Title: Novel synthetic intermediate and processes for preparing amino acid derivatives
Application Number: 93109875 Application Date: 1993.07.02
Publication Number: 1089604 Publication Date: 1994.07.20
Approval Pub. Date: Granted Pub. Date:
International Classifi-cation: C07D233/64;C07K5/04
Applicant(s) Name: Fujisawa Pharmaceutical Co. Ltd. Address:
Inventor(s) Name: Kooji Kagara;Nobutaka Kawai;Koji Machiya
Attorney & Agent: WANG JINGCHAO
Abstract:
    A novel synthetic intermediate (II) useful for preparation of compound (I) possessing renin-inhibitory activity, and processes for preparing the compound (I) using said intermediate (II), which is schematically shown in the following. The process via the intermediate (II) of the present invention is industrially advantageous in that it affords the final product (I) at high yields from cheaper starting materials as compared with the conventional methods, and that a remarkable reduction of preparation cost can be achieved.
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