Organic compounds -- part of the class 532-570 series – Organic compounds – Four or more ring nitrogens in the bicyclo ring system
Patent
1980-10-29
1982-06-08
Jiles, Henry R.
Organic compounds -- part of the class 532-570 series
Organic compounds
Four or more ring nitrogens in the bicyclo ring system
544376, 546196, 549399, C07D41304, C07D31168
Patent
active
043340679
ABSTRACT:
A flavan compound represented by the formula (I) ##STR1## wherein R, R.sub.1, R.sub.2 and R.sub.3 are as defined above, and the pharmaceutically acceptable acid addition salt thereof, which are useful as pharmaceutical agent having anti-convulsive, anti-ulcer, anti-arrythmic and diuretic activities.
REFERENCES:
patent: 4048317 (1977-09-01), Watts
patent: 4119643 (1978-10-01), Watts
Fletcher et al., Chem. Abstracts, vol. 59, (1963), cols. 13923-13924.
Kato Kazuo
Nagasaka Mitsuaki
Ohno Sachio
Jiles Henry R.
Maruko Seiyaku Co., Ltd.
Ramsuer R. W.
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