C11H7BrOS
267.14 g/mol
Pharmaceutical IntermediateWarning
2-Bromo-5-benzoylthiophene
CAS31161-46-3EC608-584-4
Category
Pharmaceutical Intermediate
Compound Class
Heterocycle
Primary Use
Pharmaceutical Intermediate
2-Bromo-5-benzoylthiophene is a brominated thiophene derivative used as a pharmaceutical intermediate. Its structure consists of a thiophene ring substituted with a bromine atom and a benzoyl group.
pharmaceutical intermediateresearch compound for chemical 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
ReferenceSame Category
Benzyl 1-piperazinecarboxylate
CAS31166-44-6
pharmaceutical intermediate
ReferenceSame Category
5-Chloropyridine-2-carboxaldehyde
CAS31181-89-2
pharmaceutical intermediate
ReferenceSame Category
2-(trifluoromethyl)benzoyl chloride
CAS312-94-7
pharmaceutical intermediate
ReferenceSame Category
3-Amino-5-methylpyrazole
CAS31230-17-8
pharmaceutical intermediate
Referencesame scaffold
Ticrynafen
CAS40180-04-9
pharmaceutical raw material
Safety Reference
Warning
H302Harmful if swallowed
H315Causes skin irritation
H319Causes serious eye irritation
H335May cause respiratory irritation
Customs Tariff Classification
The international HS code for 2-Bromo-5-benzoylthiophene (CAS 31161-46-3) is 2934.99.
HS code (international, 6-digit)
2934.99
EU CN code (8-digit)
2934 99 90
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
(5-bromothiophen-2-yl)-phenylmethanone
InChIKey
DHPVOIIUHSEYJY-UHFFFAOYSA-N
SMILES
C1=CC=C(C=C1)C(=O)C2=CC=C(S2)Br
Synonyms (13)
- TIAPROFENIC ACID IMPURITY F (EP IMPURITY)
- Tiaprofenic Acid EP Impurity F
- Tiaprofenic Acid EP Impurity F (Free Base)
- 2-Bromo-5-benzoylthiophene
- 2-benzoyl-5-bromothiophene
- 5-Benzoyl-2-bromothiophene
- 5-bromo-2-benzoylthiophene
- Tiaprofenic acid impurity F
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