C8H9NO
135.16 g/mol
Pharmaceutical IntermediateWarning
Acetanilide
CAS103-84-4EC203-150-7
Category
Pharmaceutical Intermediate
Compound Class
Amide
Primary Use
Pharmaceutical Intermediate
Acetanilide is an organic compound that appears as an odorless solid in leaf or flake form. It is primarily used as an intermediate in the production of sulfa drugs and dyes.
intermediate for sulfa drugsintermediate for dyes
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
ReferenceSame Category
P-acetotoluide
CAS103-89-9
pharmaceutical intermediate
ReferenceSame Category
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CAS10300-22-8
pharmaceutical intermediate
ReferenceSame Category
3'-O-methylguanosine
CAS10300-27-3
pharmaceutical intermediate
ReferenceSame Category
3',5'-Bis-O-(4-methylbenzoyl)-2-deoxy-5-azacytosine
CAS10302-79-1
pharmaceutical intermediate
Safety Reference
Warning
H302Harmful if swallowed
H315Causes skin irritation
H319Causes serious eye irritation
H335May cause respiratory irritation
H320Causes eye irritation
H336May cause drowsiness or dizziness
H361Suspected of damaging fertility or the unborn child
H370Causes damage to organs
H372Causes damage to organs through prolonged or repeated exposure
H402Harmful to aquatic life
Regulatory Compliance1
- CN Catalogue of Hazardous ChemicalsCNRegulation
Customs Tariff Classification
The international HS code for Acetanilide (CAS 103-84-4) is 2924.29.
HS code (international, 6-digit)
2924.29
EU CN code (8-digit)
2924 29 70
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
N-phenylacetamide
InChIKey
FZERHIULMFGESH-UHFFFAOYSA-N
SMILES
CC(=O)NC1=CC=CC=C1
Synonyms (47)
- Acetaminophen EP impurity D
- Acetanilide Melting Point Standard, United States Pharmacopeia (USP)
- Paracetamol EP Impurity D; Acetaminophen Related Compound D
- ACETANILIDE [MART.]
- AN [Analgesic]
- Acetamide, N-(phenyl-13C6)-
- Acetamide, N-phenyl-
- Acetamidobenzene
- Acetanil
- Acetanilid
- Acetanilide (Acetylaniline)
- Acetanilide (Antifebrin)
- Acetanilide M.P. RS
- Acetanilidum
- Acetic acid amide, N-phenyl-
- Acetic acid anilide
- Acetoanilide
- Acetylaminobenzene
- Acetylaniline
- Aniline, N-acetyl-
- Antifebrin
- Antifebrinum
- Benzenamine, N-acetyl-
- Caswell No. 003E
- Ethananilide
- N-Acetyl-benzenamine
- N-Acetylaminobenzene
- N-Acetylaniline
- N-Phenylacetamide
- N-acetylarylamine
- N-phenylethanamide
- PARACETAMOL IMPURITY D
- PhNHAc
- Phenalgene
- Phenalgin
- USAF EK-3
- acetanilide
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