Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Having -c- – wherein x is chalcogen – bonded directly to...
Patent
1983-10-14
1985-02-26
Bond, Robert T.
Drug, bio-affecting and body treating compositions
Designated organic active ingredient containing
Having -c-, wherein x is chalcogen, bonded directly to...
546194, A61K 31445, C07D21190, C07D40112
Patent
active
045017484
ABSTRACT:
An optical isomer having an optical rotation degree of (+) from among (.+-.)-.alpha.-2,6-dimethyl-4-(3-nitrophenyl)-1,4-dihydropyridine-3,5-dica rboxylic acid-3-(1-benzyl-3-piperidyl) ester-5-methyl ester, the hydrochloride of which has melting points ranging from 196.degree. to 202.degree. C.; or a salt thereof is described as being suitable for use in a pharmaceutical composition having hypotensive activity.
REFERENCES:
patent: 4448964 (1984-05-01), Muto et al.
Karasawa Akira
Kuroda Tokuyuki
Muto Kenji
Nakamizo Nobuhiro
Bond Robert T.
Kyowa Hakko Kogyo Co. Ltd.
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