任一种或几种;步骤(1)中所述溶剂为非质子型溶剂,优选地,所述溶剂选自四氢呋喃、二甲基甲酰胺和二甲基亚砜中的任一种或几种;步骤(2)中所述碱选自1,8-二氮杂二环十一碳-7-烯、叔丁氧基钠、叔丁氧基钾、三乙胺、4-二甲氨基吡啶、碳酸铯、碳酸钾、碳酸钠、磷酸钾和磷酸钠中的任一种或几种;步骤(2)中所述溶剂为质子型或非质子型溶剂,优选地,所述溶剂选自乙腈、N-甲基吡咯烷酮、二甲基甲酰胺、二甲基亚砜、四氢呋喃、甲醇和乙醇中的任一种或几种;步骤(2)中所述加热条件的加热温度为52-82℃;步骤(3)中所述碱选自氢氧化钠、氢氧化锂和氢氧化钾中的任一种或几种。
- 一种用于制备如权利要求1-9中任一项所述的化合物、其手性对映异构体或其药学上可接受的盐的中间体,具有如通式(III)所示的结构:
式(III)中,A为烷基或环烷基,其中所述烷基或所述环烷基任选地被氟、烷基或环亚烷基取代,并且所述烷基、所述环烷基或所述环亚烷基上具有至少一对偕二氟基;X为H或(CH2)n,其中,n=0,1,2,3,4或5;当X为(CH2)n时,其与A相连形成C3-C7环亚烷基,所述环亚烷基任选地被氟或烷基取代,并且所述环亚烷基或所述烷基上具有至少一对偕二氟基。 - 根据权利要求12所述的中间体的制备方法,其包括如下步骤:(1)化合物III-1与氰甲基磷酸二乙酯在碱存在下通过烯化反应生成化合物III-2;(2)化合物III-2与化合物III-3在碱存在及加热条件下进行麦克加成反应,生成化合物III;
- 根据权利要求13所述的制备方法,其特征在于,步骤(1)中所述碱选自氢化钠、叔丁氧基钠、叔丁氧基钾、叔丁氧基锂、溴化锂、 氯化锂、三乙胺、4-二甲氨基吡啶、碳酸铯、碳酸钾和碳酸钠中的任一种或几种;步骤(1)中所述溶剂为非质子型溶剂,优选地,所述溶剂选自四氢呋喃、二甲基甲酰胺和二甲基亚砜中的任一种或几种;步骤(2)中所述碱选自1,8-二氮杂二环十一碳-7-烯、叔丁氧基钠、叔丁氧基钾、三乙胺、4-二甲氨基吡啶、碳酸铯、碳酸钾、碳酸钠、磷酸钾和磷酸钠中的任一种或几种;步骤(2)中所述溶剂为质子型或非质子型溶剂,优选地,所述溶剂选自乙腈、N-甲基吡咯烷酮、二甲基甲酰胺、二甲基亚砜、四氢呋喃、甲醇和乙醇中的任一种或几种;步骤(2)中所述加热条件的加热温度为52-82℃。
- 一种药物组合物,其包含治疗有效量的根据权利要求1-9中任一项所述的化合物、其手性对映异构体或其药学上可接受的盐,以及药学上可接受的载体、稀释剂和/或赋形剂。
- 根据权利要求1-9中任一项所述的化合物、其手性对映异构体或其药学上可接受的盐,或根据权利要求15所述的药物组合物在制备用于预防和/或治疗JAK信号通路异常的相关疾病的药物中的用途;优选地,所述疾病为自身免疫疾病、骨髓增殖性肿瘤类疾病或移植物抗宿主病;进一步优选地,所述自身免疫疾病选自类风湿性关节炎、溃疡性结肠炎、系统性红斑狼疮、特异性皮炎或多发性硬化症;进一步优选地,所述骨髓增殖性肿瘤类疾病选自原发性血小板增多症、骨髓纤维化症或真性红细胞增多症;进一步优选地,所述移植物抗宿主病选自急性移植物抗宿主病或慢性移植物抗宿主病。
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| WO2013188783A1 (en) * | 2012-06-15 | 2013-12-19 | Concert Pharmaceuticals, Inc. | Deuterated derivatives of ruxolitinib |
| CN114149437A (zh) * | 2021-12-24 | 2022-03-08 | 安徽大学 | 一种吡咯并嘧啶五元氮杂环衍生物及其制备方法和用途 |
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| WO2013188783A1 (en) * | 2012-06-15 | 2013-12-19 | Concert Pharmaceuticals, Inc. | Deuterated derivatives of ruxolitinib |
| CN114149437A (zh) * | 2021-12-24 | 2022-03-08 | 安徽大学 | 一种吡咯并嘧啶五元氮杂环衍生物及其制备方法和用途 |
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