IT1283793B1 - DIHYDROPYRIDINE PREPARATION PROCESS - Google Patents

DIHYDROPYRIDINE PREPARATION PROCESS

Info

Publication number
IT1283793B1
IT1283793B1 IT96MI001780A ITMI961780A IT1283793B1 IT 1283793 B1 IT1283793 B1 IT 1283793B1 IT 96MI001780 A IT96MI001780 A IT 96MI001780A IT MI961780 A ITMI961780 A IT MI961780A IT 1283793 B1 IT1283793 B1 IT 1283793B1
Authority
IT
Italy
Prior art keywords
preparation process
dihydropyridine preparation
dihydropyridine
preparation
Prior art date
Application number
IT96MI001780A
Other languages
Italian (it)
Inventor
Eugenio Castelli
Giuseppe Cascio
Elso Manghisi
Original Assignee
Lusochimica Spa
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Lusochimica Spa filed Critical Lusochimica Spa
Priority to IT96MI001780A priority Critical patent/IT1283793B1/en
Publication of ITMI961780A0 publication Critical patent/ITMI961780A0/it
Priority to PCT/EP1997/004172 priority patent/WO1998007698A1/en
Priority to AU38505/97A priority patent/AU3850597A/en
Priority to EP97935558A priority patent/EP0922031A1/en
Priority to JP10505637A priority patent/JP2000515855A/en
Priority to CA002263601A priority patent/CA2263601A1/en
Publication of ITMI961780A1 publication Critical patent/ITMI961780A1/en
Application granted granted Critical
Publication of IT1283793B1 publication Critical patent/IT1283793B1/en

Links

Classifications

    • 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)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Hydrogenated Pyridines (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Pyridine Compounds (AREA)
IT96MI001780A 1996-08-23 1996-08-23 DIHYDROPYRIDINE PREPARATION PROCESS IT1283793B1 (en)

Priority Applications (6)

Application Number Priority Date Filing Date Title
IT96MI001780A IT1283793B1 (en) 1996-08-23 1996-08-23 DIHYDROPYRIDINE PREPARATION PROCESS
PCT/EP1997/004172 WO1998007698A1 (en) 1996-08-23 1997-07-31 A process for the preparation of dihydropyridines
AU38505/97A AU3850597A (en) 1996-08-23 1997-07-31 A process for the preparation of dihydropyridines
EP97935558A EP0922031A1 (en) 1996-08-23 1997-07-31 A process for the preparation of dihydropyridines
JP10505637A JP2000515855A (en) 1996-08-23 1997-07-31 Method for producing dihydropyridines
CA002263601A CA2263601A1 (en) 1996-08-23 1997-07-31 A process for the preparation of dihydropyridines

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT96MI001780A IT1283793B1 (en) 1996-08-23 1996-08-23 DIHYDROPYRIDINE PREPARATION PROCESS

Publications (3)

Publication Number Publication Date
ITMI961780A0 ITMI961780A0 (en) 1996-08-23
ITMI961780A1 ITMI961780A1 (en) 1998-02-23
IT1283793B1 true IT1283793B1 (en) 1998-04-30

Family

ID=11374816

Family Applications (1)

Application Number Title Priority Date Filing Date
IT96MI001780A IT1283793B1 (en) 1996-08-23 1996-08-23 DIHYDROPYRIDINE PREPARATION PROCESS

Country Status (6)

Country Link
EP (1) EP0922031A1 (en)
JP (1) JP2000515855A (en)
AU (1) AU3850597A (en)
CA (1) CA2263601A1 (en)
IT (1) IT1283793B1 (en)
WO (1) WO1998007698A1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103467369B (en) * 2013-09-30 2015-11-04 山东新华制药股份有限公司 The preparation method of nimodipine impurity I
CN104177286A (en) * 2014-08-11 2014-12-03 广东东阳光药业有限公司 Preparation method for felodipine drugs

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2117573C3 (en) * 1971-04-10 1978-07-27 Bayer Ag, 5090 Leverkusen Process for the preparation of asymmetrical 1,4-dihydropyridine-3,5dicarboxylic acid esters, and their use as medicaments
US3932645A (en) * 1971-04-10 1976-01-13 Farbenfabriken Bayer Ag Pharmaceutical compositions containing unsymmetrical esters of 1,4-dihydropyridine 3,5-dicarboxylic acid
GB1409865A (en) * 1973-02-13 1975-10-15 Science Union & Cie Dihydropyridines derivatives their preparation and pharmaceu tical compositions containing them
SE429652B (en) * 1978-06-30 1983-09-19 Haessle Ab 2,6-dimethyl-4- (2,3-dichlorophenyl) -1,4-dihydropyridine-3,5-dicarboxylic acid 3-methyl 5-ethyl ester
DE3208628A1 (en) * 1982-03-10 1983-09-22 Bayer Ag, 5090 Leverkusen NEW COMPOUNDS, METHOD FOR THEIR PRODUCTION AND THEIR USE AS MEDICINAL PRODUCTS
DE3363743D1 (en) * 1982-07-22 1986-07-03 Pfizer Ltd Dihydropyridine anti-ischaemic and antihypertensive agents
DE3312283A1 (en) * 1983-04-05 1984-10-18 Bayer Ag, 5090 Leverkusen METHOD FOR PRODUCING UNBALANCED 1,4-DIHYDROPYRIDINE CARBONIC ACID ESTERS
DE3741540A1 (en) * 1987-12-08 1989-06-22 Bayer Ag METHOD FOR PRODUCING UNSYMMETRIC DIHYDROPYRIDINES
WO1993006082A1 (en) * 1991-09-13 1993-04-01 Merck & Co., Inc. Process for the preparation of 4-substituted-1,4-dihydropyridines

Also Published As

Publication number Publication date
ITMI961780A1 (en) 1998-02-23
JP2000515855A (en) 2000-11-28
ITMI961780A0 (en) 1996-08-23
CA2263601A1 (en) 1998-02-26
EP0922031A1 (en) 1999-06-16
WO1998007698A1 (en) 1998-02-26
AU3850597A (en) 1998-03-06

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Legal Events

Date Code Title Description
0001 Granted