Water → HCID 22902188, compound

Participants

Reaction Steps

2 g of the product of Example C are refluxed for 2 hours in a mixture of 15 ml of glacial acetic acid, 1.5 ml of water and 0.7 ml of concentrated sulphuric acid. The product is filtered off with suction at room temperature, washed with water and dried. 1.3 g of the title compound are obtained (71% of theory).

Provenance & Evidence