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Home/Compounds/Industrial Chemical/Trimethylsilanol
C3H10OSi
90.2 g/mol
Industrial ChemicalDanger

Trimethylsilanol

CAS1066-40-6EC213-914-1
Category
Industrial Chemical
Compound Class
Alcohol
Primary Use
chemical intermediate

Trimethylsilanol is an organosilicon compound with three methyl groups and a hydroxyl group attached to a silicon atom. It is a colorless volatile liquid primarily used as a chemical intermediate in industrial and research settings.

chemical intermediate

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.

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Related Compounds

ReferenceSame Category

Trimethoxypropylsilane

CAS1067-25-0

silane coupling agent intermediate

ReferenceSame Category

Tris(2-methoxyethoxy)vinylsilane

CAS1067-53-4

silane coupling agent

ReferenceSame Category

2-Hydroxy-4'-(2-hydroxyethoxy)-2-methylpropiophenone

CAS106797-53-9

Photoinitiator for radical polymerization

ReferenceSame Category

Antioxidant 119

CAS106990-43-6

UV stabilizer for plastics

Safety Reference

Flammable
Flammable
Harmful
Harmful
Danger
H225Highly flammable liquid and vapour
H332Harmful if inhaled
H336May cause drowsiness or dizziness

Customs Tariff Classification

The international HS code for Trimethylsilanol (CAS 1066-40-6) 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

hydroxy(trimethyl)silane

InChIKey

AAPLIUHOKVUFCC-UHFFFAOYSA-N

SMILES

C[Si](C)(C)O

Synonyms (9)
  • Hydroxytrimethylsilane
  • Silanol, 1,1,1-trimethyl-
  • Silanol, trimethyl-
  • Trimethylhydroxysilane
  • Trimethylsilano
  • Trimethylsilanol
  • trimethylsilyl alcohol

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