

A CONVENIENT METHOD OF SYNTHESIS OF 8-ACYL-2,3,6,7-TETRAHYDRO-5Н-[1,3]THIAZOLO[3,2-c]PYRIMIDIN-5-ONES

Abstract
5-Substituted (1,3-thiazolidin-2-ylidene)ketones react regioselectively with 1-chlorobenzyl isocyanates under mild conditions to form diastereomeric 8-acyl-2,3,6,7-tetrahydro-5H-[1,3]thiazolo[3,2-c]pyrimidin-5-ones, the relative configuration of the chiral centers of which was determined by X-ray structural analysis.
Keywords
1-chlorobenzyl isocyanates; (1,3-thiazolidin-2-ylidene)ketones; [1,3]thiazolo[3,2-c]pyrimidines; cyclocondensation.
Latvian Institute of Organic Synthesis - Aizkraukles iela, 21, Riga, LV-1006, Latvia - hgs@osi.lv