AU3271084A - Preparation of unsymmetrical 1,4-dihydropyridine dicarboxylic esters - Google Patents
Preparation of unsymmetrical 1,4-dihydropyridine dicarboxylic estersInfo
- Publication number
- AU3271084A AU3271084A AU32710/84A AU3271084A AU3271084A AU 3271084 A AU3271084 A AU 3271084A AU 32710/84 A AU32710/84 A AU 32710/84A AU 3271084 A AU3271084 A AU 3271084A AU 3271084 A AU3271084 A AU 3271084A
- Authority
- AU
- Australia
- Prior art keywords
- unsymmetrical
- preparation
- dicarboxylic esters
- dihydropyridine dicarboxylic
- dihydropyridine
- 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.)
- Granted
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C201/00—Preparation of esters of nitric or nitrous acid or of compounds containing nitro or nitroso groups bound to a carbon skeleton
- C07C201/06—Preparation of nitro compounds
- C07C201/12—Preparation of nitro compounds by reactions not involving the formation of nitro groups
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D211/00—Heterocyclic compounds containing hydrogenated pyridine rings, not condensed with other rings
- C07D211/04—Heterocyclic compounds containing hydrogenated pyridine rings, not condensed with other rings with only hydrogen or carbon atoms directly attached to the ring nitrogen atom
- C07D211/80—Heterocyclic compounds containing hydrogenated pyridine rings, not condensed with other rings with only hydrogen or carbon atoms directly attached to the ring nitrogen atom having two double bonds between ring members or between ring members and non-ring members
- C07D211/84—Heterocyclic compounds containing hydrogenated pyridine rings, not condensed with other rings with only hydrogen or carbon atoms directly attached to the ring nitrogen atom having two double bonds between ring members or between ring members and non-ring members with hetero atoms or with carbon atoms having three bonds to hetero atoms, with at the most one bond to halogen directly attached to ring carbon atoms
- C07D211/90—Carbon atoms having three bonds to hetero atoms with at the most one bond to halogen
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Hydrogenated Pyridines (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
- Catalysts (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19833312283 DE3312283A1 (en) | 1983-04-05 | 1983-04-05 | METHOD FOR PRODUCING UNBALANCED 1,4-DIHYDROPYRIDINE CARBONIC ACID ESTERS |
BE0/213599A BE900511A (en) | 1984-09-06 | 1984-09-06 | Asymmetrical di:hydro pyridine di:carboxylic ester(s) prodn. - from ylidene carboxylic ester and amino crotonic ester |
Publications (2)
Publication Number | Publication Date |
---|---|
AU3271084A true AU3271084A (en) | 1986-03-13 |
AU573252B2 AU573252B2 (en) | 1988-06-02 |
Family
ID=36816780
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AU32710/84A Expired AU573252B2 (en) | 1983-04-05 | 1984-09-04 | Preparation of unsymmetrical 1,4-dihydropyridine dicarboxylic esters |
Country Status (6)
Country | Link |
---|---|
EP (1) | EP0124743B1 (en) |
JP (1) | JPS59190969A (en) |
AU (1) | AU573252B2 (en) |
DE (1) | DE3312283A1 (en) |
HK (1) | HK38291A (en) |
SG (1) | SG30391G (en) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3741540A1 (en) * | 1987-12-08 | 1989-06-22 | Bayer Ag | METHOD FOR PRODUCING UNSYMMETRIC DIHYDROPYRIDINES |
CN1037178C (en) * | 1992-02-18 | 1998-01-28 | 山东新华制药厂 | Improved preparing method for dihydrogen pyridine |
IT1275939B1 (en) | 1995-03-20 | 1997-10-24 | Lusochimica Spa | PROCEDURE FOR THE PREPARATION OF 4 (NITROFENIL) DIIDROPIRIDINE |
US5977369A (en) * | 1995-12-28 | 1999-11-02 | Napp Technologies, Inc. | Process to prepare dihydropyridine and derivatives thereof |
IT1283793B1 (en) * | 1996-08-23 | 1998-04-30 | Lusochimica Spa | DIHYDROPYRIDINE PREPARATION PROCESS |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2210672C3 (en) * | 1972-03-06 | 1980-03-20 | Bayer Ag, 5090 Leverkusen | N-substituted asymmetrical 1 ^ -dihydropyridine-S ^ -dicarboxylic acid esters, process for their preparation and their use as medicaments |
DE2335466A1 (en) * | 1973-07-12 | 1975-01-30 | Bayer Ag | ALCOXY ALKYL-1,4-DIHYDROPYRIDINE, THE METHOD FOR THEIR MANUFACTURING AND THEIR USE AS A MEDICINAL PRODUCT |
DE2549568C3 (en) * | 1975-11-05 | 1981-10-29 | Bayer Ag, 5090 Leverkusen | 2,6-Dimethyl-3-methoxycarbonyl-4- (2'-nitrophenyl) -1,4-dihydropyridine-5-carboxylic acid isobutyl ester, several processes for its preparation and pharmaceuticals containing it |
DE2841667A1 (en) * | 1978-09-25 | 1980-04-10 | Bayer Ag | FLUORINE 1,4-DIHYDROPYRIDINE, METHOD FOR THE PRODUCTION THEREOF AND THEIR USE AS A MEDICINAL PRODUCT |
DE3312216A1 (en) * | 1983-04-05 | 1984-10-11 | Bayer Ag, 5090 Leverkusen | METHOD FOR PRODUCING SYMMETRIC 1,4-DIHYDROPYRIDINE CARBONIC ACID ESTERS |
-
1983
- 1983-04-05 DE DE19833312283 patent/DE3312283A1/en not_active Withdrawn
-
1984
- 1984-03-26 EP EP84103305A patent/EP0124743B1/en not_active Expired
- 1984-04-02 JP JP59063439A patent/JPS59190969A/en active Granted
- 1984-09-04 AU AU32710/84A patent/AU573252B2/en not_active Expired
-
1991
- 1991-04-26 SG SG30391A patent/SG30391G/en unknown
- 1991-05-16 HK HK382/91A patent/HK38291A/en not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
EP0124743A2 (en) | 1984-11-14 |
EP0124743B1 (en) | 1988-11-17 |
EP0124743A3 (en) | 1987-05-20 |
AU573252B2 (en) | 1988-06-02 |
SG30391G (en) | 1991-08-23 |
HK38291A (en) | 1991-05-24 |
DE3312283A1 (en) | 1984-10-18 |
JPH02349B2 (en) | 1990-01-08 |
JPS59190969A (en) | 1984-10-29 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
AU570037B2 (en) | N-phenylsulphonyl - n'pyrimidinyl - and - triazinyl-ureas | |
AU553415B2 (en) | 6-fluoro-1-4-dihydro-4-oxo-7-substituted piperazinyl- quinoline-3-carboxylic acids | |
AU4809785A (en) | Preparation of (threo)-1-aryl-2-acylamido-3-fluro-1-propanols | |
GB2158065B (en) | Dihydropyridines | |
PL246574A1 (en) | Method of manufacture of novel derivatives of 1,4-dihydropyridine | |
IL71036A0 (en) | Quinolonecarboxylic acids,their preparation and compositions containing them | |
PT78507A (en) | Dihydropyridines | |
GB8515413D0 (en) | 1 4-dihydropyridine derivatives | |
PL268618A1 (en) | The method of manufacture of 1,4-dihydropyridine derivatives | |
AU561213B2 (en) | 1, 4-dihydropyridine derivative | |
GB8429054D0 (en) | 1 4-dihydropyridine derivatives | |
AU573252B2 (en) | Preparation of unsymmetrical 1,4-dihydropyridine dicarboxylic esters | |
AU3153084A (en) | Pyridinyl-2-pyrimidinamines useful as cardiotonics and preparation thereof | |
AU7477587A (en) | Dihydropyridines | |
GB8314744D0 (en) | 2 6-disubstituted-1 4-dihydropyridine derivative | |
GB8417178D0 (en) | Preparation of 3 3 3-trifluoro-2-trifluoromethylpropene | |
GB8416629D0 (en) | Preparation of 3 11-dimethyl-2-nonacosanone | |
PT76290B (en) | Process for the preparation of 1,4-dihydropyridine-3,5-dicarbo-xylic acid ester | |
AU7815787A (en) | 1,4-dihydropyridines and isoquinoline carboxylates compositions | |
AU574347B2 (en) | Preparation of esters | |
ZA843030B (en) | Dihydropyridines | |
GB8314001D0 (en) | Preparation of alphahaloalkyl esters | |
GB2187737B (en) | Preparation of 2,6-dihalo-4-cyanophenol esters | |
IL72837A (en) | Preparation of unsymmetrical 1,4-dihydropyridine-dicarboxylic esters | |
AU2918684A (en) | Mono-and dicarboxylic acid esters |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PC | Assignment registered |
Owner name: BAYER HEALTHCARE AG Free format text: FORMER OWNER WAS: BAYER A.G. |