PROCESS FOR THE PRODUCTION OF ALKYL ISOTHIOCYANIC ACID ESTERS

1329674 Preparation of alkyl and alkoxyalkyl isothiocyanates DEUTSCHE GOLDUND SILBER-SCHEIDEANSTALT 4 Feb 1972 [5 Feb 1971] 5244/72 Heading C2C Isothiocyanates R-N=C=S, where R is C 1-6 alkyl optionally substituted by one or more C 1-4 alkoxy groups, are made by reacting the corresponding alkali met...

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Bibliographic Details
Main Authors SCHWARZE W,DT, GIESSELMANN G,DT, WEIGERT W,DT
Format Patent
LanguageEnglish
Published 22.01.1974
Subjects
ACYCLIC OR CARBOCYCLIC COMPOUNDS
CHEMISTRY
METALLURGY
ORGANIC CHEMISTRY
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Summary:1329674 Preparation of alkyl and alkoxyalkyl isothiocyanates DEUTSCHE GOLDUND SILBER-SCHEIDEANSTALT 4 Feb 1972 [5 Feb 1971] 5244/72 Heading C2C Isothiocyanates R-N=C=S, where R is C 1-6 alkyl optionally substituted by one or more C 1-4 alkoxy groups, are made by reacting the corresponding alkali metal, alkaline earth metal, ammonium or alkylammonium N-alkyl- (or alkoxyethyl) thiocarbamates with aqueous H 2 O 2 at 50-120‹ C. and pH 5-9, using at least one mol. H 2 O 2 per mol. thiocyanate.
Bibliography:Application Number: USD3787472