Document Type

Patent

Abstract

A process for the preparation of a substituted guanidine by reacting a substituted cyanamide with ammonia or a substituted amine in the presence of a Lewis acid catalyst. Also disclosed is a process for the preparation of a tri-substituted guanidine by reacting a mono-substituted cyanamide with a di-substituted amine.

Patent Country

US

Patent Number

US5489709

Publication Date

2-6-1996

Assignee(s)

Cambridge Neuroscience, Inc.; The University of Toledo

Application Number

08/192990

Filing Date

February 1994

Primary Class

564/238

Secondary Class

546/134; 546/143; 546/306; 564/237; 564/239

Rights

These materials are free of copyright restrictions and are in the public domain within the United States only. The USPTO reserves the right to assert copyright protection internationally.

Institution

The University of Toledo

Repository

University of Toledo Libraries

Digital Publisher

Digital Initiatives

Share

COinS