ZA842510B - Process for the preparation of symmetrical,1,4-dihydropyridinedicarboxylic esters - Google Patents
Process for the preparation of symmetrical,1,4-dihydropyridinedicarboxylic estersInfo
- Publication number
- ZA842510B ZA842510B ZA842510A ZA842510A ZA842510B ZA 842510 B ZA842510 B ZA 842510B ZA 842510 A ZA842510 A ZA 842510A ZA 842510 A ZA842510 A ZA 842510A ZA 842510 B ZA842510 B ZA 842510B
- Authority
- ZA
- South Africa
- Prior art keywords
- formula
- see diagramm
- symmetrical
- preparation
- dihydropyridinedicarboxylic
- Prior art date
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)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Pyridine Compounds (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
- Manufacture Of Tobacco Products (AREA)
- Steroid Compounds (AREA)
- Air Supply (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Preparation Of Compounds By Using Micro-Organisms (AREA)
- Diaphragms For Electromechanical Transducers (AREA)
- Magnetic Ceramics (AREA)
- Ultra Sonic Daignosis Equipment (AREA)
- Mechanical Coupling Of Light Guides (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE3312216A DE3312216A1 (de) | 1983-04-05 | 1983-04-05 | Verfahren zur herstellung von symmetrischen 1,4-dihydropyridincarbonsaeureestern |
Publications (1)
Publication Number | Publication Date |
---|---|
ZA842510B true ZA842510B (en) | 1984-11-28 |
Family
ID=6195495
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ZA842510A ZA842510B (en) | 1983-04-05 | 1984-04-04 | Process for the preparation of symmetrical,1,4-dihydropyridinedicarboxylic esters |
Country Status (18)
Country | Link |
---|---|
EP (1) | EP0124742B1 (fr) |
JP (1) | JPH0662564B2 (fr) |
KR (2) | KR840008647A (fr) |
AT (1) | ATE36849T1 (fr) |
AU (1) | AU558122B2 (fr) |
CA (1) | CA1234573A (fr) |
DE (2) | DE3312216A1 (fr) |
DK (1) | DK160488C (fr) |
ES (1) | ES531236A0 (fr) |
FI (1) | FI78471C (fr) |
GR (1) | GR81898B (fr) |
HU (1) | HU192546B (fr) |
IE (1) | IE57181B1 (fr) |
IL (1) | IL71425A (fr) |
NO (1) | NO166178C (fr) |
PH (1) | PH20992A (fr) |
PT (1) | PT78365B (fr) |
ZA (1) | ZA842510B (fr) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3312283A1 (de) * | 1983-04-05 | 1984-10-18 | Bayer Ag, 5090 Leverkusen | Verfahren zur herstellung von unsymmetrischen 1,4-dihydropyridincarbonsaeureestern |
DE3508533A1 (de) * | 1985-03-09 | 1986-09-11 | Bayer Ag, 5090 Leverkusen | Verfahren zur herstellung von benzylidenverbindungen |
US4771057A (en) * | 1986-02-03 | 1988-09-13 | University Of Alberta | Reduced pyridyl derivatives with cardiovascular regulating properties |
DE4423445A1 (de) * | 1994-07-05 | 1996-01-11 | Bayer Ag | Katalysatorverfahren zur Herstellung von Nifedipin |
DE19727350C1 (de) | 1997-06-27 | 1999-01-21 | Bayer Ag | Verfahren zur Herstellung von Nifedipin |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1670824C3 (de) * | 1967-03-20 | 1978-08-03 | Bayer Ag, 5090 Leverkusen | 1,4-Dihydropyridin-33-dicarbonsäurealkylester |
DE1792764C3 (de) * | 1967-03-20 | 1981-04-23 | Bayer Ag, 5090 Leverkusen | Coronarmittel |
DE2335466A1 (de) * | 1973-07-12 | 1975-01-30 | Bayer Ag | Alkoxyalkyl-1,4-dihydropyridine, verfahren zu ihrer herstellung sowie ihre verwendung als arzneimittel |
US4370334A (en) * | 1975-07-02 | 1983-01-25 | Fujisawa Pharmaceutical Co., Ltd. | 1,4-Dihydro-pyridine derivatives and methods of using same |
DE2549568C3 (de) * | 1975-11-05 | 1981-10-29 | Bayer Ag, 5090 Leverkusen | 2,6-Dimethyl-3-methoxycarbonyl-4- (2'-nitrophenyl)-1,4-dihydropyridin-5- carbonsäureisobutylester, mehrere Verfahren zu seiner Herstellung sowie ihn enthaltende Arzneimittel |
JPS5936896B2 (ja) * | 1976-10-21 | 1984-09-06 | 住友化学工業株式会社 | α−アセチル桂皮酸エステル誘導体、その製造法および該化合物よりなる除草剤 |
CA1117117A (fr) * | 1978-10-10 | 1982-01-26 | Fujisawa Pharmaceutical Co., Ltd. | Derives de la 2-methyl-dihydropyridine, methodes de preparation, et composition pharmaceutique de ces derives |
JPS5529990A (en) * | 1979-03-19 | 1980-03-03 | Wako Pure Chem Ind Ltd | Activity measurement of monoamine oxidase (mao) |
-
1983
- 1983-04-05 DE DE3312216A patent/DE3312216A1/de not_active Withdrawn
-
1984
- 1984-03-22 NO NO841142A patent/NO166178C/no not_active IP Right Cessation
- 1984-03-26 DE DE8484103304T patent/DE3473756D1/de not_active Expired
- 1984-03-26 AT AT84103304T patent/ATE36849T1/de not_active IP Right Cessation
- 1984-03-26 EP EP84103304A patent/EP0124742B1/fr not_active Expired
- 1984-04-02 IL IL71425A patent/IL71425A/xx not_active IP Right Cessation
- 1984-04-02 JP JP59063438A patent/JPH0662564B2/ja not_active Expired - Lifetime
- 1984-04-03 FI FI841336A patent/FI78471C/fi not_active IP Right Cessation
- 1984-04-03 ES ES531236A patent/ES531236A0/es active Granted
- 1984-04-03 GR GR74294A patent/GR81898B/el unknown
- 1984-04-03 CA CA000451158A patent/CA1234573A/fr not_active Expired
- 1984-04-03 PT PT78365A patent/PT78365B/pt unknown
- 1984-04-03 PH PH30491A patent/PH20992A/en unknown
- 1984-04-04 DK DK178584A patent/DK160488C/da not_active IP Right Cessation
- 1984-04-04 KR KR1019840001767A patent/KR840008647A/ko not_active IP Right Cessation
- 1984-04-04 ZA ZA842510A patent/ZA842510B/xx unknown
- 1984-04-04 KR KR1019840001767A patent/KR900004038B1/ko not_active Application Discontinuation
- 1984-04-04 IE IE828/84A patent/IE57181B1/en not_active IP Right Cessation
- 1984-04-04 AU AU26416/84A patent/AU558122B2/en not_active Expired
- 1984-04-05 HU HU841337A patent/HU192546B/hu unknown
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