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1-Allyl-3,7-dimethylxanthine synthesis

6synthesis methods
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Yield:2530-99-6 95%

Reaction Conditions:

Stage #1: theobromine /;allyl bromidewith sodium t-butanolate in N,N-dimethyl-formamide at 150; for 12 h;
Stage #2: in N,N-dimethyl-formamide at 100; for 12 h;

References:

Lo, Hung-Kun;Luo, Fen-Tair [Journal of the Chinese Chemical Society,2012,vol. 59,# 3,p. 394 - 398] Location in patent:experimental part