A facile one-pot synthesis of new thieno[2,3-d]pyrimidine-2,4(1H,3H)-dione derivatives

Add time:09/24/2019    Source:sciencedirect.com

A facile one-pot synthesis of new 3-arylthieno[2,3-d]pyrimidine-2,4(1H,3H)-diones via base-catalyzed cyclocondensation of ethyl 2-amino-4,5-dimethylthiophene-3-carboxylate with aryl isocyanates is described.

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