C8Cl4O3
285.9 g/mol
Industrial ChemicalDanger
TETRACHLOROPHTHALIC ANHYDRIDE
CAS117-08-8EC204-171-4
Category
Industrial Chemical
Compound Class
Halocarbon
Primary Use
Flame retardant and chemical intermediate
Tetrachlorophthalic anhydride is an odorless crystalline solid or white powder primarily used as a flame retardant in polymers such as unsaturated polyester resins and polyurethane foams, and as a chemical intermediate for dyes, pigments, and plasticizers.
Flame retardant in unsaturated polyester resinsFlame retardant in polyurethane foamsChemical intermediate for pigments, drugs, and plasticizers
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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CAS 117-08-8
Related Compounds
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chemical intermediate for synthesis
Referencesame scaffold
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pharmaceutical intermediate
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Chemical intermediate for dyes and pigments
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research compound
Safety Reference
Danger
H317May cause an allergic skin reaction
H318Causes serious eye damage
H334May cause allergy or asthma symptoms or breathing difficulties if inhaled
H400Very toxic to aquatic life
H410Very toxic to aquatic life with long lasting effects
H320Causes eye irritation
H372Causes damage to organs through prolonged or repeated exposure
Identifiers
IUPAC Name
4,5,6,7-tetrachloro-2-benzofuran-1,3-dione
InChIKey
AUHHYELHRWCWEZ-UHFFFAOYSA-N
SMILES
C12=C(C(=C(C(=C1Cl)Cl)Cl)Cl)C(=O)OC2=O
Synonyms (17)
- 1, 4,5,6,7-tetrachloro-
- Niagathal
- TETRACHLOROPHTHALIC ANHYDRIDE
- Tetrathal