C - Chemistry – Metallurgy – 07 – D
Patent
C - Chemistry, Metallurgy
07
D
260/242.4
C07D 473/06 (2006.01)
Patent
CA 1068693
ABSTRACT OF THE DISCLOSURE Disclosed are 7-(Oxoalkyl)-1,3-dialkyl Xanthines corresponding to the general formula: Image (I) in which R1 and R2, which may be the same or different, each represent a straight-chain or branched alkyl radical with 3 or 4 carbon atoms, and A represents a straight-chain alkyl radical of up to 4 carbon atoms, optionally substituted by a methyl group; and processes for the preparation of these compounds. The compounds have been found to be particularly effective as non-toxic vasodilators.
216460
Brenner Gunther
Goring Joachim
Khan Eskendar A.
Rohte Oskar
Tauscher Manfred
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