Organic compounds -- part of the class 532-570 series – Organic compounds – Four or more ring nitrogens in the bicyclo ring system
Patent
1984-05-30
1986-05-13
Daus, Donald G.
Organic compounds -- part of the class 532-570 series
Organic compounds
Four or more ring nitrogens in the bicyclo ring system
514885, 544286, C07D51304, A61K 31505
Patent
active
045888124
ABSTRACT:
Novel derivatives of 2,3-dihydro-5H-thiazolo[2,3-b]quinazoline, such as (3-oxo-5H-thiazolo[2,3-b]quinazolin-2(3H)-ylidene)acetic acid ethyl ester, N-Benzyl-[3-oxo-5H-thiazolo[2,3-b]quinazolin-2(3H)-ylidene]acetamide, N-tertbutyl-N-benzyl-(3-oxo-5H-thiazolo[2,3-b]quinazolin-2(3H)-ylidene)ace tamide, and 2,3-dihydro-3-oxo-5H-thiazolo[2,3-b]quinazoline-2-acetic acid methyl ester; useful as immunomodulators.
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Liu, et al., Arch Pharm., 316, pp. 569-571 (06/83).
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Grosso, et al., J. Med. Chem., vol. 23, No. 11, pp. 1261-1264 (1980).
Georgiev Vassil S.
Saeva Grace A.
Daus Donald G.
Pennwalt Corporation
Rivers Diana G.
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