Title: Bis[methylthio]methane

CAS Registry Number: 1618-26-4

Additional Names: Bis[methylmercapto]methane; methylenebis[methyl sulfide]

Molecular Formula: C3H8S2

Molecular Weight: 108.23

Percent Composition: C 33.29%, H 7.45%, S 59.25%

Line Formula: (CH3S)2CH2

Literature References: Odorous principle of the white truffle Tuber magnatum (Pico) Vitt., Tuberaceae. Isoln: Fiecchi et al., Tetrahedron Lett. 1967, 1681. Synthesis from methyl mercaptan: Böhme, Marx, Ber. 74, 1672 (1941).

Properties: Oily liquid. Odor in high dilutions reminiscent of white truffles. The odor of the neat liquid resembles that of freshly prepd mustard without its acrid and irritating qualities. bp 148-149°. Mass spectra: Fiecchi, loc. cit.

Boiling point: bp 148-149°