Hydrochloric Acid → HCID 67828138, compound

Participants

Reaction Steps

To a solution of 4-[3-[3,5-bis[N-(4-isobutylbenzyl)-N-tert-butoxycarbonylamino]benzoyl]indol-1-yl]butyric acid (1.02 g) in toluene (10 ml) was added 4N solution of hydrogen chloride in 1,4-dioxane (30 ml) at 25° C. The mixture was stirred at 25° for 1 hour, and then hexane (30 ml) was added. The precipitates were filtered and washed with isopropyl ether and hexane to give 4-[3-[3,5-bis[(4-isobutylbenzyl)amino]benzoyl]indol-1-yl]butyric acid dihydrochloride (688 mg) as white powder.

Provenance & Evidence