C9H9NO
147.17 g/mol
Industrial ChemicalDanger
3,5-Dimethylphenyl isocyanate
CAS54132-75-1EC258-987-0
Category
Industrial Chemical
Compound Class
Aromatic
Primary Use
chemical intermediate for synthesis
3,5-Dimethylphenyl isocyanate is an industrial chemical used primarily as a chemical intermediate for synthesis. It is an aromatic isocyanate compound with the molecular structure featuring an isocyanate group attached to a dimethyl-substituted benzene ring.
chemical intermediate for 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
H301Toxic if swallowed
H302Harmful if swallowed
H312Harmful in contact with skin
H315Causes skin irritation
H319Causes serious eye irritation
H332Harmful if inhaled
H334May cause allergy or asthma symptoms or breathing difficulties if inhaled
H335May cause respiratory irritation
Customs Tariff Classification
The international HS code for 3,5-Dimethylphenyl isocyanate (CAS 54132-75-1) is 2929.10.
HS code (international, 6-digit)
2929.10
EU CN code (8-digit)
2929 10 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
1-isocyanato-3,5-dimethylbenzene
InChIKey
DZSGDHNHQAJZCO-UHFFFAOYSA-N
SMILES
CC1=CC(=CC(=C1)N=C=O)C
Synonyms (6)
- 3,5-Dimethylphenyl isocyanate
- 3,5-Xylyl isocyanate
- 3,5-dimethylbenzenisocyanate
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