Trifluoroacetic acid → HCID 86624960, compound

Participants

Reaction Steps

A solution of 4.00 g (11.1 mmol) 3b, 96 ml dest. water and 96 ml trifluoroacetic acid was refluxed for 2 days. The reaction mixture was evaporated, dried by use of oil pump vacuum over night and treated with diethyl ether. The resulting solid was filtered, washed extensively with diethyl ether and dried by oil pump vacuum. The solid crude product 3c was obtained in 92% yield (3.54 g, 10.2 mmol) and crude compound 3c was used for the next step without purification.

Provenance & Evidence