C4Br4S
399.73 g/mol
Industrial ChemicalWarning
Tetrabromothiophene
CAS3958-03-0EC223-554-7
Category
Industrial Chemical
Compound Class
Halocarbon
Primary Use
organic synthesis intermediate
Tetrabromothiophene is a brominated heterocyclic compound used as an intermediate in organic synthesis. Its structure permits halogen rearrangement reactions, enabling functionalization at positions that are often difficult to access by conventional methods.
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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Chemical intermediate for synthesis
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dye intermediate
ReferenceSame Category
1-Bromo-4-tert-butylbenzene
CAS3972-65-4
organic synthesis intermediate
Safety Reference
Warning
H302Harmful if swallowed
H312Harmful in contact with skin
H332Harmful if inhaled
H315Causes skin irritation
H319Causes serious eye irritation
H335May cause respiratory irritation
Customs Tariff Classification
The international HS code for Tetrabromothiophene (CAS 3958-03-0) 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
2,3,4,5-tetrabromothiophene
InChIKey
AVPWUAFYDNQGNZ-UHFFFAOYSA-N
SMILES
C1(=C(SC(=C1Br)Br)Br)Br
Synonyms (11)
- 2,3,4,5-Tetrabromothiophene
- 2,4,5-Tetrabromothiophene
- Perbromothiophene
- Tetrabromothiophene
- Thiophene, tetrabromo-
- Thiophene, tetrabromo-(8CI)
- tetrabromthiophen
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