C5H3ClOS
146.6 g/mol
OtherDanger
2-Thiophenecarbonyl chloride
CAS5271-67-0EC226-092-4
Category
Other
Compound Class
n.a
Primary Use
Laboratory reagent
2-Thiophenecarbonyl chloride is a chemical compound used as a building block in organic synthesis. It is commonly employed as a reagent for introducing the thiophene-2-carbonyl group into other molecules.
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
Safety Reference
Danger
H314Causes severe skin burns and eye damage
Customs Tariff Classification
The international HS code for 2-Thiophenecarbonyl chloride (CAS 5271-67-0) 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
thiophene-2-carbonyl chloride
InChIKey
QIQITDHWZYEEPA-UHFFFAOYSA-N
SMILES
C1=CSC(=C1)C(=O)Cl
Synonyms (24)
- .alpha.-Thenoyl chloride
- 2-Thenoyl chloride
- 2-Thienylcarbonyl chloride
- 2-Thiophenecarbonyl chloride
- 2-Thiophenecarbonylchioride
- 2-chlorocarbonyl-thiophene
- 2-thienoyl chloride
- 2-thienyl formyl chloride
- 2-thiophencarbonylchloride
- Rivaroxaban Impurity 129
- Thiopen-2-carbonyl chloride
- Thiophene-2-carbonyl chloride
- a-Thenoyl chloride
- thenoyl chloride
- thienoyl chloride
- thiopene-2-carbonyl chloride
- thiophen-2-carbonyl chloride
- thiophenecarbonyl chloride
- thiophenylcarbonyl chloride
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