PH20992A - Process for the preparation of 1,4-dihydropyridine dicarboxylic esters - Google Patents
Process for the preparation of 1,4-dihydropyridine dicarboxylic estersInfo
- Publication number
- PH20992A PH20992A PH30491A PH30491A PH20992A PH 20992 A PH20992 A PH 20992A PH 30491 A PH30491 A PH 30491A PH 30491 A PH30491 A PH 30491A PH 20992 A PH20992 A PH 20992A
- Authority
- PH
- Philippines
- Prior art keywords
- formula
- see diagramm
- preparation
- degrees
- reaction
- 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)
- Mechanical Coupling Of Light Guides (AREA)
- Ultra Sonic Daignosis Equipment (AREA)
- Preparation Of Compounds By Using Micro-Organisms (AREA)
- Diaphragms For Electromechanical Transducers (AREA)
- Magnetic Ceramics (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Air Supply (AREA)
- Steroid Compounds (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 |
---|---|
PH20992A true PH20992A (en) | 1987-06-18 |
Family
ID=6195495
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PH30491A PH20992A (en) | 1983-04-05 | 1984-04-03 | Process for the preparation of 1,4-dihydropyridine dicarboxylic 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) | ES8501752A1 (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 |
---|---|---|---|---|
DE1792764C3 (de) * | 1967-03-20 | 1981-04-23 | Bayer Ag, 5090 Leverkusen | Coronarmittel |
DE1670824C3 (de) * | 1967-03-20 | 1978-08-03 | Bayer Ag, 5090 Leverkusen | 1,4-Dihydropyridin-33-dicarbonsäurealkylester |
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/ES8501752A1/es not_active Expired
- 1984-04-03 GR GR74294A patent/GR81898B/el unknown
- 1984-04-03 PH PH30491A patent/PH20992A/en unknown
- 1984-04-03 CA CA000451158A patent/CA1234573A/fr not_active Expired
- 1984-04-03 PT PT78365A patent/PT78365B/pt unknown
- 1984-04-04 ZA ZA842510A patent/ZA842510B/xx unknown
- 1984-04-04 KR KR1019840001767A patent/KR840008647A/ko not_active IP Right Cessation
- 1984-04-04 DK DK178584A patent/DK160488C/da not_active IP Right Cessation
- 1984-04-04 AU AU26416/84A patent/AU558122B2/en not_active Expired
- 1984-04-04 IE IE828/84A patent/IE57181B1/en not_active IP Right Cessation
- 1984-04-04 KR KR1019840001767A patent/KR900004038B1/ko not_active Application Discontinuation
- 1984-04-05 HU HU841337A patent/HU192546B/hu unknown
Also Published As
Similar Documents
Publication | Publication Date | Title |
---|---|---|
IE42643L (en) | 1, 4-dihydropyridinecarboxylic acid aralkyl esters. | |
JPS55164687A (en) | Novel maytansinoid compound and its preparation | |
JPS5762257A (en) | 1,4-dihydropyridine-3,5-dicarboxylic acid ester or its salt | |
ATE82279T1 (de) | Verfahren zur herstellung von 2-(imidazolin-2-yl)-pyridin- und -chinolin-3-carbonsaeuren. | |
PH20992A (en) | Process for the preparation of 1,4-dihydropyridine dicarboxylic esters | |
GB1465661A (en) | Stilbene derivatives | |
JPS5629544A (en) | Novel subtituted pentenoic acid* its manufacture* use in manufacture of substituted cyclopropane derivative and novel compound obtained therefrom | |
ES446691A1 (es) | Procedimiento para la preparacion de nuevos acidos 3-(4-bi- fenilil)-butiricos, sus esteres y amidas. | |
ES444563A1 (es) | Procedimiento para la preparacion de esteres poliglicidili- cos de acido policarboxilico. | |
GB1387908A (en) | Polymerisable anthranilic acid esters | |
ES8506257A1 (es) | Un procedimiento de preparar un nuevo ester de un acido acetico sustituido | |
DK322385D0 (da) | Fremgangsmaade til fremstilling af alkaloider | |
ES2045070T3 (es) | Procedimiento para la fabricacion de esteres asimetricos de dihidropiridinas. | |
DE59107093D1 (de) | Herstellung von acylaminomethanphosphonsäuren und acylaminomethanphosphinsäuren | |
ES8203841A1 (es) | Un procedimiento para la sintesis de derivados de 1,4 dihi- dropiridina | |
ES8505952A1 (es) | Procedimiento para la obtencion de 1, 4-dihidropiridinas asimetricas | |
DK410184A (da) | Fremgangsmaade til fremstilling af usymmetriske 1,4-dihydropyridindicarboxylsyreestere | |
ES8207140A1 (es) | Un procedimiento para preparar esteres de pirrol . | |
CA867388A (en) | 2,6-dimethyl-3,5-di(carboxylic acid ester)-1,4-dihydropyridine compounds | |
HUT38315A (en) | New process for preparing asymmetric esters of 1,4-dihydropyridine-dicarboxylic acid | |
ES400059A1 (es) | Un procedimiento para la preparacion de acido 5-n-pirril- salicilico. | |
ES434050A1 (es) | Procedimiento para la preparacion de un derivado de pirido-xina. |