The chemical substance titled Dimethyl Sulphoxide (Dmso), categorized under ROTIDRY® plus - with molecular sieve, is an organic compound with the Molecular Weight of 78.14 g/mol. It belongs to the group of Sulphoxides and sulphones. This compound, identified by the CAS Number 67-68-5, has the preferred name Dimethyl sulfoxide, IUPAC name methylsulfinylmethane, and the InChI key IAZDPXIOMUYVGZ-UHFFFAOYSA-N. Its molecular formula is C2H6OS, and its SMILES representation is CS(=O)C. The Dimethyl sulfoxide is a combustible liquid, as per the GHS signal word Warning, and it may cause skin irritation, according to the Hazard Statement H315 (28.4%).

• CAS Number: 67-68-5
• Molecular Formula: C2H6OS
• Molecular Weight: 78.14
• Exact Mass: 78.01393598
• Boiling Point: 372 °F at 760 mmHg (NTP, 1992)
• Melting Point: 65.3 °F (NTP, 1992)
• Vapour Density: 2.71 (NTP, 1992) - Heavier than air; will sink (Relative to Air)
• GHS Signal Word: Warning
• Hazard Statements:
• H315 (28.4%): Causes skin irritation [Warning Skin corrosion/irritation]
• H227: Combustible liquid [Warning Flammable liquids]