Agent Name

Ethylene bis(tetrabromophthalimide)

CAS Number

32588-76-4

Formula

C18-H4-Br8-N2-O4

Major Category

Plastics & Rubber

Synonyms

1H-Isoindole-1,3(2H)-dione, 2,2'-(1,2-ethanediyl)bis(4,5,6,7-tetrabromo-; 2,2'-(1,2-Ethanediyl)bis(4,5,6,7-tetrabromo-1H-isoindole-1,3(2H)-dione); BT 93; BT 93W; BT-93D; Citex BT 93; Ethylene bis(tetrabromophthalimide); N,N'-Ethylenebis(tetrabromophthalimide); Saytex BT 93; Saytex BT 93W; Phthalimide, N,N'-ethylenebis(tetrabromo-; [ChemIDplus]

Category

Other Plasticizers

Description

Off-white or light yellow solid; [HSDB] Yellowish powder; [MSDSonline]

Sources/Uses

Used as a flame retardant for polyolefins, high-impact polystyrene (HIPS), thermoplastic polyesters (PBT, PET, etc.), polycarbonate, elastomers, electrical and electronics components, wire and cable insulation, switches, and conductors; [HSDB]

Comments

In lethal inhalation studies of rats, causes dyspnea and pulmonary emboli; [ChemIDplus] No adverse effects in rats that consumed about 1000 mg/kg/bw/day for 90 days; No fetal effects in rats fed 1000 mg/kg/day on gestation days 6-15; [HSDB] Mildly irritating to eyes; [Hawley]

Exposure Assessment
Lethal Concentration

LC (rat) > 203,000 mg/m3/1h

Links to Other NLM Databases
Health Studies

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