Detail of 40789-98-8 Name:3-Mercapto-2-butanone EINECS:255-082-2 Molecular Formula:C4H8OS CAS No.:40789-98-8 Synonyms: 3-Mercapto-2-Butan-One InChI:InChI=1/C4H8OS/c1-3(5)4(2)6/h4,6H,1-2H3 Molecular Weight:104.16 Density:0.981 g/cm3 Name: 3-Mercapto-2-butanone Boiling Point:140 ºC at 760 mmHg Flash Point:140 ºC at 760 mmHg Safety:S26;S36 Risk Codes:10-36/37/38 Molecular Structure: C4H8OS Appearance:colourless or pale yellow liquid, becomes cloudy after short storage