RO87387B - Procedeu pentru prepararea unor n2-acil-9-(1,3-dixidroxi-2-propoximetil)-guanine - Google Patents
Procedeu pentru prepararea unor n2-acil-9-(1,3-dixidroxi-2-propoximetil)-guanineInfo
- Publication number
- RO87387B RO87387B RO112367A RO11236782A RO87387B RO 87387 B RO87387 B RO 87387B RO 112367 A RO112367 A RO 112367A RO 11236782 A RO11236782 A RO 11236782A RO 87387 B RO87387 B RO 87387B
- Authority
- RO
- Romania
- Prior art keywords
- acyl
- carbon atoms
- propoxymethyl
- dihydroxy
- degrees
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D473/00—Heterocyclic compounds containing purine ring systems
- C07D473/02—Heterocyclic compounds containing purine ring systems with oxygen, sulphur, or nitrogen atoms directly attached in positions 2 and 6
- C07D473/18—Heterocyclic compounds containing purine ring systems with oxygen, sulphur, or nitrogen atoms directly attached in positions 2 and 6 one oxygen and one nitrogen atom, e.g. guanine
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D473/00—Heterocyclic compounds containing purine ring systems
-
- 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
- A61P31/20—Antivirals for DNA viruses
- A61P31/22—Antivirals for DNA viruses for herpes viruses
-
- 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
Abstract
Inventia se refera la un procedeu pentru prepararea unor N la puterea 2-acil-9-(1,3-dihidroxi-2-propoximetil)-guanine cu formula generala I: (vezi formula) în care radicalul R reprezinta o grupare acil, R1CO, în care R1 reprezinta o catena hidrocarbonata normala sau ramificata care contine un numar de la unu pîna la zece atomi de carbon, conform caruia, compusii cu formula generala II: (vezi formula) în care radicalul R este definit ca mai sus si radicalul R2 reprezinta o grupare de protectie si anume gruparea benzil substituita în mod facultativ cu una sau doua grupari alcoxi, cu grupari alchil inferior avînd catena hidrocarbonata normala sau ramificata continînd un numar de la unu pîna la patru atomi de carbon se dezalchileaza prin hidrogenare catalitica pe catalizator de paladiu, platina, rodiu sau nichel, pe suport de carbune, într-o solutie apoasa a unui alcool alifatic cu 1 la 4 atomi de carbon, la temperaturi între 0 degree si 50 degree C si presiuni între 1 si 15 at.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US06267210 US4355032B2 (en) | 1981-05-21 | 1981-05-21 | 9-(1,3-dihydroxy-2-propoxymethyl)guanine as antiviral agent |
Publications (2)
Publication Number | Publication Date |
---|---|
RO87387B true RO87387B (ro) | 1985-08-31 |
RO87387A RO87387A (ro) | 1985-08-31 |
Family
ID=23017790
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
RO107610A RO84860B (ro) | 1981-05-21 | 1982-05-20 | Procedeu pentru prepararea 9-(1, 3-dihidroxi-2-propeximetil)-guaninei |
RO82112367A RO87387A (ro) | 1981-05-21 | 1982-05-20 | Procedeu pentru prepararea unor n2-acil(1,3-dixidroxi-2-propoximetil)guanine |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
RO107610A RO84860B (ro) | 1981-05-21 | 1982-05-20 | Procedeu pentru prepararea 9-(1, 3-dihidroxi-2-propeximetil)-guaninei |
Country Status (33)
Country | Link |
---|---|
US (1) | US4355032B2 (ro) |
EP (1) | EP0066208B1 (ro) |
JP (2) | JPS57203086A (ro) |
KR (1) | KR890004663B1 (ro) |
AR (1) | AR244227A1 (ro) |
AT (1) | ATE15899T1 (ro) |
AU (1) | AU572086B2 (ro) |
BR (1) | BR8202931A (ro) |
CA (3) | CA1305141C (ro) |
CS (4) | CS235043B2 (ro) |
DD (2) | DD213218A5 (ro) |
DE (1) | DE3266644D1 (ro) |
DK (2) | DK150304C (ro) |
ES (7) | ES512414A0 (ro) |
FI (1) | FI73682C (ro) |
GR (1) | GR76459B (ro) |
HK (1) | HK67088A (ro) |
HU (2) | HU186514B (ro) |
IE (1) | IE53731B1 (ro) |
IL (1) | IL65836A (ro) |
IN (1) | IN156469B (ro) |
LU (1) | LU88334I2 (ro) |
MY (1) | MY8700793A (ro) |
NL (2) | NL930022I1 (ro) |
NO (2) | NO161740C (ro) |
NZ (1) | NZ200691A (ro) |
PH (1) | PH17975A (ro) |
PL (4) | PL136579B1 (ro) |
PT (1) | PT74934B (ro) |
RO (2) | RO84860B (ro) |
SG (1) | SG81687G (ro) |
SU (1) | SU1176841A3 (ro) |
ZA (1) | ZA823532B (ro) |
Families Citing this family (73)
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US5157120A (en) * | 1980-09-16 | 1992-10-20 | Syntex (U.S.A.) Inc. | Guanine derivatives |
US4508898A (en) * | 1980-09-16 | 1985-04-02 | Ogilvie Kelvin K | Antiviral triazine compounds |
US4347360A (en) * | 1980-09-16 | 1982-08-31 | Ens Bio Logicals Inc. | Ring open nucleoside analogues |
US4507305A (en) * | 1981-05-21 | 1985-03-26 | Syntex (U.S.A.) Inc. | 9-(1,3-Dihydroxy-2-propoxymethyl)guanine as antiviral agent |
US4423050A (en) * | 1981-05-21 | 1983-12-27 | Syntex (U.S.A.) Inc. | 9-(1,3-Dihydroxy-2-propoxymethyl)guanine as antiviral agent |
GB2104070B (en) * | 1981-08-11 | 1985-08-14 | Wellcome Found | Purines |
NZ201662A (en) * | 1981-08-26 | 1986-07-11 | Merck & Co Inc | 9-(1,3-(and 2,3)-dihydroxy-1-(and 2)-propoxy-methyl)guanine derivatives and methods for their preparation |
SU1537138A3 (ru) * | 1982-02-01 | 1990-01-15 | Синтекс (Ю.С.А.) Инк (Фирма) | Способ получени производных пуринов или их солей |
US5250535A (en) * | 1982-02-01 | 1993-10-05 | Syntex Inc. | Substituted 9-(1 or 3-monoacyloxy or 1,3-diacyloxy-2-propoxymethyl) purines as antiviral agent |
US4902678A (en) * | 1982-02-12 | 1990-02-20 | Syntex (U.S.A.) Inc. | Anti-viral compositions |
US4609662A (en) * | 1982-10-14 | 1986-09-02 | Burroughs Wellcome Co. | Method for using purine derivatives |
US4462986A (en) * | 1982-11-04 | 1984-07-31 | Ens Bio Logicals, Inc. | Synergistic anti-herpes compositions |
US4814335A (en) * | 1982-12-30 | 1989-03-21 | Biomeasure, Incorporated | Antiviral compounds |
US4461757A (en) * | 1983-02-23 | 1984-07-24 | Ens Bio Logicals Inc. | Dimethylaminomethylenated anti-herpes compounds |
US5047533A (en) * | 1983-05-24 | 1991-09-10 | Sri International | Acyclic purine phosphonate nucleotide analogs |
US4880820A (en) * | 1983-06-24 | 1989-11-14 | Merck & Co., Inc. | Guanine derivatives |
GB8320308D0 (en) * | 1983-07-28 | 1983-09-01 | Wellcome Found | Antiviral combinations |
EP0138683A3 (en) * | 1983-09-30 | 1988-01-20 | Merck & Co. Inc. | Purine derivatives, their application in anti-viral compositions |
US4897479A (en) * | 1983-09-30 | 1990-01-30 | Merck & Co., Inc. | Arylsulfonyloxy purine intermediates |
US4806642A (en) * | 1984-10-05 | 1989-02-21 | Warner-Lambert Company | Purine derivatives |
IE842642L (en) * | 1983-10-31 | 1985-04-30 | Harvard College | Purine Derivatives |
IL73682A (en) * | 1983-12-20 | 1991-08-16 | Medivir Ab | Antiviral pharmaceutical compositions containing 9-hydroxy aliphatic derivatives of guanine,some new such derivatives and process for their preparation |
US4621140A (en) * | 1984-02-23 | 1986-11-04 | Syntex (U.S.A.) Inc. | Process for preparing 2,6-substituted-9-(1,3-dihydroxy-2-propoxymethyl)-purines and certain derivatives |
US4579849A (en) * | 1984-04-06 | 1986-04-01 | Merck & Co., Inc. | N-alkylguanine acyclonucleosides as antiviral agents |
WO1986000901A1 (en) * | 1984-07-20 | 1986-02-13 | Gauntt Charles O | Immunoregulatory and anti-viral compound |
CA1330797C (en) * | 1984-12-12 | 1994-07-19 | David J. Morgans, Jr. | Alkoxy methyl ether and alkoxy methyl ester derivatives |
SE8406538D0 (sv) | 1984-12-21 | 1984-12-21 | Astra Laekemedel Ab | Novel derivatives of purine |
US4642346A (en) * | 1985-06-24 | 1987-02-10 | Syntex (U.S.A.) Inc. | Anhydrous crystalline 9-(1,3-dihydroxy-2-propoxymethyl)guanine |
US4863927A (en) * | 1987-05-11 | 1989-09-05 | Merck & Co., Inc. | 1-(2-hydroxymethyl)cycloalkylmethyl)-5-substituted uracils |
JP2788084B2 (ja) * | 1988-12-19 | 1998-08-20 | ザ ウエルカム フアウンデーシヨン リミテツド | 抗ウイルス化合物 |
US5068119A (en) * | 1990-09-28 | 1991-11-26 | Nabisco Brands, Inc. | Acid-hydrolyzable ester derivatives as low calorie fat mimetics |
GB2260319B (en) | 1991-10-07 | 1995-12-06 | Norsk Hydro As | Acyl derivatives of nucleosides and nucleoside analogues having anti-viral activity |
EP0705264B1 (en) * | 1993-06-23 | 1999-04-07 | Merrell Pharmaceuticals Inc. | Carbo-acyclic nucleoside derivatives as antiviral and antineoplastic agents |
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US6083953A (en) * | 1994-07-28 | 2000-07-04 | Syntex (U.S.A.) Inc. | 2- (2-amino-1,6-dihydro-6-oxo-purin-9-yl) methoxy-1,3- propanediol derivative |
US5565565A (en) | 1994-08-04 | 1996-10-15 | Syntex (U.S.A.) Inc. | Preparation of N-9 substituted guanine compounds |
US5627185A (en) * | 1994-11-23 | 1997-05-06 | Gosselin; Gilles | Acyclovir derivatives as antiviral agents |
US5840763A (en) * | 1994-12-12 | 1998-11-24 | Smithkline Beecham Plc | Treatment of a latent infection of herpes viruses |
DE19536164A1 (de) * | 1995-09-28 | 1997-04-03 | Boehringer Ingelheim Kg | Verbessertes Verfahren zur Herstellung von 9-[(2-Hyroxyethoxy)methyl]guanin (Acyclovir) |
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US5840890A (en) * | 1996-01-26 | 1998-11-24 | Syntex (U.S.A.) Inc. | Process for preparing a 2-(2-amino-1,6-dihydro-6-oxo-purin-9-yl)methoxy-1,3-propanediol derivative |
US5700936A (en) * | 1996-01-26 | 1997-12-23 | Syntex (U.S.A.) Inc. | Process for preparing a 2-(2-amino-1,6-dihydro-6-oxo-purin-9-yl) methoxy-1,3-propanediol valinate |
IN179493B (ro) * | 1996-02-22 | 1997-10-11 | Lupin Laboraties Ltd | |
EP0976751A1 (en) * | 1996-04-09 | 2000-02-02 | Lupin Laboratories Limited | A process for the isomerisation of an N-7 isomer into an N-9 isomer useful in the synthesis of acyclic nucleosides |
US5852208A (en) * | 1996-08-30 | 1998-12-22 | Dixie Chemical Company, Inc. | Method of producing compounds containing acyloxyalkoxy groups from alcohols |
CN1091445C (zh) * | 1999-12-29 | 2002-09-25 | 湖北省医药工业研究院 | 抗病毒药物中间体、它们的制备及应用 |
EP2266590A3 (en) | 2002-02-22 | 2011-04-20 | Shire LLC | Active agent delivery sytems and methods for protecting and administering active agents |
WO2004037263A1 (en) * | 2002-10-22 | 2004-05-06 | Ranbaxy Laboratories Limited | Pharmaceutical compositions of ganciclovir |
US20060142574A1 (en) * | 2002-10-31 | 2006-06-29 | Babu Jayachandra S | Process for the preparation of ganciclovir |
US7078524B2 (en) * | 2002-11-22 | 2006-07-18 | Ranbaxy Laboratories Limited | Process for the synthesis of ganciclovir |
EP1923063A3 (en) * | 2003-01-14 | 2009-04-08 | Gilead Sciences, Inc. | Compositions and methods for combination antiviral therapy |
ITMI20031202A1 (it) * | 2003-06-13 | 2004-12-14 | Lyogen Ltd | Forma di cristallina del ganciclovir |
RU2006109365A (ru) * | 2003-08-28 | 2007-10-10 | Рэнбакси Лабораториз Лимитед (In) | Аморфный гидрохлорид валганцикловира |
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AU2009329872B2 (en) | 2008-12-23 | 2016-07-07 | Gilead Pharmasset Llc | Synthesis of purine nucleosides |
CN101851239B (zh) * | 2009-04-03 | 2012-11-28 | 上海益威实业有限公司 | 一种更昔洛韦的回收方法 |
EP2752422B1 (en) | 2010-03-31 | 2017-08-16 | Gilead Pharmasset LLC | Stereoselective synthesis of phosphorus containing actives |
US9550803B2 (en) * | 2011-05-06 | 2017-01-24 | University Of Southern California | Method to improve antiviral activity of nucleotide analogue drugs |
CN102627643B (zh) * | 2012-04-10 | 2014-01-08 | 常州康丽制药有限公司 | 更昔洛韦的精制方法 |
WO2014068265A1 (en) | 2012-10-29 | 2014-05-08 | Cipla Limited | Antiviral phosphonate analogues and process for preparation thereof |
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CN103059023B (zh) * | 2012-12-31 | 2015-09-30 | 浙江车头制药股份有限公司 | 一种制备更昔洛韦晶型ⅱ的方法 |
US9486530B1 (en) | 2013-08-30 | 2016-11-08 | Exela Pharma Sciences, LLC | Ganciclovir compositions and related methods |
WO2021209563A1 (en) | 2020-04-16 | 2021-10-21 | Som Innovation Biotech, S.A. | Compounds for use in the treatment of viral infections by respiratory syndrome-related coronavirus |
CN113476413B (zh) * | 2021-08-09 | 2022-06-28 | 海南海灵化学制药有限公司 | 一种注射用更昔洛韦钠冻干粉的制备方法 |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1523865A (en) * | 1974-09-02 | 1978-09-06 | Wellcome Found | Purine compunds and salts thereof |
US4199574A (en) * | 1974-09-02 | 1980-04-22 | Burroughs Wellcome Co. | Methods and compositions for treating viral infections and guanine acyclic nucleosides |
US4060616A (en) * | 1976-03-01 | 1977-11-29 | Burroughs Wellcome Co. | Purine derivatives with repeating unit |
US4221910A (en) * | 1978-09-15 | 1980-09-09 | Newport Pharmaceuticals International, Inc. | 9-(Hydroxy alkyl)purines |
US4347360A (en) * | 1980-09-16 | 1982-08-31 | Ens Bio Logicals Inc. | Ring open nucleoside analogues |
AU7938482A (en) * | 1980-12-22 | 1982-07-20 | Astra Lakemedel Aktiebolag | Novel derivatives of guanine |
GB2104070B (en) * | 1981-08-11 | 1985-08-14 | Wellcome Found | Purines |
-
1981
- 1981-05-21 US US06267210 patent/US4355032B2/en not_active Expired - Lifetime
-
1982
- 1982-05-19 EP EP82104433A patent/EP0066208B1/en not_active Expired
- 1982-05-19 DE DE8282104433T patent/DE3266644D1/de not_active Expired
- 1982-05-19 DK DK227782A patent/DK150304C/da not_active IP Right Cessation
- 1982-05-19 AT AT82104433T patent/ATE15899T1/de active
- 1982-05-19 NO NO821676A patent/NO161740C/no not_active IP Right Cessation
- 1982-05-20 NZ NZ200691A patent/NZ200691A/en unknown
- 1982-05-20 JP JP57085655A patent/JPS57203086A/ja active Granted
- 1982-05-20 IN IN564/CAL/82A patent/IN156469B/en unknown
- 1982-05-20 IE IE1210/82A patent/IE53731B1/en active Protection Beyond IP Right Term
- 1982-05-20 AU AU83892/82A patent/AU572086B2/en not_active Expired
- 1982-05-20 GR GR68199A patent/GR76459B/el unknown
- 1982-05-20 PL PL1982246770A patent/PL136579B1/pl unknown
- 1982-05-20 PH PH27320A patent/PH17975A/en unknown
- 1982-05-20 IL IL65836A patent/IL65836A/xx not_active IP Right Cessation
- 1982-05-20 CS CS834403A patent/CS235043B2/cs unknown
- 1982-05-20 RO RO107610A patent/RO84860B/ro unknown
- 1982-05-20 CA CA000604470A patent/CA1305141C/en not_active Expired - Lifetime
- 1982-05-20 CA CA000495721A patent/CA1305140C/en not_active Expired - Lifetime
- 1982-05-20 PL PL1982242100A patent/PL136637B1/pl unknown
- 1982-05-20 PL PL1982242101A patent/PL136004B1/pl unknown
- 1982-05-20 CA CA000403368A patent/CA1305139C/en not_active Expired - Lifetime
- 1982-05-20 CS CS834404A patent/CS235044B2/cs unknown
- 1982-05-20 PL PL1982236521A patent/PL136332B1/pl unknown
- 1982-05-20 CS CS823735A patent/CS235018B2/cs unknown
- 1982-05-20 HU HU821614A patent/HU186514B/hu unknown
- 1982-05-20 PT PT74934A patent/PT74934B/pt unknown
- 1982-05-20 ES ES512414A patent/ES512414A0/es active Granted
- 1982-05-20 SU SU823443852A patent/SU1176841A3/ru active
- 1982-05-20 CS CS834402A patent/CS235042B2/cs unknown
- 1982-05-20 KR KR8202204A patent/KR890004663B1/ko active
- 1982-05-20 BR BR8202931A patent/BR8202931A/pt unknown
- 1982-05-20 HU HU844011A patent/HU188000B/hu unknown
- 1982-05-20 FI FI821794A patent/FI73682C/fi not_active IP Right Cessation
- 1982-05-20 AR AR82289466A patent/AR244227A1/es active
- 1982-05-20 RO RO82112367A patent/RO87387A/ro unknown
- 1982-05-21 DD DD82256251A patent/DD213218A5/de not_active IP Right Cessation
- 1982-05-21 DD DD82240075A patent/DD203052A5/de not_active IP Right Cessation
- 1982-05-21 ZA ZA823532A patent/ZA823532B/xx unknown
-
1983
- 1983-03-22 ES ES520849A patent/ES520849A0/es active Granted
- 1983-08-12 ES ES524900A patent/ES8601204A1/es not_active Expired
- 1983-08-12 ES ES524899A patent/ES524899A0/es active Granted
- 1983-11-03 DK DK504183A patent/DK149001C/da not_active IP Right Cessation
-
1984
- 1984-02-01 ES ES529383A patent/ES8606869A1/es not_active Expired
- 1984-02-01 ES ES529384A patent/ES8701496A1/es not_active Expired
- 1984-06-28 ES ES533821A patent/ES533821A0/es active Granted
-
1987
- 1987-10-09 SG SG816/87A patent/SG81687G/en unknown
- 1987-12-30 MY MY793/87A patent/MY8700793A/xx unknown
-
1988
- 1988-08-25 HK HK670/88A patent/HK67088A/xx not_active IP Right Cessation
-
1991
- 1991-04-16 JP JP3084045A patent/JPH04217983A/ja active Granted
-
1993
- 1993-03-23 NL NL9300022C patent/NL930022I1/nl unknown
- 1993-06-24 LU LU88334C patent/LU88334I2/fr unknown
- 1993-07-01 NL NL930139C patent/NL930139I2/nl unknown
-
1994
- 1994-07-29 NO NO1994005C patent/NO1994005I1/no unknown
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