Silicone Fluids & Oils Available to Source

Methyl Trimethicone

CAS 63148-57-2 · MF C10H30O3Si4 · MW 310.68 g/mol · UN 1993 (METHYLTRIS(TRIMETHYLSILOXY)SILANE)

A versatile silicone compound used in hair care, skin care, and makeup products. Discover its properties, applications, and industries where it is commonly used.

SDS / TDS Download
CAS Number
63148-57-2
Molecular Formula
C10H30O3Si4
Molecular Weight
310.68 g/mol
Material Family
Silicone Fluids & Oils
Functional Roles
Industries Served
Physical Properties
melting_point
-105 u00b0F (NTP, 1992)
boiling_point
381 u00b0F at 760 mmHg (NTP, 1992)
density
0.8536 at 68 u00b0F (NTP, 1992) - Less dense than water; will float
solubility
less than 1 mg/mL at 68 u00b0F (NTP, 1992)
flash_point
187 u00b0F (NTP, 1992)
GHS / SDS Safety Warning
Irritant Health Hazard Flammable
  • H315 (22.4%): Causes skin irritation [Warning Skin corrosion/irritation]
  • H373 (55.7%): May causes damage to organs through prolonged or repeated exposure [Warning Specific target organ toxicity, repeated exposure]
  • H226 (78.1%): Flammable liquid and vapor [Warning Flammable liquids]
  • H319 (22.4%): Causes serious eye irritation [Warning Serious eye damage/eye irritation]
  • H335 (21.9%): May cause respiratory irritation [Warning Specific target organ toxicity, single exposure; Respiratory tract irritation]
Chemical Identity
CAS Number63148-57-2
IUPAC Nametrimethyl-[methyl-bis(trimethylsilyloxy)silyl]oxysilane
InChI KeyRGMZNZABJYWAEC-UHFFFAOYSA-N
PubChem CID 28838
INCI NameMETHYL TRIMETHICONE
Synonyms & Trade Names
PEG-12 Dimethicone BIS-PEG/PPG-20/20 Dimethicone Methyl Trimethicone Trimethylsiloxy-terminated Methylsilicone BISPEG / PPG20 / 20 DIMETHICONE METHYLTRIS(TRIMETHYLSILOXY)SILANE methyl tris(trimethylsiloxy)silane 1,1,1,3,5,5,5-Heptamethyl-3-((trimethylsilyl)oxy)trisiloxane 1,1,1,3,5,5,5-Heptamethyl-3-[(trimethylsilyl)oxy]trisiloxane tris(trimethylsiloxy)methylsilane TMF-1.5 Methyl tris-(trimethylsilyloxy)silane METHYL TRIMETHICONE [INCI] RGMZNZABJYWAEC-UHFFFAOYSA-N
Full Description

A versatile silicone compound used in hair care, skin care, and makeup products. Discover its properties, applications, and industries where it is commonly used.