4-Chlorobenzoyl chloride → 7-(4-Chlorobenzoyloxy)-1-(4-methyl-1-piperazinyl)-naphthalene

Participants

Reaction Steps

The title product was obtained following the procedure of example 30 from 7-hydroxy-1-(4-methyl-1-piperazinyl)-naphthalene (0.065 g, 0.268 mmol) and 4-chlorobenzoyl chloride (0.035 mL, 0.275 mmol) in methylene chloride (1 mL) and saturated sodium bicarbonate (1 mL) with a second equivalent of 4-chlorobenzoyl chloride added after several hours of stirring at room temperature. The title product was obtained in a yield of 0.058 g (57%) after recrystallization from ether/hexane: mp 110°-111 ° C. Analysis calculated for C22H21ClN2O2 : C, 69.38; H, 5.56; N, 7.36. Found: C, 69.31; H, 5.61; N, 7.35.

Provenance & Evidence