C - Chemistry – Metallurgy – 07 – C
Patent
C - Chemistry, Metallurgy
07
C
C07C 279/18 (2006.01) C07C 277/08 (2006.01)
Patent
CA 2091333
A process for the production of phenylguanidine carbonate and hydrogencarbonate by reacting aqueous cyanamide with aniline hydrochloride within a specified pH range, combining the reaction mixture with an alkali metal carbonate or hydrogencarbonate, and separating the crystalline product.
Ag Ciba-Geigy
Fetherstonhaugh & Co.
Syngenta Participations Ag
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