C5H3ClOS
146.6 g/mol
Research ReagentWarning
5-Chlorothiophene-2-carbaldehyde
CAS7283-96-7EC230-708-7
Category
Research Reagent
Compound Class
Heterocycle
Primary Use
Research Compound
5-Chlorothiophene-2-carbaldehyde is a research compound featuring a thiophene ring substituted with a chlorine atom and an aldehyde group. It is primarily used as a laboratory reagent for chemical synthesis and research applications.
laboratory reagentresearch 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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Safety Reference
Warning
H302Harmful if swallowed
H312Harmful in contact with skin
H315Causes skin irritation
H319Causes serious eye irritation
H332Harmful if inhaled
H335May cause respiratory irritation
Customs Tariff Classification
The international HS code for 5-Chlorothiophene-2-carbaldehyde (CAS 7283-96-7) 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-chlorothiophene-2-carbaldehyde
InChIKey
VWYFITBWBRVBSW-UHFFFAOYSA-N
SMILES
C1=C(SC(=C1)Cl)C=O
Synonyms (16)
- 2-Chloro-5-formylthiophene
- 5-Chloro-2-formylthiophene
- 5-Chlorothiophene-2-aldehyde
- 5-chloro-2-thiophenaldehyde
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