Title: Trithiocarbonic Acid
CAS Registry Number: 594-08-1
CAS Name: Carbonotrithioic acid
Synonyms: dihydrogen thiocarbonate
Molecular Formula: CH2S3
Molecular Weight: 110.22
Percent Composition: C 10.90%, H 1.83%, S 87.28%
Literature References: Prepared by the treatment of BaCS3 with ice-cold 10% HCl: v. Halban
et al., Z. Elektrochem. 29, 445 (1923); Mills, Robinson,
J. Chem. Soc. 1928, 2326; Gattow, Krebs,
Angew. Chem. 74, 29 (1962).
Properties: Highly refractive red oil. mp -26.9°. bp 57.8°. d420 1.483; d425 1.476.
nD20 1.8225. Dec by water, alcohol. Addition of sulfur produces tetrathiocarbonic acid CH2S4.
Melting point: mp -26.9°
Boiling point: bp 57.8°
Index of refraction: nD20 1.8225
Density: d420 1.483; d425 1.476