ZA968127B - Process for the preparation of (s)-beta-hydroxy-gamma-butyrolactone - Google Patents
Process for the preparation of (s)-beta-hydroxy-gamma-butyrolactoneInfo
- Publication number
- ZA968127B ZA968127B ZA968127A ZA968127A ZA968127B ZA 968127 B ZA968127 B ZA 968127B ZA 968127 A ZA968127 A ZA 968127A ZA 968127 A ZA968127 A ZA 968127A ZA 968127 B ZA968127 B ZA 968127B
- Authority
- ZA
- South Africa
- Prior art keywords
- butyrolactone
- gamma
- beta
- hydroxy
- preparation
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D307/00—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom
- C07D307/02—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings
- C07D307/26—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings having one double bond between ring members or between a ring member and a non-ring member
- C07D307/30—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings having one double bond between ring members or between a ring member and a non-ring member with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms
- C07D307/32—Oxygen atoms
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D307/00—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom
- C07D307/02—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings
- C07D307/26—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings having one double bond between ring members or between a ring member and a non-ring member
- C07D307/30—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings having one double bond between ring members or between a ring member and a non-ring member with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms
- C07D307/32—Oxygen atoms
- C07D307/33—Oxygen atoms in position 2, the oxygen atom being in its keto or unsubstituted enol form
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Furan Compounds (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Heterocyclic Carbon Compounds Containing A Hetero Ring Having Oxygen Or Sulfur (AREA)
- Seasonings (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT95RM000652A IT1276207B1 (it) | 1995-09-29 | 1995-09-29 | Procedimento per la preparazione del (s)-b-idrossi-gamma- butirrolattone |
Publications (1)
Publication Number | Publication Date |
---|---|
ZA968127B true ZA968127B (en) | 1997-04-21 |
Family
ID=11403592
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ZA968127A ZA968127B (en) | 1995-09-29 | 1996-09-27 | Process for the preparation of (s)-beta-hydroxy-gamma-butyrolactone |
Country Status (12)
Country | Link |
---|---|
US (1) | US5714619A (ko) |
EP (1) | EP0765876B1 (ko) |
JP (1) | JP4012588B2 (ko) |
KR (1) | KR100407645B1 (ko) |
AT (1) | ATE174333T1 (ko) |
CA (1) | CA2181012A1 (ko) |
DE (1) | DE69601116T2 (ko) |
DK (1) | DK0765876T3 (ko) |
ES (1) | ES2126969T3 (ko) |
GR (1) | GR3029537T3 (ko) |
IT (1) | IT1276207B1 (ko) |
ZA (1) | ZA968127B (ko) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
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 |
KR20010040838A (ko) | 1998-12-11 | 2001-05-15 | 고지마 아끼로, 오가와 다이스께 | 이미드 화합물 촉매를 이용한 유기 화합물의 제조법 |
KR20000065995A (ko) * | 1999-04-12 | 2000-11-15 | 박영구 | 키랄 3-히드록시-γ-부티로락톤의 제조방법 |
CN104961711B (zh) * | 2015-07-23 | 2017-03-08 | 沧州那瑞化学科技有限公司 | (s)‑3‑羟基四氢呋喃和(r)‑3‑羟基四氢呋喃的制备方法 |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3087325B2 (ja) * | 1991-02-21 | 2000-09-11 | チッソ株式会社 | 光学活性化合物とその製造法 |
IT1256705B (it) * | 1992-12-21 | 1995-12-12 | Sigma Tau Ind Farmaceuti | Procedimento per la preparazione di l-(-)-carnitina a partire da un prodotto di scarto avente opposta configurazione. |
IT1261230B (it) * | 1993-04-08 | 1996-05-09 | Sigma Tau Ind Farmaceuti | Procedimento migliorato per la preparazione di l-(-)-carnitina a partire da suoi precursori aventi opposta configurazione. |
IT1261231B (it) * | 1993-04-08 | 1996-05-09 | Sigma Tau Ind Farmaceuti | Procedimento migliorato per la preparazione di l-(-)-carnitina a partire da un prodotto di scarto avente opposta configurazione. |
IT1261489B (it) * | 1993-07-29 | 1996-05-23 | Sigma Tau Ind Farmaceuti | Procedimento per la produzione di r amminocarnitina e s amminocarnitina. |
US5473104A (en) * | 1994-09-13 | 1995-12-05 | Neurocrine Biosciences, Inc. | Process for the preparation of L-carnitine |
-
1995
- 1995-09-29 IT IT95RM000652A patent/IT1276207B1/it active IP Right Grant
-
1996
- 1996-07-11 US US08/678,684 patent/US5714619A/en not_active Expired - Fee Related
- 1996-07-11 CA CA002181012A patent/CA2181012A1/en not_active Abandoned
- 1996-07-18 EP EP96111567A patent/EP0765876B1/en not_active Expired - Lifetime
- 1996-07-18 AT AT96111567T patent/ATE174333T1/de not_active IP Right Cessation
- 1996-07-18 ES ES96111567T patent/ES2126969T3/es not_active Expired - Lifetime
- 1996-07-18 DE DE69601116T patent/DE69601116T2/de not_active Expired - Fee Related
- 1996-07-18 DK DK96111567T patent/DK0765876T3/da active
- 1996-07-23 KR KR1019960029667A patent/KR100407645B1/ko not_active IP Right Cessation
- 1996-08-01 JP JP20355396A patent/JP4012588B2/ja not_active Expired - Fee Related
- 1996-09-27 ZA ZA968127A patent/ZA968127B/xx unknown
-
1999
- 1999-03-01 GR GR990400632T patent/GR3029537T3/el unknown
Also Published As
Publication number | Publication date |
---|---|
DE69601116D1 (de) | 1999-01-21 |
ATE174333T1 (de) | 1998-12-15 |
JPH09110851A (ja) | 1997-04-28 |
ITRM950652A1 (it) | 1997-03-29 |
EP0765876B1 (en) | 1998-12-09 |
ITRM950652A0 (ko) | 1995-09-29 |
CA2181012A1 (en) | 1997-03-30 |
GR3029537T3 (en) | 1999-06-30 |
DK0765876T3 (da) | 1999-08-16 |
KR970015583A (ko) | 1997-04-28 |
EP0765876A1 (en) | 1997-04-02 |
DE69601116T2 (de) | 1999-05-06 |
IT1276207B1 (it) | 1997-10-27 |
US5714619A (en) | 1998-02-03 |
ES2126969T3 (es) | 1999-04-01 |
KR100407645B1 (ko) | 2004-03-18 |
JP4012588B2 (ja) | 2007-11-21 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
HK1030938A1 (en) | Process to produce oxazolidinones | |
HU895576D0 (en) | Improved fluoridation process | |
PT872481E (pt) | Derivado de depsipéptido, processo para a sua produção, e novos intermediários do mesmo | |
CA2243534A1 (en) | Process for the preparation of d-threo-(r,r)-methylphenidate and recycling of undesired enantiomers by epimerisation | |
CA2243542A1 (en) | Resolution of threo-methylphenidate | |
HU9200604D0 (en) | Method for producing substituted tetrahydro-pyridines | |
ZA968127B (en) | Process for the preparation of (s)-beta-hydroxy-gamma-butyrolactone | |
AU2130492A (en) | Process for setting a production-run ink profile | |
ES2087129T3 (es) | Sintesis enantioselectiva de antifoliatos. | |
EP0402322A3 (en) | Process for the production of r(+)-aminocarnitine and s(-)-amino-carnitine | |
AU2139792A (en) | Method for production of 2-amino-6-halogenopurine and synthesis intermediate therefor | |
WO1995021145A3 (en) | FERMENTATION PRODUCTION OF LONG CHAIN α,φ-DICARBOXYLIC ACIDS FROM ALKANES BY USE OF A MICROORGANISM | |
TW336231B (en) | Process for the preparation of (S)-B-hydroxy-butyrolactone | |
FI102083B (fi) | Menetelmä L-karnitiinin valmistamiseksi epäjatkuvasti mikrobiologista tietä | |
AU6559790A (en) | Process for the production of vinyl-gaba | |
HK1005723A1 (en) | Improved process for manufacturing l-(-)-carnitine from a waste product having opposite configuration | |
HK1021975A1 (en) | Process for producing (r)-3-hydroxy-4-butyrolactone useful for preparing (r)-carnitine | |
HUT56344A (en) | Process for producing 2,4,5-tribromopyrrol-3-carbonitrile derivatives | |
HU906357D0 (en) | Process for producing 3-aroyl-2-oxindole-1-carboxamide derivatives | |
ATE133656T1 (de) | Verfahren zur herstellung von 2-amino-5,6- dimethoxy tetralin | |
HU9200645D0 (en) | Glyceraldehyde-3-pentanide and method for producing it | |
FR2614297B1 (fr) | Procede de production de methyl-tertiobutyl-ether a partir de n-butenes. | |
HU905808D0 (en) | Process for producing crotone-betain-hydrochloride |