C6H14O3
134.17 g/mol
Industrial ChemicalDanger
Trimethylolpropane
CAS77-99-6EC201-074-9
Category
Industrial Chemical
Compound Class
Alcohol
Primary Use
Building block for polymer industry
Trimethylolpropane (TMP) is an organic compound and a triol, featuring three hydroxyl groups. It is a widely used building block in the polymer industry.
Building block for polymer productionIntermediate for polyurethanes and alkyd resins
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
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Chemical intermediate for pesticides and plastics
Safety Reference
Danger
H360May damage fertility or the unborn child
Customs Tariff Classification
The international HS code for Trimethylolpropane (CAS 77-99-6) is 2905.41.
HS code (international, 6-digit)
2905.41
EU CN code (8-digit)
2905 41 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
2-ethyl-2-(hydroxymethyl)propane-1,3-diol
InChIKey
ZJCCRDAZUWHFQH-UHFFFAOYSA-N
SMILES
CCC(CO)(CO)CO
Synonyms (33)
- 9D2
- 1, 2-ethyl-2-(hydroxymethyl)-
- 1,1,1-Trimethylolpropane
- 1,1-Trimethylolpropane
- Ethriol
- Ethyltrimethylolmethane
- Etriol
- Ettriol
- Hexaglycerine
- Methanol, (propanetriyl)tris-
- Propylidynetrimethanol
- TMP (alcohol)
- Tri(hydroxymethyl)propane
- Trimethylolpropane
- Tris(hydroxymethyl)propane
- trimethylolpropane (TMP)
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