TW201268B - - Google Patents
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- TW201268B TW201268B TW081101693A TW81101693A TW201268B TW 201268 B TW201268 B TW 201268B TW 081101693 A TW081101693 A TW 081101693A TW 81101693 A TW81101693 A TW 81101693A TW 201268 B TW201268 B TW 201268B
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- 239000008194 pharmaceutical composition Substances 0.000 claims abstract 2
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Classifications
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K31/00—Medicinal preparations containing organic active ingredients
- A61K31/70—Carbohydrates; Sugars; Derivatives thereof
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K31/00—Medicinal preparations containing organic active ingredients
- A61K31/33—Heterocyclic compounds
- A61K31/395—Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins
- A61K31/495—Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins having six-membered rings with two or more nitrogen atoms as the only ring heteroatoms, e.g. piperazine or tetrazines
- A61K31/505—Pyrimidines; Hydrogenated pyrimidines, e.g. trimethoprim
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P1/00—Drugs for disorders of the alimentary tract or the digestive system
- A61P1/16—Drugs for disorders of the alimentary tract or the digestive system for liver or gallbladder disorders, e.g. hepatoprotective agents, cholagogues, litholytics
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P31/00—Antiinfectives, i.e. antibiotics, antiseptics, chemotherapeutics
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P31/00—Antiinfectives, i.e. antibiotics, antiseptics, chemotherapeutics
- A61P31/12—Antivirals
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P31/00—Antiinfectives, i.e. antibiotics, antiseptics, chemotherapeutics
- A61P31/12—Antivirals
- A61P31/14—Antivirals for RNA viruses
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P31/00—Antiinfectives, i.e. antibiotics, antiseptics, chemotherapeutics
- A61P31/12—Antivirals
- A61P31/20—Antivirals for DNA viruses
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D411/00—Heterocyclic compounds containing two or more hetero rings, at least one ring having oxygen and sulfur atoms as the only ring hetero atoms
- C07D411/02—Heterocyclic compounds containing two or more hetero rings, at least one ring having oxygen and sulfur atoms as the only ring hetero atoms containing two hetero rings
- C07D411/04—Heterocyclic compounds containing two or more hetero rings, at least one ring having oxygen and sulfur atoms as the only ring hetero atoms containing two hetero rings directly linked by a ring-member-to-ring-member bond
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Veterinary Medicine (AREA)
- Public Health (AREA)
- General Health & Medical Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- Medicinal Chemistry (AREA)
- Pharmacology & Pharmacy (AREA)
- General Chemical & Material Sciences (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Virology (AREA)
- Oncology (AREA)
- Communicable Diseases (AREA)
- Molecular Biology (AREA)
- Engineering & Computer Science (AREA)
- Epidemiology (AREA)
- Gastroenterology & Hepatology (AREA)
- Bioinformatics & Cheminformatics (AREA)
- Biotechnology (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Plural Heterocyclic Compounds (AREA)
- Saccharide Compounds (AREA)
- Solid-Sorbent Or Filter-Aiding Compositions (AREA)
- Medicinal Preparation (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Description
201X68 經濟部屮央標肀局負工消赍合作社印製 A6 B6 五、發明說明(1) 本發明是有關1一 (2—羥甲基)一1, 3—氣硫雜 環戊烷一5—基)一胞嘧啶衍生物及其生理上官能性衍生 物,於治療B型肝炎病毒感染上之用法。 B型肝炎病毒(HBV)為具重大金世界之病毒病體 。HBV主要在亞洲國家,且於次沙哈接非洲中流行。病 毒在病因學上與初级肝細胞癌有關,且被認為造成金世界 肝癌的80%。於美洲,每天有1萬人以上因HBV生病 住院,且平均有250人死於猛暴性疾病。據估計在美洲 目前有500, 000—1百萬人為感染帶原者。在帶原 者中有25%以會發展成慢性具活動力之肝炎,且常漸進 成肝硬化。據估計於U.S.A.每年有5 0 0 0人死於和 HBV相關之肝硬化,且可能有1000人死於與HBV 有關之肝瘙相蘭之肝硬化。即使有普偏化之HBV疫曲, 但仍需有效的抗一HBV化合物。估計金世界占220百 萬人次之持缠感染帶原者,對免疫接種將無得受益,且仍 是HBV誘上之肝疾高危險群。帶原者充作易感染値體之 感染源,使疾病在地方或高危險群中更長存,如靜脈等物 注射濫用者及同性戀者。因此,對於有效的抗病毒劑,不 僅在控制慢性感染及減少肝細胞癌進行上均極需要。 HBV感染之臨床效應包括頭痛、發熱、抑鬱、噁心 、嘔吐、食慾減退及腹痛。病毒之複製通常由免疫反應所 控制,恢復期於人類持缠數週或數目,但感染可能更駸重 而造成持缠性的慢性肝病,如上所示。於'' Viral Infections of Humans "(第二販,Ed. Evans · A.S. 本紙張尺度適用中國國家標準(CNS)甲4規格(210X297公釐)_ - 3 ~ ::..................:I.,一.............4..............................打…:J …:::·:::::綵 {請先聞讀背面之注意事項再填寫本頁) 201X68 A6 B6 五、發明説明(2) (1982) Plenum Publishing Corporation. New York ) 第1 2章描述肝炎病毒感染之病因學。歐洲專利案第0 382 526號中掲示某種1, 3_氧硫雜戊環核苷類 似物,其可有效地用於抑制人類免疫1夹失病毒後υτ-一 目前我們驚訝地發現,式I之1一 (2—羥甲基)一 1, 3—氣硫雜環戊一5—基)一胞嘧啶衍生物
(請先聞屯背面之注意事項再填寫本百) .裝· 即1一 (2 — (翔甲基)一1, 3 —氧硫雜環戊一 5 —基 )一5—氟胞嘧啶及其生理上官能性衍生物,在拮抗 Η B V上具強活性。 應注意到,式(I)化合物含有二個對掌性中心,因 此呈二對光學異構物型(卽對映醱)及包括外消旋混合物 之混合物。因此,式(I)化合物可為順式或反式異構物 ,或其混合物。每一順式或反式異構物可呈二値對映體之 一,或其包括外消旋混合物之混合物型。所有此種式(I )異構物及其含外消旋混合物之混合物、及互變異構物型 均包括在本發明範圍之内。以式(I)化合物之順式異構 物為較佳。 依據本發明一個特色,我們提出式(I)化合物或其 •訂· 經濟部中央標肀局β工消赍合作杜卬製 •緣· 本纸張尺度適用中ΒΒ家標準(CNS)甲4規格(210x297公釐) -4 - 201^68 A6 B6 五、發明説明(3) 生理上官能性衍生物,以用於B型肝炎病毒感染之治療或 預防。 本發明再一方面包括於宿主,如人類之哺乳動物中治 療或預防B型肝炎病毒感染之方法法ΙΊΤ有效葡Γ 量的式(I)化合物或其生理上具官能性衍生物治療宿主 0 所謂Α生理上具官能性的衍生物〃意指式(I)化合 物或其他任何化合物之藥理上可接受的塩、硫胺、酯或 酯之塩,其一旦投予至個體後可提供(直接或間接地)該 式(I)化合物或其活性代謝物或殘基。 依據本發明較佳的酯類包括羧酸酯,其中酯基羧酸部 份之非羰基基圍可選自直或分支的烷基,如正丙基、第三 ,丁基、正丁基、院氣院基(如甲氣甲基)、芳院基(如 苄基)、芳氣烷基(如苯氣甲基)及芳基(如苯基);磺 酸酯類如烷基、或芳烷基磺醯基(如甲烷磺醯基);胺基 酸酯類(如L一纈胺醯基或L一異白胺醯基);二羧酸酯 類(如半琥珀酸酯類);及5 / —單、二、或三磷酸酯類 。磷酸酯可進一步酯化,如。醇或其反應性衍生物, 或為2,3 —二(C5-2。)醯基甘油。存在於此酯類中之 烷基部份,可有益地含1至18値硪原子,特別是1至4 個碩原子。存在於此酯類中之任何芳基部份,可有益地含 苯基,視所需地為如:鹵、烷基、烷氧基或硝 基取代。 上述式(I)化合物,藥學上可接受之醛胺,包括其 請 閱 背 A < i 事 項 再 填 % 页 經濟部中央標平局負工消赍合作杜卬製 本紙張尺度適用中國B家標準(CNS>T4規格(210X297公釐K - 5 ~ 201268 A6 B6 經濟部中央標>11-局*5工消赍合作杜印災 五、發明説明(4) 中胞嘧啶胺基係呈醯胺型式之衍生物,如一NHCOR, 其中R是C〃6烷基或芳基(如苯基,視所需地為鹵, 烷基、C:-4烷氧基、硝基或羥基取代)。 依據本發明,藥學上可接受έ埴類賓its括mm 衍生自適當的鹸者,如驗金屬(如鈉、鹸土金屬(如鎂) 塩,銨及NX< * (其中X是烷基)。藥學上可接受 之酸加成塩包括有機羧酸之塩類,如醋酸、乳酸、酒石酸 、蘋果酸、2 —羥基乙烷礎酸、乳糖酸及琥珀酸;有機磺 酸、如甲烷磺酸、乙烷磺酸、苯磺酸及對應一甲苯磺酸, 及無機酸如氫氣酸、硫酸、磷酸及磺胺酸。 式(I)化合物(下文也稱之為 > 活性成份")或其 生理上具官能性衍生物之劑量,其係藥物中為達到欲求效 用所需之置,依據許多因素而定,特別是待異應用,所使 用特殊化合物之本質,投藥模式及病人狀況。一般而言, 適當的劑量範圍在每天、毎公斤受者體重由3. 0至 120毫克,較好是6—90毫克/公斤/天,更好是1 5-60毫克/公斤/天。適當的劑置較好在一天内以適 當間隔分成二、三、四、五、六次以上亞劑量投予。這些 亞劑量呈單位劑型投予,如含有1 0— 1 500毫克,較 好是20—1000毫克,且更好是50—700毫克活 性成份1每單位劑型。 理想地,活性成份之投予應可達到由約1至約75 /iM活性成份之高峰血漿濃度,較好是2至5 0/ζΜ,更 好是約3至約30wM。為達此點,可將活性成份〇. 1 {請先閲讀背面之注意事項再瑱寫本頁) • .· · · - •打· •線. 表纸張疋度適用中鼷鼷家標iMCNS)甲4規格(210x297公釐)-6 - 201268 Α6 Β6 經濟部中央標準局貝工消費合作社印製 五、發明説明(5) 至5%溶液(視所需地於食塩水中)靜脈内注射,或將含 約1至約1 00毫克/公斤活性成份大九劑口服。以連續 輸注提供約0. 01至約5. 0毫克/公斤/小時之水平 ,或間歃輸注含約0. 4至約1¾毫-公~斤#性减份,一 可逹到欲求之血中水平。 依據本發明於製備藥物時,下文稱之為a調和物", 此中稱為a活性成份"之式(I)化合物或其生理上官能 性衍生物,典型上可與,尤其是,一種以上的藥學上可接 受之載體或賦形劑摻合,並視所需地加上其他的治療劑。 調和物包括適合口服,經直腸、經#、局部(包括穿 皮、經頰及舌下),經陰道、或腸外(包括皮下、肌内、 靜脈内及皮内)投藥者。調和物可合直地呈單位劑型,且 可以藥學技蕤上熟知之任何方法製備。此種方法包括將活 性成份與載體結合,後者構成一種以上的輔助成份。大體 而言,調和物之製備係將活性成份與液態載體,或細碎的 固體載體,或二者均勻及緊密地結合,之後必要時再使産 物成型。 適合口服的本發明調和物可呈分離的單位,如膠囊劑 、扁囊劑、或錠劑,各自含有預定量之活性成份;可呈散 劑或顆粒劑;呈於水性或非水性液髏中之溶液劑或懸液劑 ;或呈油水液態乳劑或水油液態乳劑。活性成份也可呈大 九劑、紙劑或糊劑。 錠劑之製作可採壓製法或模製法,視所需地加上一種 以上的輔助成份。壓製錠之製備係將呈自由流動型式,如 本紙張尺度適用中國國家標準(CNS)甲4規格(210χ297·^ί) (請先閱对背面之注意事項再填寫本一β ) .蛑. •打. .4: A6 B6 201268 五、發明説明(6) f請先閔讀背面之注意事項再填寫本頁) 粉末或顆粒之活性成份於機器中壓縮,視所需地混合粘合 劑(如普雒酮、明膠、羥丙基甲基纖維素)、潤滑劑、惰 性稀釋劑、保藏劑、崩散劑(如澱粉羥基乙酸鈉、交聯的 普維酮、交聯的羧甲基纖維素納Γ、界面活性劑或分散劑 。模製錠之製作偽將粉末狀化合物以惰性液髖稀釋劑潤濕 ,再於適當的機器中模製。錠劑可視所需地包衣或刻痕, 且可調和以提供活性成份缓慢或控性釋出,其中使用如: 各種比率之羥丙基甲基纖維素以提供欲求之釋出概圖。錄 劑可視所需地包以腸衣,使其於腸部份釋出而非於宵中釋 出。 如上述適合口服之調和物,也可含有用以中和胃酸性 之缓衝劑。此種缓衝物質可選自各種有機或無機作用物, 如弱酸或龄,摻合其共軛埴。 •訂. .姝. 適合於口中局部投藥之調和物,包括含錠,像活性成 份含於芳香的基剤中,通常是蔗糖及阿拉伯膠或西黃蓍膠 ;軟錠劑,活性成份於惰性基劑,如明膠及甘油,或蔗糖 及阿拉伯膠;及漱口劑,包括活性成份於適合的液體載體 中。 經濟部中央搮準局員工消费合作社印製 供經直賭投藥之諏和物,可呈栓劑像於適當基劑中, 如可可油脂或水揚酸酯。 適合經陰道投藥之諝和物,可呈陰道栓劑、棉球、乳 資、糊劑、泡沫劑或噴霧劑諝和物,其中除了活性成份外 、載體傈技S中己知之適用者。 適合腸外投藥之調和物包括水性及非水性等張無菌注 本紙張尺度適用中國國家標準(CNS)甲4規格(21〇x297in|r 201C68 A 6 B6 五、發明説明& ) 射溶液劑,其可含有抗氣化劑、缓衝物質,制菌剤及使調 和物與受者血液呈等張之溶質;及水性及非水性無菌懸液 劑,其可包括助懸劑及稠厚劑;呈脂溶體或其他撤顆粒条 其經設計可將化合物送至ώΓ中組份或一種以上之器官 。調和物可呈單位劑量或多劑量於熔封容器中,如安瓿及 小瓶,且可於冷凍乾燥條件下貯存,只須於使用前加入無 菌液體載體,如注射用水即可。暫用之注射溶液劑及懸液 劑可製備自無菌的散劑,顆粒劑及上述各種錠劑。 較佳之單位劑量調和物,為含有每天劑量或單位。每 天亞劑量(如上所示)或其適當部份之活性成份者。 應了解,本發明的調和物除了上示之特性成份之外, 可包括其他技藝中合宜之作用物,依討論中之調和物型式 而定,如適合口服者可進一步包括如甜味劑、稠厚劑及芳 香劑。 式(I)化合物,可如下述般製備: a )反應經適當保護之5 — F —胞嘧啶化合物與式I I A 之1, 3—氧硫雜環戊烷 (請先閲讀背面之注意事項再填寫本頁) 裝* 訂_ 線< 經濟部中央標準局員工消費合作社印製
其中R,是氫或羥基保護基,且L是離去基圍;或 b)反應式IIB化合物 本紙張尺度逍用中困困家樣準(CNS)甲4規格(210x297公;Jt) -9 - 201268 A6 B6 ΤΓΠΤΓ 五、發明説明会)
HN I
(IIB) (其中Ri如上文般定義,且R,為胺基保護基)與 氟化劑,以在胞嘧啶環5_位置上提供氣原子;或 e)反應式IIC化合物
(IIC) (請先閱讀背面之注意事項再填寫本頁) 裝· 訂_ 經濟部中央標準局員工消f合作社印製 (其中R2如上文般定義)與可將脲嘧啶4 一位置上 之_基轉化成胺基之作用物反應;任何剩下的保護基 可除去,如利用酸或鹼水解以産生欲求的産物。 關於a)製程,羥基保護基包括保護基,如醯基(如 乙醛)、芳醛基(如笮醛或經取代之苄醯)、三苯甲基或 單甲氧基三苯甲基、苄基或經取代之苄基、三烷基矽烷基 (如二甲基一第三,丁基矽烷基)或二苯基甲基矽烷基。 5—R—胞嘧啶化合物可視所需地以矽烷基保護之,如三 甲基矽烷基。此種基圃可以習知方式移去。離去基画L是 精於核苷化學技藝者典型己知的,如鹵,如氯或溴、烷氧 基如甲氧基或乙氧基、或醛基如乙醛基或苄醛基。 本紙張尺度逍用中國8家樣準(CNS)甲4規格(210x297公釐) -10 - 201268 A 6 B6 五、發明説明& ) a)製程之反應,可於有機溶劑中達成(如1, 2 — 二氯乙烷或乙睛),並且路易氏酸之存在,如氛化錫或三 甲基矽烷基三氟磺酸酯。 式I I A化合物可得自經適當保護的式I I I 2 =獲_ 基乙醛
R1〇CH2CHO (III) 經濟部中央標準局員工消費合作社印製 其中R,如上述般定義,如Can, J. Research. 8 , 129 (1933)及歐洲專利案第Ο 3 8 2 5 2 6號所述。式 I I I化合物與颈基縮醛HSCH2CH (OR) 2反應 ,其中R是C 烷氣基如 HSCH2 CH (OC2 H5) 2 ,係技藝中已知的( Chem. Ber. 85:924 — 932,1952),可生 成式I ΙΑ化合物其中L是OR (烷氧基),如甲氣及乙 氧。此外,式I I A化合物,其中L是烷氣基,可轉化作 其中L是鹵或醛基之式I I A化合物,利用碩水化物化學 技蕤中己知之方法。 式I I I化合物可製備自1, 2 —鄰一亞異丙基甘油 ,傜引入R:(如經三取代之矽烷基、苄基或三苯基甲基 )並以缓和的酸(如甲酸或醋酸水溶液)移去亞異丙基, 或利用溴化鋅於乙睛,之後以高碘酸塩水溶液氣化醇基園 關於b)製程,5—氟取代基可以技蕤中已知之方法 引人(Μ · J · R o b i n s, e t a 1 ·, i η N u c 1 e i e A c i d 本紙張尺度逍用中B B家檁準(CNS)甲4規格(210x297公釐) η 先 閲 it -背一 Φ 之 注 意 事 項 再 填 寫 本 頁 裝 訂 線 -11 - 20K68 五、發明説明)
Chemistry , Part 2 , L.B. Townsend and R.S.
Tipson , editors, J. Wiley and Sons, New York , 895 — 900 (1 978)且列為此中參考;R* Duschinsky in Nucleic Acid Cheeistfy* Part ΊΓ * L-B.Townsend and R.S. Tipson .editors. J· Wiley and Sons »New York · 4 3 —4 6 (1 9 7 8)且列為 此中參考)。氟化劑可為如三甲基次氟酸塩/氟三氯甲院 Ο 關於製程c)式I 1C化合物可有益地以1,2,4 一三唑處理,有益地加上二氣磷酸4 -氯苯基酯,以形成 相當的4— (1, 2,4-三唑基)化合物,其再與如 甲醇反應,轉化作欲求之4 一胺基(胞嘧啶核苷)化合物 Ο 經濟部中央標準局貝工消费合作杜印製 η 先 閲 讀 背. 面 之 注 意 事 項 再 填 窝 本 頁 式I IB及I 1C之起始物質,其製備可由適當的( 視所需予以保護)的驗與式I I A化合物,以類似a)製 程之方式反應。5 —氟脲嘧啶及5 -氟胞嘧啶可購自 Aldrich Chenical Co·» Milwaukee* WI 53233» USA。 (±) —順式或(土)一反式異構物(如呈經保護型 式)之分離,可利用有機溶劑混合物於矽膠上層析而完成 ,如乙酸乙酯/甲醇,乙酸乙酯/己烷或二氯甲烷/甲醇 。任何保護基可利用針對每種基面之適當試劑再予以除去 式(I)化合物可轉化成藥學上可接受之酯類及醯胺 本紙張尺度逍用中Η國家標準(CNS)甲4規格(210x297公龙) -12 - Λ 6 Β6 201268 五、發明説明) (請先閲讀臂面之注意事項再塡寫本頁) 類,傜與適當的醛化劑反應,如醛基鹵或酐,用以醛化 5 ~ — OH及4 一 NH2基画。醛基可再自一個或另一個 5 / — OH及4_NH2基圃上選擇性移去。如,在酸性 條件下(如路易氏酸)處理經二m化合m^rtr鋅 /甲醇,可移去4N —醛基因而生成相當的5 z —OH酯 ;而以驗性條件(如甲氣化鈉)處理經二醛化之化合物, 可移去5 - — OH醛基生成相當的4N —醯胺。醛基也可 被購買得之酯酶或脂酶等酵素處理而選擇地移去,如豬肝 酯酶,或胰脂酶,或依美國專利案第5071983中所 述之方法處理。式(I)化合物可以習知方法,轉化作其 藥學上可接受的塩,如以適當的齡處理。式(I)化合物 之酯或塩,可以如水解作用轉化成母化合物。 為更了解本發明,經由說明示出以下實例。 奮例1 :順式一 1一 (2— (瘅甲基)一1· 3 —氫硫雜 經濟部中央標準局貝工消費合作社印製 揮戊烷一5—甚)一5—氩朐睞啶 A方法:(±) —順式及(±)反式一 2 —苄氧甲基一 5 一(N*—乙醛基一胞喃啶一1 一基)一 1, 3 —氣硫雜 環戊烷,如歐洲專利案(EP)O 3 8 2 526中所 述地製備且分離成(±) —順式或(±) _反式異構物。 (土) 一順式異構物在一781下,以次氟酸三氟甲基酯 於氟三氯甲烷(CCp3 F)及氣仿中氟化,此依據
Robins > et a 1 ,Nucleic Acid Chemistry,Part 2, 895 — 900, 1 978之方法進行。N4 —乙醛基及 本紙張尺度逍用中國Η家樣準(CNS)甲4規格(210X297公t) -13 - 201268 A 6 B6 經濟部中央標準局員工消#合作社印製 五、發明説明反2 ) 2—苄醯基,以二甲胺/乙醇移去,並分離出産物,(土 )一順式一 1 一(2 —(羥甲基)一1, 3 —氣硫雜環戊 院一 5 —基)一 5 —氣胞喃旋。 B方法:(±) —順式與(±)二反式一 2 —苄醯氣基甲 基一 5 —(尿嘧啶一 1 一基)_1, 3 —氧硫雜環戊烷, 如EP 0382 526所述般製備。經以飽和的甲醇 性氨,對2—羥基去保護後,異構物於矽膠上以 EtOAc/MeOH為溶離劑(ΕΡ0 3 8 2 526)而分離。(土) 一順式異構物與醋酐/吡啶在室 溫下反應以生成2 —醋酸塩。溶劑於<30t:之真空下移 去。2 —醋酸塩再溶於CHCi3中,並以硪酸氳鈉水溶 液洗滌。乾燥所分出之有機相,CHCi?3再真空下蒸發 〇 (±) —順式一2 —乙醛氧基甲基一5— (脲嘧啶一1 一基)一1,3 —氣硫雜環戊烷,如上述地氟化(A方法 )(像利用Robins et al之方法)。5 — F —脲嘧啶鹼 轉化成5 — F —胞嘧啶_,係先依據C.B. Reese, J. Chem. Soc. , Perkins I · 1171, 1984 及 W.L. Sung * Nucleic Acids Res.,9 : 6 13 9, 1981之方法,於環境溫度下,利用1, 2,4—三唑 及2當量的4一氛苯基二氛磷酸酯/無水吡啶中製備4一 (1, 2,4 一三唑一 1 一基)衍生物。此轉化作用後繼 以與先前己用氨在01C下飽和之甲醇反應,且2 —醋酯塩 水解生成(±) —順式一 1— (2 — (羥甲基)一 1, 3 一氣硫雜環戊烷一5—基)一5—氣胞哂啶。 本紙張尺度逍用中8 β家料(CNS) T很格(210x297公;¢) (請先閲讀背面之注意事項再填寫表頁) 裝< 訂- 線. -14 - 201^68 A 6 B6 五、發明説明(:Ϊ3 鏟璺調和物 於以下藥學調和物實例中, 活性成份〃為順式一 1 一 (2 —(翔甲基) 一 5 —氟胞嘧啶。 1,—氧硫雜環戊院一 5 —基)
奮例2 締割謳和物 將成份與普維酮溶液,以粒法製成以下的調和物A (請先閲讀背面之注意事項再填寫本頁) 經濟部中央標準局A工消费合作社印製 、B 及 c,之後加入硬 脂酸 鎂並壓 錠 〇 A調 和 物 臺克 / 錠 臺克/綻 (a ) 活性成份 2 5 〇 2 5 0 (b ) 乳耱B . P . 2 1 0 2 6 (c ) 普維酮B . P . 1 5 9 (d ) 澱粉羥基乙醇酸 鈉 2 〇 12 (e ) 硬脂酸鎂 5 3 5 0 〇 3 0 0 裝< f紙張尺度逍用中困B家樣準(CNS)甲4規格(210x297公釐) 201268 A 6 B6 五、發明説明L B調和物 (a )活性成份 (b )乳糖 (c ) Avicel PH 101 (d )普維酮B . P . (e )澱粉羥基乙醇酸鈉 (f )硬脂酸鎂 克 / 錠 蠆克/ 錠 2 5 〇 ^5 〇 1 5 0 一 6 〇 2 6 1 5 9 2 0 1 2 5 3 5 0 0 3 0 0 (請先閲讀背面之注意事項再填寫本頁). C調和物 經濟部中央標準局貝工消费合作社印製 活性成份 乳糖 澱粉 普維酮 硬脂酸鎂 臺克/綻 10 0 2 0 0 5 0 5 4 3 5 9 以直接壓縮摻合的成份,製備以下D及E調和物。於E調 和物中之乳糖為直接壓製型(Pairy Crest-'S Zeparox" 本紙張尺度逍用中國國家樣準(CNS)甲4規格(210x297公釐) A 6 B6 五、發明説明(Ϊ5jdjijml 臺克/銶 活性成份 250 預明膠化澱粉NH 1 5 1 5 0 4 0 0 E調和物 活性成扮 乳糖 Av i ce 1 豪克/鎞 2 5 0 15 0 10 0 5 0 0 F調和物(榉制釋出調和物) 調和物之製備是先將成份()與普維酮溶行濕粒法 ,再加人硬脂酸鎂壓縮。 臺克/綻 (請先閱讀背面之注意事項再填寫本頁) 經濟部中央標準局员工消费合作社印製 (a) 活性成份 500 (b) 羥丙基甲基纖維素 112 (Met hoce1 K4M Premium) (c )乳耱 B · P . 5 3 (d)普維酮B.P. 28 (e )硬脂酸_ Z_ 7 0 0 本紙張尺度逍用中B國家標準(CNS)甲4規格(210x297公煃) =-tr 201^68 Μ 五、發明説明(:)6藥物之釋出需約6-8小時,且於 2小時後完全。 g例3 膠囊劑諏和物 - - ' A細和物製備腠囊劑調和物,像摻合實劑2中D調和物之成扮 ,再充缜至二半個硬明膠膠囊中。B調和物(下文)之製 備方式類似。 B諏和物 (a )活性成份 (b )乳糖 B . P . (c)澱粉羥基乙醇酸鈉 (d )硬脂酸鎂 臺克/膠_1 2 5 0 14 3 2 5 -_2_ 4 2 0 (請先閱讀背面之注意事項再填寫本頁) 裝- 訂- 線· 經濟部中央櫺準局貞工消#合作社印製 C:諏和物 (a )活性成份 (b ) Macrogol 4000 B.P. 臺京/膠囊HL 2 5 0 3 5 0 , 6 0 0 本紙張尺度逯用中困Β家楳毕(CNS)甲4規格(2〗0><297公龙> ΐβ- 201268 A 6 B6 五、發明説明(-)L7 D調和物 活性成份 卵磷脂 花生油 2 5 0 10 0 4 5 0 D調和物之製備像將活性成份分散於卵磷脂及花生油 中,再將分散液充瑱至軟、彈性明膠膠囊中。 E讕和物)摔制耧出腰蠹劑) 製備以下控制釋出膠囊劑諏和物,傜以擠壓器擠壓成 份a. b及c,再將擠出物球及乾燥。再塗上控制釋出膜 (d)於乾圃塊上,並充«至二半之硬脂酸鎂囊中。 (請先閱讀背面之注意事項再填窝本頁) -裝. 訂_ 線. 經濟部中央標準局貝工消費合作社印製 (a )活性成份 (b )微晶體纖維素 (c )乳糖 B · P . (d )乙基纖維素 奮例4 珥泮射襯和物 A調和物 毫克/膠囊遵L 2 5 0 12 5 12 5 13 5 13 私紙張尺度逍用中B Η家樣準(CNS)甲4規格(210X297公釐) -49- 201^68 A 6 B6 經濟部中央標準局員工消费合作社印製 五、發明説明私) 活性成份 0.200克 氫氣酸溶液,0.1M,或 氫氧化鈉溶液,0.1M適量加至pH4. 0—7. 0 無菌水 適量加1 10毫升 活性成份溶於大部份水中(35t: — 40t:),且P Η值以氫氯酸或氫氣化鈉(依所適)諝整至pH介於 4. 0及7. 0之間。再以水調至批次體積,並經無菌微 引濾器過濾,至無菌的10毫升褐免玻璃小瓶中(1型) ,再以無菌的封口及外帽熔封。 B辋和物 活性成份 0.125 無菌,無熱原之PH7磷酸塩緩衝液適量至25毫升 奮例5 ΗΠ.肉沣射割 活性成份 0.20克 苄醇 0 . 1 0克 呋喃糖醇 7 5 (Mlycofurol) 1. 45 克 注射用水 適量至 3毫升 活性成份溶於呋喃糖酵中。再加苄醇並溶解,並加水 至3毫升。之後混合物過濾(經無菌多孔濾膜)並熔於無 菌的3毫升褐免玻璃小瓶中(1型)。 (請先閲讀背面之注意事項再填寫本頁) 裝- 訂_ 線. 本紙張尺度通用中《國家樣準(CNS)甲4規格(210X297公釐) -20 - 201268 A 6 B6 五、發明説明知) 曹例R 糖貉割 活性成份 0 . 2 5克 山梨糖醇溶液 1 . 5 0克 甘油 2 . 0 0克 苄甲酸納 0 . 0 0 5克 梨子香味 0 . 0 1 2 5毫升 純水 適置至 5 . 0 0毫升 活性成份溶於甘油及大部份水之混合液中。再加笮甲 酸鈉水溶液至溶液中,繼而加入山梨耱醇溶液最後是香料 。體積以純水加足,再混合均勻。 (請先閲讀背面之注意事項再填寫本頁) 裝· 訂· 經濟部中央標準局員工消費合作社印製 奮例7 桧割 臺克/栓割 活性成份 250 硬脂,B . P . (Witepsol H15- Dynam it Nobel) 17 7 0 2 0 2 0 1/5的Witepsol H15熔於最高45t:之蒸汽套鍋中 。活性成份經由200M篩加至熔化之基劑中,攪拌地, 利用配Si Iverson之切頭,直到達到均勻之分散相為止。 混合物保持在45¾下,利下的Witepsol H15加至懸液中 ,再攪拌以確使達均勻的混合物。全部懸液通過2 5 0 M 本紙張尺度逍用中國B家《準(CNS) T4規格(210x297公釐) 線- -21 - 經濟部中央標準局貝工消費合作社印製 2〇1^68 A6 _____BJ_ 五、發明説明立〇 ) 不銹銷篩,在餳缠攪拌下,令其冷卻至4〇·〇。達38*C —40t!時,2. 02克混合物埴至適當的2毫升塑質模 型上。令栓劑冷卻至室溫。 奮例8 陰谱拴割 _臺克/拴麵 活性成份 250 無水右旋糖 380 馬鈴薯澱粉 363 硬脂酸鎂 _7 10 0 0 活性成份直接混合,並將生成的混合物直接壓縮成陰 道栓劑。 奮例9 括杭B型肝炎病羞(HRV)夕抗病羞活件 如下述測試順式一 1 一 ( 2 —(羥甲基)一 1 , 3 — 氣硫雜環戊烷一5—基)一5—氟胞嘧啶。 己示出由 Sells et al·, PNAS 8 4 : 1 0 0 5 , 1987,及 J. Virol. 62:2836, 1988 所描 述及鑑知之人類HB V産製者HepG2細胞株, 2. 2. 15,具有被HBV慢性感染之肝細胞許多特性 。由於黑猩猩中致病之能力可示出其具感染力。於活體外 本紙張尺度逍用中國B家標準(CNS)甲4規格(210x297公;Jt) (請先閲讀背面之注意事項再填寫本頁) 裝· 線. -22 - Α6 Β6 201268 五、發明説明负) 利用此細胞株以鑑定化合物之抗H BV活性。 (請先閱讀背面之注意事項再填寫本頁) 受試化合物分析中,將單層培養物以化合物處理, 50 — 200//Μ歴10天。於第3,6及10天回收含 有細胞外病毒粒子DNA (但恩粒子之:Ε1Τ液ISRT基Τ 以蛋白酶K (1毫克/毫升)與硫酸十二酯鈉(1%)處 理,再置50*0下1小時。DNA以等體積的酚,及之後 的氛仿萃取,再以醋酸銨及丙醇沈澱。DNA沈澱物溶解 ,並利用 Schleicher & Schuell (S & S,10 Optical Ave· » Keene· NH 0 3 4 3 1 , Publication No· 700. 1 987)之方法收集於硝化纖維膜上,再如
Southern» J. Mol. Biol. 98 : 503, 1975 所 經濟部中央標準局貝工消费合作社印製 述之方法處理。細胞回收,細胞内DNA於以異硫氮酸胍 溶解細胞後可獲得。細胞内DNA如細胞外DNA般處理 。經以醑酸銨及丙醇沈澱後,溶解細胞内DNA沈澱物, 再以Hind III限制酶切割,應用至瓊脂糖凝膠上,再如 Southernhshml所述般處理,以決定複製中間物型之置。 化合物抗病毒作用之決定,係偵測擠至培養基中,但恩( Dane)粒子置至少100倍減少,且在細胞内複製型中間 物中有相似的減少。 順式一 1一 (2 — (羥甲基)一 1, 3 —氧硫雜環戊 院一 5 —基)一 5 —氟胞嘧啶對於2. 2. 15細胞培養 中H BV産製之效應 本紙張尺度逍用中國家標準(CNS)甲4規格(210x297公釐) -23 - 2〇1讲8 A6 _B6_ 五、發明説明金2 ) ' (請先閲讀背面之注意事項再填寫本頁) 細朐内 HBV D N A * 培養基中之HBV DNA 處理化 複製^ _T徹撤克/毫升)* 合物 (w m ) 整合 的 單饅 中間 物 〇天 3天 6天 10天 Α·未處理 1.1 2.0 81 58 67 93 77 細胞 0.9 2.3 77 89 110 100 88 100 1.9 0.8 2 64 11 3 0 1.5 1.9 1 34 19 2 0 Β.未處理 1.5 1.9 110 65 44 86 71 細胞 1.0 2.3 67 90 120 80 82 100 1.6 0.8 1 90 16 0 0 1.0 0.7 1 * 74 10 0 0 經濟部中央標準局貝工消費合作社印製 * 細胞内HBV DNA (但恩粒子)之分析,係在第 10天處理後分析24小時。 * > 0 〃表示HBV DNA無可偵及水平,蚕敏度截去 值為0.1撤撤克/毫升。 本•紙張尺度遑用中曲8家標準(CNS)甲4規格(210X297公釐) -24 -
Claims (1)
- A7:一 〇 .V、 _ _ _ _ — 六、申請本-- 附件一(A ): 第81101693號專利申請案 中文申請專利範圍修正本 民國81年9月修正 1.一種供治療或預防B型肝炎感染的藥學組成物 ,其包含下式所示之化合物經濟部中央檫準局R工消費合作杜印製 亦即順式一 1 一 (2 -(羥甲基)-1, 3 —氯硫雜環戊 烷一 5 —基)一 5_氣基胞嘧啶,或其藥學上可接受的塩 類。 2.如申請專利範圍第1項的組成物,其偽包含式( I )化合物。 3 .如申請專利範圍第1項或第2項的組成物,其偽 呈劑量單位的型式。 4. 如申請專利範圍第3項之組成物,其中該劑量單 位含有10至1 500mg之式(I)化合物或其藥學上 可接受的墙類。 5. 如申請專利範圍第3項之組成物,其中該劑量單 位偽錠劑或囊劑。 本紙張尺度適用中國國家標準(CNS)甲4规格(2】0 X 297公踅) 81.9.10.000 201^6® A7 B7 C7 D7 六、申請專利範園 6.如申請專利範圍第4項之组成物,其中該劑置單 位僳錠劑或囊劑。 (請先閲讀背面之注意事項再填窝本^ 裝- 訂· 經濟部中央櫺準局興工消費合作社印製 81.9.10,000 夂紙張又度適用中國國家標準(CNS)甲4規格(210 X ?97七蹵)
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| GB919104741A GB9104741D0 (en) | 1991-03-06 | 1991-03-06 | Therapeutic nucleosides |
| GB919109505A GB9109505D0 (en) | 1991-05-02 | 1991-05-02 | Therapeutic nucleosides |
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| DK0674634T3 (da) * | 1989-02-08 | 2003-08-04 | Iaf Biochem Int | Fremgangsmåde til fremstilling af substituerede 1,3-oxathiolaner med antivirale egenskaber |
| US6703396B1 (en) | 1990-02-01 | 2004-03-09 | Emory University | Method of resolution and antiviral activity of 1,3-oxathiolane nuclesoside enantiomers |
| US5276151A (en) * | 1990-02-01 | 1994-01-04 | Emory University | Method of synthesis of 1,3-dioxolane nucleosides |
| US5728575A (en) * | 1990-02-01 | 1998-03-17 | Emory University | Method of resolution of 1,3-oxathiolane nucleoside enantiomers |
| US6642245B1 (en) | 1990-02-01 | 2003-11-04 | Emory University | Antiviral activity and resolution of 2-hydroxymethyl-5-(5-fluorocytosin-1-yl)-1,3-oxathiolane |
| US5204466A (en) * | 1990-02-01 | 1993-04-20 | Emory University | Method and compositions for the synthesis of bch-189 and related compounds |
| US5444063A (en) * | 1990-12-05 | 1995-08-22 | Emory University | Enantiomerically pure β-D-dioxolane nucleosides with selective anti-Hepatitis B virus activity |
| US5925643A (en) * | 1990-12-05 | 1999-07-20 | Emory University | Enantiomerically pure β-D-dioxolane-nucleosides |
| IL100502A (en) * | 1991-01-03 | 1995-12-08 | Iaf Biochem Int | PHARMACEUTICAL PREPARATIONS CONTAINING CIS-4-AMINO-1-) 2-HYDROXIMETHIL-1,3-OXETYOLEN-5-IL (- |
| NZ241625A (en) | 1991-02-22 | 1996-03-26 | Univ Emory | 1,3-oxathiolane derivatives, anti-viral compositions containing such and method of resolving racemic mixture of enantiomers |
| NZ264621A (en) * | 1991-03-06 | 1997-09-22 | Wellcome Found | Use of 1-(2-(hydroxymethyl)-1,3-oxathiolan-5-yl)-5-fluoro-cytosine or a physiologically functional derivative thereof in the preparation of medicaments for treatment of hepatitis b |
| US5817667A (en) * | 1991-04-17 | 1998-10-06 | University Of Georgia Research Foudation | Compounds and methods for the treatment of cancer |
| GB9110874D0 (en) * | 1991-05-20 | 1991-07-10 | Iaf Biochem Int | Medicaments |
| GB9116601D0 (en) * | 1991-08-01 | 1991-09-18 | Iaf Biochem Int | 1,3-oxathiolane nucleoside analogues |
| GB9226927D0 (en) * | 1992-12-24 | 1993-02-17 | Iaf Biochem Int | Dideoxy nucleoside analogues |
| US20020120130A1 (en) | 1993-09-10 | 2002-08-29 | Gilles Gosselin | 2' or 3' -deoxy and 2', 3' -dideoxy-beta-L-pentofuranonucleo-side compounds, method of preparation and application in therapy, especially as anti- viral agents |
| CA2637774C (en) * | 1993-09-10 | 2011-07-19 | Emory University | Nucleosides with anti-hepatitis b virus activity |
| US5587362A (en) * | 1994-01-28 | 1996-12-24 | Univ. Of Ga Research Foundation | L-nucleosides |
| IL115156A (en) * | 1994-09-06 | 2000-07-16 | Univ Georgia | Pharmaceutical compositions for the treatment of cancer comprising 1-(2-hydroxymethyl-1,3-dioxolan-4-yl) cytosines |
| US6391859B1 (en) | 1995-01-27 | 2002-05-21 | Emory University | [5-Carboxamido or 5-fluoro]-[2′,3′-unsaturated or 3′-modified]-pyrimidine nucleosides |
| US5703058A (en) | 1995-01-27 | 1997-12-30 | Emory University | Compositions containing 5-fluoro-2',3'-didehydro-2',3'-dideoxycytidine or a mono-, di-, or triphosphate thereof and a second antiviral agent |
| US5808040A (en) * | 1995-01-30 | 1998-09-15 | Yale University | L-nucleosides incorporated into polymeric structure for stabilization of oligonucleotides |
| EP0831852B1 (en) | 1995-06-07 | 2006-11-29 | Emory University | Nucleosides with anti-hepatitis b virus activity |
| US5753789A (en) * | 1996-07-26 | 1998-05-19 | Yale University | Oligonucleotides containing L-nucleosides |
| EA001920B1 (ru) | 1997-03-19 | 2001-10-22 | Эмори Юниверсити | Синтез 1,3-оксаселеноланнуклеозидов, их активность против вируса иммунодефицита человека и против вируса гепатита-b |
| US6444652B1 (en) | 1998-08-10 | 2002-09-03 | Novirio Pharmaceuticals Limited | β-L-2'-deoxy-nucleosides for the treatment of hepatitis B |
| MXPA01001507A (es) | 1998-08-10 | 2003-09-10 | Novirio Pharmaceuticals Ltd | °l-2'desoxi-nucleosidos para el tratamiento de hepatitis b. |
| EP1104415B1 (en) | 1998-08-12 | 2004-11-10 | Gilead Sciences, Inc. | Method of manufacture of 1,3-oxathiolane nucleosides |
| US6979561B1 (en) | 1998-10-09 | 2005-12-27 | Gilead Sciences, Inc. | Non-homogeneous systems for the resolution of enantiomeric mixtures |
| RU2237479C2 (ru) * | 1998-11-05 | 2004-10-10 | Сантр Насьональ Де Ля Решерш Сьентифик | Нуклеозиды, обладающие активностью против вируса гепатита в |
| US6436948B1 (en) | 2000-03-03 | 2002-08-20 | University Of Georgia Research Foundation Inc. | Method for the treatment of psoriasis and genital warts |
| MY164523A (en) | 2000-05-23 | 2017-12-29 | Univ Degli Studi Cagliari | Methods and compositions for treating hepatitis c virus |
| CA2410579C (en) | 2000-05-26 | 2010-04-20 | Jean-Pierre Sommadossi | Methods and compositions for treating flaviviruses and pestiviruses |
| US6787526B1 (en) | 2000-05-26 | 2004-09-07 | Idenix Pharmaceuticals, Inc. | Methods of treating hepatitis delta virus infection with β-L-2′-deoxy-nucleosides |
| US6875751B2 (en) | 2000-06-15 | 2005-04-05 | Idenix Pharmaceuticals, Inc. | 3′-prodrugs of 2′-deoxy-β-L-nucleosides |
| AU2002257446A1 (en) | 2001-05-18 | 2002-12-03 | Rakesh Kumar | Antiviral nucleosides |
| CN101172993A (zh) | 2002-06-28 | 2008-05-07 | 埃迪尼克斯(开曼)有限公司 | 用于治疗黄病毒感染的2′-c-甲基-3′-o-l-缬氨酸酯核糖呋喃基胞苷 |
| TWI244393B (en) | 2002-08-06 | 2005-12-01 | Idenix Pharmaceuticals Inc | Crystalline and amorphous forms of beta-L-2'-deoxythymidine |
| WO2004024095A2 (en) | 2002-09-13 | 2004-03-25 | Idenix (Cayman) Limited | ß-L-2'-DEOXYNUCLEOSIDES FOR THE TREATMENT OF RESISTANT HBV STRAINS AND COMBINATION THERAPIES |
| JP2006519753A (ja) | 2002-11-15 | 2006-08-31 | イデニクス(ケイマン)リミテツド | 2’−分枝ヌクレオシドおよびフラビウイルス科ウイルス突然変異 |
| MXPA05006230A (es) | 2002-12-12 | 2005-09-20 | Idenix Cayman Ltd | Proceso para la produccion de nucleosidos ramificados-2'. |
| BRPI0915284B1 (pt) * | 2008-06-30 | 2020-01-14 | Tocagen Inc | composição farmacêutica oral, e, uso de uma composição farmacêutica |
| WO2013004658A1 (en) * | 2011-07-01 | 2013-01-10 | Transgene Sa | Formulations of 5-fluorocytosine and uses thereof. |
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| HU196607B (en) * | 1985-05-15 | 1988-12-28 | Wellcome Found | Process for producing dideoxy-nucleosides and pharmaceutics comprising such compounds |
| US5047407A (en) * | 1989-02-08 | 1991-09-10 | Iaf Biochem International, Inc. | 2-substituted-5-substituted-1,3-oxathiolanes with antiviral properties |
| WO1990014079A1 (en) | 1989-05-15 | 1990-11-29 | The United States Of America, Represented By The Secretary, United States Department Of Commerce | Method of treatment of hepatitis |
| US5204466A (en) * | 1990-02-01 | 1993-04-20 | Emory University | Method and compositions for the synthesis of bch-189 and related compounds |
| NZ241625A (en) * | 1991-02-22 | 1996-03-26 | Univ Emory | 1,3-oxathiolane derivatives, anti-viral compositions containing such and method of resolving racemic mixture of enantiomers |
| NZ264621A (en) * | 1991-03-06 | 1997-09-22 | Wellcome Found | Use of 1-(2-(hydroxymethyl)-1,3-oxathiolan-5-yl)-5-fluoro-cytosine or a physiologically functional derivative thereof in the preparation of medicaments for treatment of hepatitis b |
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