INORGANIC ACID SALT OF N-[1(S)-ETHOXYCARBONYL-3- PHENYLPROPYL]-L-ALANYLCHLORIDE AND PROCESS FOR PREPARING THE SAME

摘要

An inorganic acid salt of N-¢1(S)-ethyoxy-carbonyl-3-phenylpropyl!-L-alanylchloride having the formula (I): ? inorganic acid salt (I) A process for preparing an inorganic acid salt of N-¢1(S)-ethoxycarbonyl-3-phenylpropyl!-L-alanylchloride having the formula (I) ? inorganic acid salt (I) which comprises reacting an inorganic acid salt of N-¢1(S)-ethoxycarbonyl-3-phenylpropyl!-L-alanine with phosphorous pentachloride in an inactive organic solvent. According to the present invention, ACEI can be economically and eaily prepared.