Organic compounds -- part of the class 532-570 series – Organic compounds – Nitrogen attached directly or indirectly to the purine ring...
Patent
1984-11-05
1986-10-21
Daus, Donald G.
Organic compounds -- part of the class 532-570 series
Organic compounds
Nitrogen attached directly or indirectly to the purine ring...
540575, 514218, 514255, C07D24138, A61K 31495
Patent
active
046186778
ABSTRACT:
Compounds of the formula ##STR1## wherein R is hydrogen or ##STR2## A is alkyl of 1 to 8 carbon atoms; cycloalkyl of 3 to 7 carbon atoms; phenyl; or phenyl mono-, di- or tri-substituted independently with alkyl of 1 to 4 carbon atoms, halogen, trihalomethyl, alkoxy of 1 to 3 carbon atoms, carboxylic acyl of 1 to 3 carbon atoms, carboxyl, (alkoxy of 1 to 3 carbon atoms)carbonyl, nitro, cyano or di(alkyl of 1 to 3 carbon atoms)amino;
REFERENCES:
Baltzly et al, J.A.C.S. 66; 263 (1944).
Soc. pour l'ind. Chim., a Bale, Chem. Abst., vol. 32, 1942; eq. French 815575.
Barsumian Edward A.
Devlin John P.
Hargrave Karl D.
Boehringer Ingelheim Limited
Daus Donald G.
Frankhouser David E.
Herron Charles J.
Shen Cecilia
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