123971-79-9Relevant academic research and scientific papers
THIAZOLO(OXAZOLO)THIENOPYRIMIDINES. PREPARATION FROM 2-ALLYLTHIO(OXY)THIENOPYRIMIDINES AND HYDROLYSIS
Khripak, S. M.,Yakubets, V. I.,Migalina, Yu. V.,Koz'min, A. S.,Zefirov, N. S.
, p. 347 - 352 (2007/10/02)
Heterocyclization of 5,6-disubstituted 2-allylthio(oxy)-4-oxothienopyrimidines by treatment with halogens affords thienothiazolopyrimidine iminium salts.Treatment of these salts with aqueous sodium acetate results in cleavage of the thiazoline ring.
