Process for preparation of triamino-guanidine and its salts
Abstract
Abstract 1.A PROCESS FOR THE PREPARATION OF TRIAMINOGUANIDINE DERIVATIVES COMPRISING TREATING A HYDRAZINE COMPOUNDED WITH A MATERIAL SELECTED FROM THE GROUP CONSISTING OF A TRIMINOGUADINE NITRATE, A HYDROCHLORIDE, A PERCHLORATE, A PICRATE, A HALIDE IN AN AQUEOUS SLOLUTION WITH CALCIUM CYANAMIDE, PRECIPATING THE CALCIUM BY THE ADDITION OF AMMONIUM CARBONATE MONOHYDRATE, AND REMOVING THE CALCIUM PRECIPATE BY DILTRAYION TO OBATAIN THE TRIMINOGUANDINE DERIVATIVE. 7. A PROCESS OF PREPARING TRIAMINOGUANDINE FREE BASE COMPRISING TREATING A HYDRAZINE COMPOUNDED WITH A MATETRIAL SELECTED FROM A GROUP, CONSISTING OF A TRIMINOGUANIDINE NITRATE, A HYDROGEN CHLORIDE, A PERCHLORATE, A PICRATE, AND A HALIDE IN AN AQUEOUS SOLUTION WITH CALCIUM CYANAMIDE, PRECIPITATING THE CALCIUM BY THE ADDITION OF AMMONIUM CARBONATE, NEUTRALIZING THE FILTRATE WITH SODIUM HYDROXIDE, ADDING DIMETHYL FORMAMIDE TO PRECIPATE TRIMINOGUAIDINE FREE BASE CRYSTALS, AND SEPARATING THE CRYSTALS FROM THE SOLUTION.
Inventors
- 👤 J Picard
- 👤 D Satriana
- 👤 F Masuelli
Bibliographic Details
Claims Analysis
Total Claims: 4References Cited (Backward Citations)
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