3-Aminocarbonyl-1,4-dihydropyridine-5-carboxylic acid compounds, and pharmaceutical composition containing the same

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United States of America Patent

PATENT NO 4874773
SERIAL NO

07239005

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Abstract

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Novel 3-aminocarbonyl-1,4-dihydropyridine-5-carboxylic acid compounds of the formula: ##STR1## wherein R.sup.1 is H, C.sub.1-5 alkyl, C.sub.2-5 alkenyl, C.sub.3.5 alkynyl, C.sub.3-8 cycloalkyl, R.sup.2 is C.sub.1-10 alkyl, and the NO.sub.2 group is substituted at ortho- or meta-position, provided that when the NO.sub.2 group is substituted at ortho-position and R.sup.2 is methyl, R.sup.1 is C.sub.3-5 alkyl, C.sub.2-5 alkenyl, C.sub.3-5 alkynyl, or C.sub.3-8 cycloalkyl, and when the NO.sub.2 group is substituted at meta-position and R.sup.1 is H, R.sup.2 is C.sub.3-10 alkyl, which have excellent hypotensive, vasodilating activities and are useful for the prophylaxis and treatment of hypertension, ischemic heart diseases and cerebral and peripheral circulation diseases.

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Patent Owner(s)

Patent OwnerAddress
NIPPON SHOJI KABUSHIKI KAISHA2-9 KOKUMACHI 2-CHOME CHUO-KU OSAKA-SHI OSAKA-FU

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Hata, Hiroyoshi Yokohama, JP 3 19
Hisaki, Masakatu Hikone, JP 7 15
Hojo, Masakazu Kyoto, JP 1 3
Kashima, Kenichi Fujiidera, JP 8 66
Katayama, Osamu Kusatsu, JP 16 151
Sakamoto, Yasuhiko Habikino, JP 10 75

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