Silicone Fluids & Oils Available to Source

Decamethyltetrasiloxane (MD2M)

MD2M
CAS 141-62-8 · MF C10H30O3Si4 · MW 310.68 g/mol

Decamethyltetrasiloxane (MD2M) is a linear tetrasiloxane with a viscosity of approximately 2 cSt at 25°C. It is used as an intermediate in silicone polymer production and as a low-viscosity carrier fluid in industrial formulations.

SDS / TDS Download
CAS Number
141-62-8
Molecular Formula
C10H30O3Si4
Molecular Weight
310.68 g/mol
Material Family
Silicone Fluids & Oils
Functional Roles
Physical Properties
vapor_pressure
0.37 [mmHg]
GHS / SDS Safety Warning
Flammable
  • H226 (38.8%): Flammable liquid and vapor [Warning Flammable liquids]
  • H413 (40.8%): May cause long lasting harmful effects to aquatic life [Hazardous to the aquatic environment, long-term hazard]
Chemical Identity
CAS Number141-62-8
IUPAC Name[dimethyl(trimethylsilyloxy)silyl]oxy-dimethyl-trimethylsilyloxysilane
InChI KeyYFCGDEUVHLPRCZ-UHFFFAOYSA-N
PubChem CID 8852
Synonyms & Trade Names
DECAMETHYLTETRASILOXANE 1,1,1,3,3,5,5,7,7,7-Decamethyltetrasiloxane Tetrasiloxane, decamethyl- Tetrasiloxane, 1,1,1,3,3,5,5,7,7,7-decamethyl- C23WAL597T TETRASILOXANE, DECAMETHYL DECAMETHYLTETRASILOXANE [MI] RefChem:585342 DTXCID0024551 1,1,1,3,3,5,5,7,7,7Decamethyltetrasiloxane Tetrasiloxane, 1,1,1,3,3,5,5,7,7,7decamethyl decamethyl tetrasiloxane C10H30O3Si4 [dimethyl(trimethylsilyloxy)silyl]oxy-dimethyl-trimethylsilyloxysilane
Full Description

Decamethyltetrasiloxane (MD2M) is a linear tetrasiloxane with a viscosity of approximately 2 cSt at 25°C. It is used as an intermediate in silicone polymer production and as a low-viscosity carrier fluid in industrial formulations.