DE2508312C2 - - Google Patents
Info
- Publication number
- DE2508312C2 DE2508312C2 DE2508312A DE2508312A DE2508312C2 DE 2508312 C2 DE2508312 C2 DE 2508312C2 DE 2508312 A DE2508312 A DE 2508312A DE 2508312 A DE2508312 A DE 2508312A DE 2508312 C2 DE2508312 C2 DE 2508312C2
- Authority
- DE
- Germany
- Prior art keywords
- mmol
- acid
- sugar
- silylated
- catalyst
- Prior art date
- Legal status (The legal status 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 status listed.)
- Expired
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
Priority Applications (12)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19752508312 DE2508312A1 (de) | 1975-02-24 | 1975-02-24 | Neues verfahren zur herstellung von nucleosiden |
NL7601625A NL7601625A (nl) | 1975-02-24 | 1976-02-18 | Werkwijze voor het bereiden van nucleosiden. |
GB767006A GB1542442A (en) | 1975-02-24 | 1976-02-23 | Process for the manufacture of nucleosides |
SE7602109A SE7602109L (sv) | 1975-02-24 | 1976-02-23 | Nytt forfaringssett for framstellning av nukleosider |
CA246,368A CA1065315A (en) | 1975-02-24 | 1976-02-23 | Process for producing nucleosides |
US05/660,675 US4082911A (en) | 1975-02-24 | 1976-02-23 | Process for the preparation of nucleosides |
LU74411A LU74411A1 (US07608600-20091027-C00024.png) | 1975-02-24 | 1976-02-23 | |
BE164585A BE838879A (fr) | 1975-02-24 | 1976-02-24 | Nouveau procede de preparation de nucleosides |
CH227476A CH626093A5 (US07608600-20091027-C00024.png) | 1975-02-24 | 1976-02-24 | |
JP51019810A JPS51125382A (en) | 1975-02-24 | 1976-02-24 | Production of nucleotide |
FR7605030A FR2301536A1 (fr) | 1975-02-24 | 1976-02-24 | Procede de preparation de nucleosides |
DK77176A DK138900C (da) | 1975-02-24 | 1976-02-24 | Fremgangsmaade til fremstilling af nucleosider |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19752508312 DE2508312A1 (de) | 1975-02-24 | 1975-02-24 | Neues verfahren zur herstellung von nucleosiden |
Publications (2)
Publication Number | Publication Date |
---|---|
DE2508312A1 DE2508312A1 (de) | 1976-09-02 |
DE2508312C2 true DE2508312C2 (US07608600-20091027-C00024.png) | 1987-10-29 |
Family
ID=5939872
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE19752508312 Granted DE2508312A1 (de) | 1975-02-24 | 1975-02-24 | Neues verfahren zur herstellung von nucleosiden |
Country Status (12)
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7608600B2 (en) | 2002-06-28 | 2009-10-27 | Idenix Pharmaceuticals, Inc. | Modified 2′ and 3′-nucleoside prodrugs for treating Flaviviridae infections |
US7625875B2 (en) | 2002-06-28 | 2009-12-01 | Idenix Pharmaceuticals, Inc. | 2′ and 3′-nucleoside prodrugs for treating Flaviviridae infections |
US7781576B2 (en) | 2005-12-23 | 2010-08-24 | Idenix Pharmaceuticals, Inc. | Process for preparing a synthetic intermediate for preparation of branched nucleosides |
US7824851B2 (en) | 2002-11-15 | 2010-11-02 | Idenix Pharmaceuticals, Inc. | 2′-branched nucleosides and Flaviviridae mutation |
US8299038B2 (en) | 2000-05-23 | 2012-10-30 | Idenix Pharmaceuticals, Inc. | Methods and compositions for treating hepatitis C virus |
US8343937B2 (en) | 2000-05-26 | 2013-01-01 | Idenix Pharmaceuticals, Inc. | Methods and compositions for treating flaviviruses and pestiviruses |
Families Citing this family (23)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS53108986A (en) * | 1977-03-02 | 1978-09-22 | Mitsui Toatsu Chem Inc | Preparation of nucleosides and nucleotides |
DE2721466A1 (de) * | 1977-05-12 | 1978-11-16 | Robugen Gmbh | Verfahren zur herstellung von 2'-desoxyribofuranosylnucleosiden |
US4195176A (en) * | 1977-10-11 | 1980-03-25 | Warner-Lambert Company | Imidazole compounds, methods for their production and conversion of said compounds into (R)-3-(2-deoxy-β-D-erythro-pentofuranosyl)-3,6,7,8-tetrahydroimidazol[4,5-d][1,3]diazepin-8-ol |
DE2757365A1 (de) * | 1977-12-20 | 1979-06-21 | Schering Ag | Neues verfahren zur herstellung von nucleosiden |
JPH029511U (US07608600-20091027-C00024.png) * | 1988-06-21 | 1990-01-22 | ||
CA2091732C (en) * | 1992-07-08 | 1998-07-21 | Anica Markovac | A process for the preparation of 2-fluoro-9-(2,3,5-tri-o-benzyl-beta-d-arabinofuranosyl) adenine |
JPH07276137A (ja) * | 1994-03-31 | 1995-10-24 | Osaka Diamond Ind Co Ltd | 切削・研削用工具 |
DE19513330A1 (de) * | 1995-04-03 | 1996-10-10 | Schering Ag | Neues Verfahren zur Herstellung von Nucleosiden |
US7038038B2 (en) * | 2003-03-17 | 2006-05-02 | Pharmion Corporation | Synthesis of 5-azacytidine |
US6943249B2 (en) * | 2003-03-17 | 2005-09-13 | Ash Stevens, Inc. | Methods for isolating crystalline Form I of 5-azacytidine |
US6887855B2 (en) * | 2003-03-17 | 2005-05-03 | Pharmion Corporation | Forms of 5-azacytidine |
CN1812995A (zh) | 2003-04-28 | 2006-08-02 | 艾登尼科斯(开曼)有限公司 | 工业化规模的核苷合成 |
MXPA06000162A (es) | 2003-06-30 | 2006-03-21 | Idenix Cayman Ltd | Sintesis de ?-l-2-desoxinucleosidos. |
AT502635A1 (de) * | 2005-11-09 | 2007-05-15 | Saischek Und Partner Meg | Neue 1,3-dithioverbindungen, verfahren zu deren herstellung und ihre verwendung |
EP2048151A1 (en) * | 2007-10-10 | 2009-04-15 | Cilag AG | Method for producing nucleosides by direct glycosylation of the nucleoside base |
EP2050757A1 (en) * | 2007-10-10 | 2009-04-22 | Cilag AG | Method of producing 2' -deoxy-5-azacytidine (Decitabine) |
SI2299984T1 (sl) | 2008-05-15 | 2019-04-30 | Celgene Corporation | Oralne formulacije analogov citidina in postopki njihove uporabe |
EP2321302B1 (en) * | 2008-08-01 | 2014-10-29 | Dr. Reddy's Laboratories Ltd. | Azacitidine process and polymorphs |
EP2324042B1 (en) * | 2008-08-06 | 2012-11-28 | Sicor, Inc. | Process for preparing azacytidine intermediate |
US8212021B2 (en) * | 2008-08-08 | 2012-07-03 | Scinopharm Taiwan, Ltd. | Process for making 5-azacytosine nucleosides and their derivatives |
AR076418A1 (es) * | 2009-04-27 | 2011-06-08 | Reddys Lab Inc Dr | Preparacion de decitabina |
AU2012236476A1 (en) | 2011-03-31 | 2013-05-02 | Celgene International Sarl | Systhesis of 5-azacytidine |
CN108239128B (zh) * | 2016-12-23 | 2019-03-29 | 江苏奥赛康药业股份有限公司 | β-核苷类化合物的制备方法 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3354160A (en) * | 1965-07-22 | 1967-11-21 | Hoffmann La Roche | Tri-lower alkyl-silyl-5-fluoropyrimidines |
US3352849A (en) * | 1965-10-24 | 1967-11-14 | Merck & Co Inc | 6-aza-2'-deoxyuridines |
CH541566A (de) * | 1969-04-11 | 1973-09-15 | Schering Ag | Verfahren zur Herstellung von Nucleosiden |
DE2122991C2 (de) * | 1971-05-04 | 1982-06-09 | Schering Ag, 1000 Berlin Und 4619 Bergkamen | Verfahren zur Herstellung von Cytosin- und 6-Azacytosinnucleosiden |
-
1975
- 1975-02-24 DE DE19752508312 patent/DE2508312A1/de active Granted
-
1976
- 1976-02-18 NL NL7601625A patent/NL7601625A/xx not_active Application Discontinuation
- 1976-02-23 US US05/660,675 patent/US4082911A/en not_active Expired - Lifetime
- 1976-02-23 LU LU74411A patent/LU74411A1/xx unknown
- 1976-02-23 SE SE7602109A patent/SE7602109L/xx unknown
- 1976-02-23 GB GB767006A patent/GB1542442A/en not_active Expired
- 1976-02-23 CA CA246,368A patent/CA1065315A/en not_active Expired
- 1976-02-24 FR FR7605030A patent/FR2301536A1/fr active Granted
- 1976-02-24 CH CH227476A patent/CH626093A5/de not_active IP Right Cessation
- 1976-02-24 BE BE164585A patent/BE838879A/xx not_active IP Right Cessation
- 1976-02-24 JP JP51019810A patent/JPS51125382A/ja active Granted
- 1976-02-24 DK DK77176A patent/DK138900C/da active
Cited By (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8299038B2 (en) | 2000-05-23 | 2012-10-30 | Idenix Pharmaceuticals, Inc. | Methods and compositions for treating hepatitis C virus |
US8343937B2 (en) | 2000-05-26 | 2013-01-01 | Idenix Pharmaceuticals, Inc. | Methods and compositions for treating flaviviruses and pestiviruses |
US7608600B2 (en) | 2002-06-28 | 2009-10-27 | Idenix Pharmaceuticals, Inc. | Modified 2′ and 3′-nucleoside prodrugs for treating Flaviviridae infections |
US7625875B2 (en) | 2002-06-28 | 2009-12-01 | Idenix Pharmaceuticals, Inc. | 2′ and 3′-nucleoside prodrugs for treating Flaviviridae infections |
US7635689B2 (en) | 2002-06-28 | 2009-12-22 | Idenix Pharmaceuticals, Inc. | Modified 2′ and 3′-nucleoside prodrugs for treating Flaviviridae infections |
US7662798B2 (en) | 2002-06-28 | 2010-02-16 | Idenix Pharmaceuticals, Inc. | 2′ and 3′-nucleoside prodrugs for treating Flaviviridae infections |
US7824851B2 (en) | 2002-11-15 | 2010-11-02 | Idenix Pharmaceuticals, Inc. | 2′-branched nucleosides and Flaviviridae mutation |
US8674085B2 (en) | 2002-11-15 | 2014-03-18 | Idenix Pharmaceuticals, Inc. | 2′-branched nucleosides and Flaviviridae mutation |
US7781576B2 (en) | 2005-12-23 | 2010-08-24 | Idenix Pharmaceuticals, Inc. | Process for preparing a synthetic intermediate for preparation of branched nucleosides |
Also Published As
Publication number | Publication date |
---|---|
JPS51125382A (en) | 1976-11-01 |
NL7601625A (nl) | 1976-08-26 |
DK138900B (da) | 1978-11-13 |
FR2301536B1 (US07608600-20091027-C00024.png) | 1979-07-27 |
LU74411A1 (US07608600-20091027-C00024.png) | 1976-08-13 |
DK77176A (da) | 1976-08-25 |
CA1065315A (en) | 1979-10-30 |
BE838879A (fr) | 1976-08-24 |
GB1542442A (en) | 1979-03-21 |
JPS6139318B2 (US07608600-20091027-C00024.png) | 1986-09-03 |
DK138900C (da) | 1979-04-30 |
FR2301536A1 (fr) | 1976-09-17 |
CH626093A5 (US07608600-20091027-C00024.png) | 1981-10-30 |
US4082911A (en) | 1978-04-04 |
SE7602109L (sv) | 1976-08-25 |
DE2508312A1 (de) | 1976-09-02 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
D2 | Grant after examination | ||
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |