ZA9810319B - Process for the preparation of acetal derivatives of 1,4-dihydropyridines, novel acetal derivatives and the use of the acetal derivatives for the preparation of other 1,4-dihydropyridines. - Google Patents

Process for the preparation of acetal derivatives of 1,4-dihydropyridines, novel acetal derivatives and the use of the acetal derivatives for the preparation of other 1,4-dihydropyridines.

Info

Publication number
ZA9810319B
ZA9810319B ZA9810319A ZA9810319A ZA9810319B ZA 9810319 B ZA9810319 B ZA 9810319B ZA 9810319 A ZA9810319 A ZA 9810319A ZA 9810319 A ZA9810319 A ZA 9810319A ZA 9810319 B ZA9810319 B ZA 9810319B
Authority
ZA
South Africa
Prior art keywords
acetal derivatives
dihydropyridines
preparation
novel
derivatives
Prior art date
Application number
ZA9810319A
Inventor
Gunnar Leo Karup
Herbert Fritz Preikschat
Syren Bols Pedersen
Original Assignee
Gea Farmaceutisk Fabrik As
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 Gea Farmaceutisk Fabrik As filed Critical Gea Farmaceutisk Fabrik As
Publication of ZA9810319B publication Critical patent/ZA9810319B/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)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Plural Heterocyclic Compounds (AREA)
  • Hydrogenated Pyridines (AREA)
ZA9810319A 1997-11-14 1998-11-11 Process for the preparation of acetal derivatives of 1,4-dihydropyridines, novel acetal derivatives and the use of the acetal derivatives for the preparation of other 1,4-dihydropyridines. ZA9810319B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DK130097 1997-11-14

Publications (1)

Publication Number Publication Date
ZA9810319B true ZA9810319B (en) 2000-05-11

Family

ID=8103320

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA9810319A ZA9810319B (en) 1997-11-14 1998-11-11 Process for the preparation of acetal derivatives of 1,4-dihydropyridines, novel acetal derivatives and the use of the acetal derivatives for the preparation of other 1,4-dihydropyridines.

Country Status (4)

Country Link
AR (1) AR014395A1 (en)
AU (1) AU1224899A (en)
WO (1) WO1999025689A1 (en)
ZA (1) ZA9810319B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1309555B1 (en) * 2000-12-29 2005-07-27 Pfizer Limited Process for making amlodipine maleate
US6680334B2 (en) 2001-08-28 2004-01-20 Pfizer Inc Crystalline material

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DK161312C (en) * 1982-03-11 1991-12-09 Pfizer CHANGES FOR THE PREPARATION FOR THE PREPARATION OF 2-Amino-CO-Methyl-4-Methyl-4-Methyl-4-Methyl-4-Methyl-4-Methyl-4-Methyl-2-D-Hydroxy
EP0225175A3 (en) * 1985-11-28 1988-12-28 FISONS plc Dihydropyridine derivatives, processes for their preparation and pharmaceutical compositions thereof
NZ280378A (en) * 1995-11-01 1998-04-27 Apotex Inc 4-phenyl-1,4-dihydropyridine-3,5-dicarboxylic acid compounds, preparation, intermediate compounds

Also Published As

Publication number Publication date
AR014395A1 (en) 2001-02-28
AU1224899A (en) 1999-06-07
WO1999025689A1 (en) 1999-05-27

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