C9H9Cl
152.62 g/mol
Industrial ChemicalWarning
4-Chloro-alpha-methylstyrene
CAS1712-70-5EC216-984-1
Category
Industrial Chemical
Compound Class
Aromatic
Primary Use
Monomer for polymer synthesis
4-Chloro-alpha-methylstyrene is an industrial chemical primarily used as a monomer in polymer synthesis. It features an aromatic ring with a chlorine substituent and a vinyl group, contributing to its reactivity in polymerization processes.
Monomer for polymer 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
Warning
H227
H315Causes skin irritation
H319Causes serious eye irritation
H335May cause respiratory irritation
H411Toxic to aquatic life with long lasting effects
Customs Tariff Classification
The international HS code for 4-Chloro-alpha-methylstyrene (CAS 1712-70-5) is 2903.99.
HS code (international, 6-digit)
2903.99
EU CN code (8-digit)
2903 99 80
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-chloro-4-prop-1-en-2-ylbenzene
InChIKey
WQDGTJOEMPEHHL-UHFFFAOYSA-N
SMILES
CC(=C)C1=CC=C(C=C1)Cl
Synonyms (10)
- 4-Chloro-alpha-methylstyrene
- 4-Chloro-|A-methylstyrene
- 4-Chloroisopropenylbenzene
- 4-Isopropenylchlorobenzene
- p-Chloro-alpha-methylstyrene
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