HK1005723A1 - Improved process for manufacturing l-(-)-carnitine from a waste product having opposite configuration - Google Patents
Improved process for manufacturing l-(-)-carnitine from a waste product having opposite configurationInfo
- Publication number
- HK1005723A1 HK1005723A1 HK98104923A HK98104923A HK1005723A1 HK 1005723 A1 HK1005723 A1 HK 1005723A1 HK 98104923 A HK98104923 A HK 98104923A HK 98104923 A HK98104923 A HK 98104923A HK 1005723 A1 HK1005723 A1 HK 1005723A1
- Authority
- HK
- Hong Kong
- Prior art keywords
- carnitine
- manufacturing
- improved process
- waste product
- opposite configuration
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C229/00—Compounds containing amino and carboxyl groups bound to the same carbon skeleton
- C07C229/02—Compounds containing amino and carboxyl groups bound to the same carbon skeleton having amino and carboxyl groups bound to acyclic carbon atoms of the same carbon skeleton
- C07C229/04—Compounds containing amino and carboxyl groups bound to the same carbon skeleton having amino and carboxyl groups bound to acyclic carbon atoms of the same carbon skeleton the carbon skeleton being acyclic and saturated
- C07C229/22—Compounds containing amino and carboxyl groups bound to the same carbon skeleton having amino and carboxyl groups bound to acyclic carbon atoms of the same carbon skeleton the carbon skeleton being acyclic and saturated the carbon skeleton being further substituted by oxygen atoms
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C227/00—Preparation of compounds containing amino and carboxyl groups bound to the same carbon skeleton
- C07C227/14—Preparation of compounds containing amino and carboxyl groups bound to the same carbon skeleton from compounds containing already amino and carboxyl groups or derivatives thereof
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C227/00—Preparation of compounds containing amino and carboxyl groups bound to the same carbon skeleton
- C07C227/14—Preparation of compounds containing amino and carboxyl groups bound to the same carbon skeleton from compounds containing already amino and carboxyl groups or derivatives thereof
- C07C227/18—Preparation of compounds containing amino and carboxyl groups bound to the same carbon skeleton from compounds containing already amino and carboxyl groups or derivatives thereof by reactions involving amino or carboxyl groups, e.g. hydrolysis of esters or amides, by formation of halides, salts or esters
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C227/00—Preparation of compounds containing amino and carboxyl groups bound to the same carbon skeleton
- C07C227/30—Preparation of optical isomers
- C07C227/32—Preparation of optical isomers by stereospecific synthesis
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C323/00—Thiols, sulfides, hydropolysulfides or polysulfides substituted by halogen, oxygen or nitrogen atoms, or by sulfur atoms not being part of thio groups
- C07C323/64—Thiols, sulfides, hydropolysulfides or polysulfides substituted by halogen, oxygen or nitrogen atoms, or by sulfur atoms not being part of thio groups containing thio groups and sulfur atoms, not being part of thio groups, bound to the same carbon skeleton
- C07C323/66—Thiols, sulfides, hydropolysulfides or polysulfides substituted by halogen, oxygen or nitrogen atoms, or by sulfur atoms not being part of thio groups containing thio groups and sulfur atoms, not being part of thio groups, bound to the same carbon skeleton containing sulfur atoms of sulfo, esterified sulfo or halosulfonyl groups, bound to the carbon skeleton
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
ITRM930227A IT1261231B (it) | 1993-04-08 | 1993-04-08 | Procedimento migliorato per la preparazione di l-(-)-carnitina a partire da un prodotto di scarto avente opposta configurazione. |
Publications (1)
Publication Number | Publication Date |
---|---|
HK1005723A1 true HK1005723A1 (en) | 1999-01-22 |
Family
ID=11401705
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
HK98104923A HK1005723A1 (en) | 1993-04-08 | 1998-06-05 | Improved process for manufacturing l-(-)-carnitine from a waste product having opposite configuration |
Country Status (14)
Country | Link |
---|---|
US (1) | US5532410A (zh) |
EP (1) | EP0624568B1 (zh) |
JP (1) | JP3635102B2 (zh) |
KR (1) | KR100301952B1 (zh) |
AT (1) | ATE145641T1 (zh) |
CA (1) | CA2120812C (zh) |
DE (1) | DE69400978T2 (zh) |
DK (1) | DK0624568T3 (zh) |
ES (1) | ES2095144T3 (zh) |
GR (1) | GR3021790T3 (zh) |
HK (1) | HK1005723A1 (zh) |
IT (1) | IT1261231B (zh) |
TW (1) | TW284753B (zh) |
ZA (1) | ZA942429B (zh) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
IT1276207B1 (it) * | 1995-09-29 | 1997-10-27 | Sigma Tau Ind Farmaceuti | Procedimento per la preparazione del (s)-b-idrossi-gamma- butirrolattone |
IT1297120B1 (it) * | 1997-12-16 | 1999-08-03 | Sigma Tau Ind Farmaceuti | Procedimento per la produzione di (r)-3-idrossi-4-butirrolattone utile nella preparazione della (r)-carnitina |
IT1306184B1 (it) | 1999-08-05 | 2001-05-30 | Sigma Tau Ind Farmaceuti | Nitrilossi derivati della (r) e (s)-carnitina. |
EP2409965A1 (en) * | 2010-07-21 | 2012-01-25 | Lonza Ltd. | A process for the production of carnitine by cycloaddition |
CN108863845B (zh) * | 2018-08-21 | 2021-01-01 | 湖南大学 | 一种肟菌酯及其中间体的制备方法 |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3096368A (en) * | 1958-07-30 | 1963-07-02 | Process for preparing hydrolysis products of gamma-dimethyl amin-beta-hydroxybutyroni | |
IT1116037B (it) * | 1979-04-23 | 1986-02-10 | Sigma Tau Ind Farmaceuti | Esteri e ammidi di acil carnitine loro procedimenti di preparazione e loro uso terapeutico |
IT1144077B (it) * | 1980-01-29 | 1986-10-29 | Sigma Tau Ind Farmaceuti | Carnitinammidi di amminoacidi otticamente attivi e procedimento per la loro preparazione |
IT1136945B (it) * | 1981-03-18 | 1986-09-03 | Anic Spa | Processo per la preparazione di l-carnitina |
IT1191945B (it) * | 1986-06-04 | 1988-03-31 | Avantgarde Spa | N-alchilammidi della d(+)-carnitina dotate di attivita' antibatterica,procedimento per la loro preparazione e composizioni farmaceutiche e cosmetiche che le contengono |
JPH0291049A (ja) * | 1988-09-21 | 1990-03-30 | Lonza Ag | r―ブチロベタインの製造方法 |
IT1258370B (it) * | 1992-03-02 | 1996-02-26 | Sigma Tau Ind Farmaceuti | Esteri della l-carnitina e di acil l-carnitine dotati di attivita' miorilassante selettiva sull'apparato gastro-intestinale e composizioni farmaceutiche che li contengono. |
-
1993
- 1993-04-08 IT ITRM930227A patent/IT1261231B/it active IP Right Grant
-
1994
- 1994-03-31 DE DE69400978T patent/DE69400978T2/de not_active Expired - Lifetime
- 1994-03-31 EP EP94830151A patent/EP0624568B1/en not_active Expired - Lifetime
- 1994-03-31 AT AT94830151T patent/ATE145641T1/de not_active IP Right Cessation
- 1994-03-31 ES ES94830151T patent/ES2095144T3/es not_active Expired - Lifetime
- 1994-03-31 DK DK94830151.0T patent/DK0624568T3/da active
- 1994-04-04 US US08/224,513 patent/US5532410A/en not_active Expired - Lifetime
- 1994-04-07 JP JP06928794A patent/JP3635102B2/ja not_active Expired - Fee Related
- 1994-04-07 KR KR1019940007251A patent/KR100301952B1/ko not_active IP Right Cessation
- 1994-04-07 TW TW083103009A patent/TW284753B/zh active
- 1994-04-07 CA CA002120812A patent/CA2120812C/en not_active Expired - Fee Related
- 1994-04-08 ZA ZA942429A patent/ZA942429B/xx unknown
-
1996
- 1996-11-28 GR GR960402830T patent/GR3021790T3/el unknown
-
1998
- 1998-06-05 HK HK98104923A patent/HK1005723A1/xx not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
JPH06306028A (ja) | 1994-11-01 |
ZA942429B (en) | 1994-11-29 |
EP0624568A1 (en) | 1994-11-17 |
US5532410A (en) | 1996-07-02 |
ES2095144T3 (es) | 1997-02-01 |
DE69400978D1 (de) | 1997-01-09 |
GR3021790T3 (en) | 1997-02-28 |
TW284753B (zh) | 1996-09-01 |
DK0624568T3 (da) | 1996-12-16 |
ITRM930227A1 (it) | 1994-10-08 |
IT1261231B (it) | 1996-05-09 |
CA2120812C (en) | 2004-10-26 |
JP3635102B2 (ja) | 2005-04-06 |
CA2120812A1 (en) | 1994-10-09 |
KR100301952B1 (ko) | 2001-10-22 |
ITRM930227A0 (it) | 1993-04-08 |
EP0624568B1 (en) | 1996-11-27 |
ATE145641T1 (de) | 1996-12-15 |
DE69400978T2 (de) | 1997-04-03 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PC | Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee) |