C5H12O3
120.15 g/mol
Pharmaceutical IntermediateDanger
Trimethyl orthoacetate
CAS1445-45-0EC215-892-9
Category
Pharmaceutical Intermediate
Compound Class
Ester
Primary Use
Pharmaceutical Intermediate
Trimethyl orthoacetate is a colorless liquid organic compound commonly employed as a chemical intermediate in pharmaceutical manufacturing. Its primary significance lies in its role as a building block for the synthesis of various active pharmaceutical ingredients.
Chemical intermediate in pharmaceutical synthesis
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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Safety Reference
Danger
H225Highly flammable liquid and vapour
H317May cause an allergic skin reaction
H319Causes serious eye irritation
Regulatory Compliance1
- CN Catalogue of Hazardous ChemicalsCNRegulation
Customs Tariff Classification
The international HS code for Trimethyl orthoacetate (CAS 1445-45-0) is 2915.90.
HS code (international, 6-digit)
2915.90
EU CN code (8-digit)
2915 90 90
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
1,1,1-trimethoxyethane
InChIKey
HDPNBNXLBDFELL-UHFFFAOYSA-N
SMILES
CC(OC)(OC)OC
Synonyms (11)
- 1,1,1-TRIMETHOXYETHANE
- Ethane, 1,1,1-trimethoxy-
- MeC(OMe)3
- Methyl orthoacetate
- Trimethoxyethane
- Trimethyl orthoacetate
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