C8H7ClO
154.59 g/mol
Pharmaceutical IntermediateDanger
4'-Chloroacetophenone
CAS99-91-2EC202-800-7
Category
Pharmaceutical Intermediate
Compound Class
Aromatic
Primary Use
Pharmaceutical Intermediate
4'-Chloroacetophenone, also known as phenacyl chloride, is a substituted acetophenone used as a building block in organic chemistry. It is primarily employed as a chemical intermediate in pharmaceutical manufacturing.
chemical intermediate for pharmaceuticalsbuilding block in organic 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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Related Compounds
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Safety Reference
Danger
H302Harmful if swallowed
H315Causes skin irritation
H318Causes serious eye damage
H319Causes serious eye irritation
H330Fatal if inhaled
H335May cause respiratory irritation
H412Harmful to aquatic life with long lasting effects
H227
Customs Tariff Classification
The international HS code for 4'-Chloroacetophenone (CAS 99-91-2) is 2914.79.
HS code (international, 6-digit)
2914.79
EU CN code (8-digit)
2914 79 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-(4-chlorophenyl)ethanone
InChIKey
BUZYGTVTZYSBCU-UHFFFAOYSA-N
SMILES
CC(=O)C1=CC=C(C=C1)Cl
Synonyms (23)
- 1-(4-Chlorophenyl)Ethan-1-One
- 1-(4-Chlorophenyl)ethanone
- 1-acetyl-4-chlorobenzene
- 4'-Chloroacetophenone
- 4-Acetylchlorobenzene
- 4-Chlorophenyl methyl ketone
- 4-chloracetophenone
- Acetophenone, 4'-chloro-
- Benzonatate Impurity 25
- Ethanone, 1-(4-chlorophenyl)-
- Methyl 4-chlorophenyl ketone
- Methyl p-chlorophenyl ketone
- P-CHLOROACETOPHENONE
- USAF DO-1
- acetophenone, p-chloro-
- p-Acetylchlorobenzene
- p-Chloracetophenone
- p-Chlorophenyl methyl ketone
- p-choroacetophenone
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