C - Chemistry – Metallurgy – 07 – D
Patent
C - Chemistry, Metallurgy
07
D
260/311, 260/314
C07D 233/66 (2006.01) C07D 233/32 (2006.01) C07D 233/42 (2006.01) C07D 235/24 (2006.01) C07D 235/26 (2006.01) C07D 235/28 (2006.01) C07D 235/30 (2006.01) C07D 263/16 (2006.01) C07D 263/22 (2006.01) C07D 263/58 (2006.01) C07D 277/00 (2006.01) C07D 277/14 (2006.01) C07D 277/16 (2006.01) C07D 277/60 (2006.01) C07D 277/68 (2006.01) C07D 277/82 (2006.01)
Patent
CA 1178593
ABSTRACT Method for making 5-membered ring compounds containing N, O or S atoms by reacting certain (thio)cyanate or cyanamide salts with compounds having NH2, OH or SH functionality vicinal to an -NH2 group, in the presence of an acid except where said cyanate is an ammonium salt.
396071
Gencarelli Richard A.
Wheeler Edward L.
Gowling Lafleur Henderson Llp
Uniroyal Inc.
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