Ethanol → HCID 86633294, compound

Participants

Reaction Steps

A mixture of 1.23 g of ethyl 4-chloro-2-(3,4-dichlorobenzyl)-5-methylthieno[2,3-d]pyrimidine-6-carboxylate, 594 mg of thiourea and 50 mL of ethanol was stirred at room temperature for 35 hours. Then 50 mL of water was added, followed by 30 minutes' stirring. Crystals were recovered by filtration and washed with water. Drying the same under aeration, 1.15 g of the title compound was obtained.

Provenance & Evidence