Thiocarbohydrazide

Thiocarbohydrazide is a toxic compound made by the reaction of carbon disulfide with hydrazine (hydrazinolysis). It is used in the silver proteinate specific staining of carbohydrates in electron microscopy.

Thiocarbohydrazide
Names
Preferred IUPAC name
Hydrazinecarbothiohydrazide[1]
Other names
1,3-Diamino-2-thiourea; Thiocarbazide; Thiocarbonic dihydrazide; Thiocarbonyldihydrazide; Carbonothioic dihydrazide; TCh; Thiocarbonohydrazide
Identifiers
3D model (JSmol)
ChemSpider
ECHA InfoCard 100.017.064
UNII
  • InChI=1S/CH6N4S/c2-4-1(6)5-3/h2-3H2,(H2,4,5,6)
    Key: LJTFFORYSFGNCT-UHFFFAOYSA-N
  • InChI=1/CH6N4S/c2-4-1(6)5-3/h2-3H2,(H2,4,5,6)
    Key: LJTFFORYSFGNCT-UHFFFAOYAM
  • C(=S)(NN)NN
Properties
CH6N4S
Molar mass 106.15 g·mol−1
Melting point 171 to 174 °C (340 to 345 °F; 444 to 447 K) (decomposes)[2]
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
Infobox references

References
  1. International Union of Pure and Applied Chemistry (2014). Nomenclature of Organic Chemistry: IUPAC Recommendations and Preferred Names 2013. The Royal Society of Chemistry. p. 878. doi:10.1039/9781849733069. ISBN 978-0-85404-182-4.
  2. Thiocarbohydrazide at Sigma-Aldrich
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