Riemschneider thiocarbamate synthesis

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The Riemschneider thiocarbamate synthesis produces aromatic thiocarbamates starting with the corresponding aromatic thiocyanate.[1][2]


The thiocyanate is treated with sulfuric acid and then hydrolyzed with ice water.[3]

The reaction was discovered by the German chemist Randolph Riemschneider.


  1. ^ Randolph Riemschneider; G. Orlick (1952). "Die Schmelzpunkte primärer Monothiocarbamidsäure-S-n-alkyl-ester Thiocarbamate. VI. Mitteilung". Angewandte Chemie. 64 (15): 429. doi:10.1002/ange.19520641506. 
  2. ^ R. Riemschneider; F. Wojahn & G. Orlick (1951). "Thiocarbamates. III.1 Aryl Thiocarbamates from Aryl Thiocyanates". Journal of the American Chemical Society. 73 (12): 5905–5907. doi:10.1021/ja01156a552. 
  3. ^ Merck Index of Chemicals and Drugs, 9th ed. Organic name reactions section