Name | METHYL THIOCYANOFORMATE |
Synonyms | methyl thiocynoformate Methyl-cyanothiolformat METHYL THIOCYANOFORMATE Carbono(thiocyanatidic) acid, methyl ester |
CAS | 57361-47-4 |
Molecular Formula | C3H3NO2S |
Molar Mass | 117.13 |
Use | methyl thiocyanate is an intermediate of the fungicide thiophanate-methyl. |
production method | the preparation method is to add quantitative solvent in the synthesis kettle, after cooling, a quantitative amount of sodium thiocyanate and a catalyst are added, the temperature of the kettle is 10-15 ° C., methyl chloroformate is added, and then the temperature is raised naturally and the temperature is maintained and stirred for several hours to obtain methyl thiocyanate. Reaction equation: ClCOOCH3 NaSCN [catalyst] → SCNCOOCH3 NaCl |