ZA200706392B - Intermediate and process for preparing of beta-anomer enriched 21-deoxy-21, 21 - difluoro-D-ribofuranosyl nucleosides - Google Patents

Intermediate and process for preparing of beta-anomer enriched 21-deoxy-21, 21 - difluoro-D-ribofuranosyl nucleosides

Info

Publication number
ZA200706392B
ZA200706392B ZA200706392A ZA200706392A ZA200706392B ZA 200706392 B ZA200706392 B ZA 200706392B ZA 200706392 A ZA200706392 A ZA 200706392A ZA 200706392 A ZA200706392 A ZA 200706392A ZA 200706392 B ZA200706392 B ZA 200706392B
Authority
ZA
South Africa
Prior art keywords
deoxy
difluoro
beta
preparing
anomer enriched
Prior art date
Application number
ZA200706392A
Other languages
English (en)
Inventor
Maikap Golak Chandra
Bhatt Deependra
Panda Bijan Kumar
Original Assignee
Dabur Pharma Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=35457749&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=ZA200706392(B) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Dabur Pharma Ltd filed Critical Dabur Pharma Ltd
Publication of ZA200706392B publication Critical patent/ZA200706392B/xx

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07H—SUGARS; DERIVATIVES THEREOF; NUCLEOSIDES; NUCLEOTIDES; NUCLEIC ACIDS
    • C07H19/00—Compounds containing a hetero ring sharing one ring hetero atom with a saccharide radical; Nucleosides; Mononucleotides; Anhydro-derivatives thereof
    • C07H19/02—Compounds containing a hetero ring sharing one ring hetero atom with a saccharide radical; Nucleosides; Mononucleotides; Anhydro-derivatives thereof sharing nitrogen
    • C07H19/04—Heterocyclic radicals containing only nitrogen atoms as ring hetero atom
    • C07H19/06—Pyrimidine radicals
    • C07H19/073—Pyrimidine radicals with 2-deoxyribosyl as the saccharide radical
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07H—SUGARS; DERIVATIVES THEREOF; NUCLEOSIDES; NUCLEOTIDES; NUCLEIC ACIDS
    • C07H13/00—Compounds containing saccharide radicals esterified by carbonic acid or derivatives thereof, or by organic acids, e.g. phosphonic acids
    • C07H13/02—Compounds containing saccharide radicals esterified by carbonic acid or derivatives thereof, or by organic acids, e.g. phosphonic acids by carboxylic acids
    • C07H13/08—Compounds containing saccharide radicals esterified by carbonic acid or derivatives thereof, or by organic acids, e.g. phosphonic acids by carboxylic acids having the esterifying carboxyl radicals directly attached to carbocyclic rings
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00—Technologies relating to chemical industry
    • Y02P20/50—Improvements relating to the production of bulk chemicals
    • Y02P20/55—Design of synthesis routes, e.g. reducing the use of auxiliary or protecting groups

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Biochemistry (AREA)
  • Biotechnology (AREA)
  • General Health & Medical Sciences (AREA)
  • Genetics & Genomics (AREA)
  • Molecular Biology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Saccharide Compounds (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
ZA200706392A 2005-03-04 2007-08-01 Intermediate and process for preparing of beta-anomer enriched 21-deoxy-21, 21 - difluoro-D-ribofuranosyl nucleosides ZA200706392B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IN472DE2005 2005-03-04

Publications (1)

Publication Number Publication Date
ZA200706392B true ZA200706392B (en) 2008-09-25

Family

ID=35457749

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA200706392A ZA200706392B (en) 2005-03-04 2007-08-01 Intermediate and process for preparing of beta-anomer enriched 21-deoxy-21, 21 - difluoro-D-ribofuranosyl nucleosides

Country Status (24)

Country Link
US (2) US7235647B2 (fr)
EP (1) EP1853616B1 (fr)
JP (1) JP2008531680A (fr)
KR (1) KR20070112774A (fr)
CN (1) CN101203524B (fr)
AP (1) AP2219A (fr)
AR (1) AR052860A1 (fr)
AT (1) ATE458743T1 (fr)
AU (1) AU2005328519B2 (fr)
BR (1) BRPI0520050A2 (fr)
CA (1) CA2598895A1 (fr)
CL (1) CL2005003456A1 (fr)
DE (1) DE602005019626D1 (fr)
EA (1) EA011558B1 (fr)
ES (1) ES2341663T3 (fr)
GE (1) GEP20094822B (fr)
IL (1) IL184957A (fr)
MX (1) MX2007010316A (fr)
MY (1) MY141378A (fr)
NZ (1) NZ560735A (fr)
TW (1) TWI333493B (fr)
UA (1) UA88940C2 (fr)
WO (1) WO2006092808A1 (fr)
ZA (1) ZA200706392B (fr)

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* Cited by examiner, † Cited by third party
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AU2005328519B2 (en) * 2005-03-04 2012-03-01 Fresenius Kabi Oncology Limited Intermediate and process for preparing of beta- anomer enriched 21deoxy, 21 ,21-difluoro-D-ribofuranosyl nucleosides
WO2008026222A2 (fr) * 2006-08-28 2008-03-06 Shilpa Medicare Ltd Procédé et produits intermédiaires de 2,2'-difluoronucléosides
KR100846143B1 (ko) 2007-02-28 2008-07-14 (주) 유일팜테크 2'-데옥시-2',2'-디플루오로시티딘의 전구체 및 그의제조방법
CN102093451A (zh) * 2009-12-12 2011-06-15 上海华理生物医药有限公司 一种制备吉西他滨中间体的方法
CN102153601A (zh) * 2011-02-26 2011-08-17 湖南欧亚生物有限公司 一种高选择性的制备盐酸吉西他滨以及其中间体的方法
CN102603838B (zh) * 2012-02-14 2015-02-18 江苏八巨药业有限公司 一种制备吉西他滨盐酸盐的方法
CN103232508A (zh) * 2012-05-22 2013-08-07 湖北一半天制药有限公司 工业化盐酸吉西他滨的合成方法
KR20190100913A (ko) * 2016-12-28 2019-08-29 가부시키가이샤 가네카 알코올 화합물의 제조법
WO2018200859A1 (fr) 2017-04-26 2018-11-01 Kalman Thomas I Dérivés de nucléoside multicibles
CN107200757B (zh) * 2017-06-29 2020-06-02 上海泓博智源医药股份有限公司 一种桥环氟代酯及其制备方法和应用
CN110511258A (zh) * 2018-05-21 2019-11-29 中国科学院上海药物研究所 一种胞嘧啶核苷的制备方法
CN109796506A (zh) * 2019-01-28 2019-05-24 江苏八巨药业有限公司 一种吉西他滨关键中间体的制备方法
CN111909229B (zh) * 2020-08-12 2023-05-05 福建瑞博奥科技有限公司 一种β-烟酰胺核糖氯化物的制备方法

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US4526988A (en) * 1983-03-10 1985-07-02 Eli Lilly And Company Difluoro antivirals and intermediate therefor
EP0184365B1 (fr) * 1984-12-04 1993-08-04 Eli Lilly And Company Traitement de tumeurs chez les mammifères
ZA859008B (en) * 1984-12-04 1987-07-29 Lilly Co Eli The treatment of tumors in mammals
US4814438A (en) * 1986-12-24 1989-03-21 Eli Lilly And Company Immunoglobulin conjugates of 2',2'-difluronucleosides
US4994558A (en) * 1986-12-24 1991-02-19 Eli Lilly And Company Immunoglobulin conjugates
US5223608A (en) * 1987-08-28 1993-06-29 Eli Lilly And Company Process for and intermediates of 2',2'-difluoronucleosides
US5644043A (en) * 1988-02-16 1997-07-01 Eli Lilly And Company 2',3'-dideoxy-2',2'-difluoronucleosides and intermediates
US5401838A (en) * 1992-06-22 1995-03-28 Eli Lilly And Company Stereoselective fusion glycosylation process for preparing 2'-deoxy-2',2'-difluoronucleosides and 2'-deoxy-2'-fluoronucleosides
US5371210A (en) * 1992-06-22 1994-12-06 Eli Lilly And Company Stereoselective fusion glycosylation process for preparing 2'-deoxy-2',2'-difluoronucleosides and 2'-deoxy-2'-fluoronucleosides
US5594124A (en) * 1992-06-22 1997-01-14 Eli Lilly And Company Stereoselective glycosylation process for preparing 2'-Deoxy-2',2'-difluoropyrimidine nucleosides and 2'-deoxy-2'-fluoropyrimidine nucleosides and intermediates thereof
US5606048A (en) * 1992-06-22 1997-02-25 Eli Lilly And Company Stereoselective glycosylation process for preparing 2'-Deoxy-2', 2'-difluoronucleosides and 2'-deoxy-2'-fluoronucleosides
US5401861A (en) * 1992-06-22 1995-03-28 Eli Lilly And Company Low temperature process for preparing alpha-anomer enriched 2-deoxy-2,2-difluoro-D-ribofuranosyl sulfonates
US5426183A (en) * 1992-06-22 1995-06-20 Eli Lilly And Company Catalytic stereoselective glycosylation process for preparing 2'-deoxy-2',2'-difluoronucleosides and 2'-deoxy-2'-fluoronucleosides
US5256798A (en) * 1992-06-22 1993-10-26 Eli Lilly And Company Process for preparing alpha-anomer enriched 2-deoxy-2,2-difluoro-D-ribofuranosyl sulfonates
UA41261C2 (uk) * 1992-06-22 2001-09-17 Елі Ліллі Енд Компані Спосіб одержання збагачених бета-аномером нуклеозидів
KR940005654A (ko) * 1992-06-22 1994-03-22 리로이 휘테커 입체선택적인 음이온 글리코실화 방법
US5821357A (en) * 1992-06-22 1998-10-13 Eli Lilly And Company Stereoselective glycosylation process for preparing 2'-deoxy-2',2'-difluoropurine and triazole nucleosides
YU43193A (sh) * 1992-06-22 1997-01-08 Eli Lilly And Company 2'-deoksi-2',2'-difluoro(4-supstituisani)pirimidinski nukleozidi antivirusnog i antikancerogenog dejstva i međuproizvodi
TW356472B (en) * 1992-09-01 1999-04-21 Lilly Co Eli A process for anomerizing nucleosides
US5637688A (en) * 1994-12-13 1997-06-10 Eli Lilly And Company Process for preparing 1-(2'-deoxy-2'-difluoro-d-ribofuranosyl)-4-aminopyrimidin-2-one hydrochloride
US5521294A (en) * 1995-01-18 1996-05-28 Eli Lilly And Company 2,2-difluoro-3-carbamoyl ribose sulfonate compounds and process for the preparation of beta nucleosides
US5559222A (en) * 1995-02-03 1996-09-24 Eli Lilly And Company Preparation of 1-(2'-deoxy-2',2'-difluoro-D-ribo-pentofuranosyl)-cytosine from 2-deoxy-2,2-difluoro-β-D-ribo-pentopyranose
FR2808797A1 (fr) * 2000-05-09 2001-11-16 Hoechst Marion Roussel Inc Nouveaux derives de l'uridine, leur procede de preparation et leur application comme medicaments
AU2005320374B2 (en) * 2004-12-30 2009-01-08 Hanmi Science Co., Ltd. Method for the preparation of 2'-deoxy-2',2'-difluorocytidine
AU2005328519B2 (en) * 2005-03-04 2012-03-01 Fresenius Kabi Oncology Limited Intermediate and process for preparing of beta- anomer enriched 21deoxy, 21 ,21-difluoro-D-ribofuranosyl nucleosides

Also Published As

Publication number Publication date
EA200701889A1 (ru) 2008-02-28
NZ560735A (en) 2009-07-31
CN101203524A (zh) 2008-06-18
KR20070112774A (ko) 2007-11-27
MY141378A (en) 2010-04-30
ATE458743T1 (de) 2010-03-15
AU2005328519B2 (en) 2012-03-01
MX2007010316A (es) 2008-02-19
BRPI0520050A2 (pt) 2009-11-17
CL2005003456A1 (es) 2008-05-02
TWI333493B (en) 2010-11-21
ES2341663T3 (es) 2010-06-24
TW200643027A (en) 2006-12-16
AP2007004098A0 (en) 2007-08-31
DE602005019626D1 (de) 2010-04-08
US7235647B2 (en) 2007-06-26
AU2005328519A1 (en) 2006-09-08
CA2598895A1 (fr) 2006-09-08
JP2008531680A (ja) 2008-08-14
UA88940C2 (ru) 2009-12-10
AR052860A1 (es) 2007-04-04
CN101203524B (zh) 2011-06-15
EA011558B1 (ru) 2009-04-28
AP2219A (en) 2011-03-22
US20060217547A1 (en) 2006-09-28
IL184957A0 (en) 2007-12-03
EP1853616A1 (fr) 2007-11-14
IL184957A (en) 2011-06-30
GEP20094822B (en) 2009-11-10
WO2006092808A1 (fr) 2006-09-08
EP1853616B1 (fr) 2010-02-24
US20070208170A1 (en) 2007-09-06

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