| Agent Name |
Tetrachlorophthalic anhydride |
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| CAS Number |
117-08-8 |
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| Formula |
C8-Cl4-O3 |
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| Major Category |
Plastics & Rubber |
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| Synonyms |
1,3-Dioxy-4,5,6,7-tetrachloroisobenzofuran; 1,3-Isobenzofurandione, 4,5,6,7-tetrachloro-; Niagathal; Phthalic anhydride, tetrachloro-; [HSDB] |
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| Category |
Acid Anhydrides |
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| Description |
Odorless, white, free-flowing powder; |
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| Sources/Uses |
Used as flame retardant in unsaturated polyester resins, polyurethane foams and surface coatings; also used as a chemical intermediate for pigments, drugs, and plasticizers; [HSDB] |
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| Comments |
Occupational asthma reported in workers manufacturing epoxy resins and plastics; [Malo] |
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| Reference Link |
Occupational asthma due to tetrachlorophthalic anhydride |
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| Exposure Assessment |
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| Skin Designation (ACGIH) |
Not evaluated |
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| Adverse Effects |
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| Asthma |
Yes |
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| Links to Other NLM Databases |
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| Health Studies |
Human Health Effects from Hazardous Substances Data Bank: TETRACHLOROPHTHALIC ANHYDRIDE
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