C6H18OSi2
162.38 g/mol
cosmetic_ingredientDanger
Disiloxane, hexamethyl-
CAS107-46-0EC203-492-7
Category
cosmetic_ingredient
Compound Class
Other
Primary Use
Silicone fluid and cosmetic ingredient
Hexamethyldisiloxane is an organosiloxane consisting of two trimethylsilyl groups covalently bound to a central oxygen atom. It is used as a silicone fluid and cosmetic ingredient.
Production of silicone fluids and elastomersCosmetic and personal care productsAdhesion promoter/priming agent for photolithography
Content scope: Information here supports chemical identification and industrial supply, research, and manufacturing contexts. It is not a therapeutic claim, medical advice, or drug-use instructions.
Sourcing Disiloxane, hexamethyl-?
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Related Compounds
ReferenceSame Category
Sarcosine
CAS107-97-1
intermediate for cosmetic and antienzyme agents
ReferenceSame Category
Xylitylglucoside
CAS1095751-96-4
Personal care ingredient
ReferenceSame Category
Squalene
CAS111-02-4
Cosmetic ingredient and skin conditioner
ReferenceSame Category
Glycol stearate
CAS111-60-4
surfactant and emulsifier
Safety Reference
Danger
H225Highly flammable liquid and vapour
H400Very toxic to aquatic life
H410Very toxic to aquatic life with long lasting effects
H411Toxic to aquatic life with long lasting effects
H315Causes skin irritation
H332Harmful if inhaled
H372Causes damage to organs through prolonged or repeated exposure
Regulatory Compliance1
- CN Catalogue of Hazardous ChemicalsCNRegulation
Customs Tariff Classification
The international HS code for Disiloxane, hexamethyl- (CAS 107-46-0) is 2931.90.
HS code (international, 6-digit)
2931.90
EU CN code (8-digit)
2931 90 00
Classification per the EU customs inventory ECICS (2026-07 snapshot, HS 2022). National tariff lines and product form can affect the final classification.
Identifiers
IUPAC Name
trimethyl(trimethylsilyloxy)silane
InChIKey
UQEAIHBTYFGYIE-UHFFFAOYSA-N
SMILES
C[Si](C)(C)O[Si](C)(C)C
Synonyms (47)
- HMDO
- HMDSO
- Dimeticone (JAN/INN)
- AEC DISILOXANE
- Belsil DM 0.65
- Bis(trimethylsilyl)ether
- Bis(trimethylsilyl)oxide
- Dimethicone (NF)
- Dimethicone, BAN
- Dimethicone, viscosity 10
- Dimethicone, viscosity 100
- Dimethicone, viscosity 1000
- Dimethicone, viscosity 10000
- Dimethicone, viscosity 2000
- Dimethicone, viscosity 50
- Disiloxane, hexamethyl-
- Dow corning 200
- Dow corning 200/0.65
- Fluka AG
- Hexamethyl disiloxane
- KF 96L
- MIRASIL HMS
- Medetomidine Impurity 43
- OS 10
- Oxybis(trimethylsilane)
- SF1000N-0.65 cSt
- SI-TEC DM 0.65
- SWS-F 221
- Sentry dimethicone (TN)
- Silane, oxybis(trimethyl-
- TMS ether
- VOLASIL DM-0.65
- bis-tms ether
- di-tms ether
- trimethylsilyl ether
Sourcing Disiloxane, hexamethyl-?
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