Document Type and Number:
Japanese Patent JPS4985065
Kind Code:
A
Abstract:
1345494 N - (1 - ethyl - alpha - pyrrolidylmethyl) - 2 - methoxy - 5 - sulphonamidobenzamide and a phosphoramide FRATMANN AG 4 Sept 1972 [13 June 1972] 40870/72 Headings C2C and C2P The invention comprises a process for preparing N - (1 - ethyl - α - pyrrolidylmethyl) - 2- methoxy - 5 - sulfonamidobenzamide by reacting N - ethyl - α - aminomethyl - pyrrolidine with phosphorus oxychloride to give N,N1 ,N11 - (1 - ethyl - α - pyrrolidylmethyl) - phosphoramide and reacting the N,N1 ,N11 -(1-ethyl-α-pyrrolidylmethyl)-phosphoramide with 2-methoxy-5-sulfonamidobenzoic acid. The phosphoramide may be isolated as a mixture of di- and tri-hydrochlorides.
Application Number:
JP1332573A
Publication Date:
August 15, 1974
Filing Date:
February 01, 1973
Export Citation:
International Classes:
C07D207/09; C07F9/572; (IPC1-7): C07D27/04