Dinonyl phthalate

Synonyms

1,2-Benzenedicarboxylic acid, dinonyl ester; Bisoflex 91; Bisoflex DNP; Bisolflex 91; Di-n-nonyl phthalate; Di-n-nonylphthalate (DnNP); Dinonyl 1,2-benzenedicarboxylate; Dinonylphthalate; Nonyl phthalate; Phthalic acid, dinonyl ester; Unimoll DN; [ChemIDplus]

Category

Phthalate Esters

Description

Colorless liquid; [Hawley]

Sources/Uses

Used in plastisols and coating pastes, as a low-volatility plasticizer for vinyl resins, as a stationary liquid phase in chromatography, and to make vinyl mixes resistant to heat and detergents; [HSDB]

Comments

Rats exposed to saturated vapors (28 deg C) 6 hr/day for 12 days show no adverse effects. Rats exposed to 5 mL/kg/day for 7 days have CNS depression. Oral LD50 (rat) = 26 g/kg; Like dioctyl phthalate, it may cause CNS depression and mild liver toxicity after ingestion of large amounts; [HSDB] May cause irritation; [MSDSonline] See "PHTHALATE ESTERS."

Biomedical References

5.14E-07 mm Hg

Hepatoxic (a) from occupational exposure (secondary effect) or (b) in animal studies or in humans after ingestion

Processes

Industrial Processes with risk of exposure:

• Plastic Composites Manufacturing