Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Having -c- – wherein x is chalcogen – bonded directly to...
Patent
1989-03-23
1990-11-20
Rivers, Diana
Drug, bio-affecting and body treating compositions
Designated organic active ingredient containing
Having -c-, wherein x is chalcogen, bonded directly to...
514266, 544265, 544276, 544277, A61K 3152, C07D47314, C07D47318
Patent
active
049719726
ABSTRACT:
Antihypertensive phosphodiesterase inhibitors having an optionally substituted purine derivative portion and a benzo- or cyclopenta-furan derivative portion are disclosed.
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patent: 4822879 (1989-04-01), Nakagawa et al.
F. Nakagawa et al., J. Antibiotics, 38, 7 (1985) pp. 823-829.
S. Takahashi et al., J. Antibiotics, 38, 7 (1985) pp. 830-834.
Marquez, et al., "Medicinal Research Reviews", vol. 6, No. 1, John Wiley & Sons, Inc. (1986) pp. 1-16 and 36-40.
Doll Ronald J.
Magatti Charles V.
Tulshian Deen
Magatti Anita W.
Miller Stephen I.
Nelson James R.
Rivers Diana
Schering Corporation
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