Agent Name

Dinonyl phthalate

CAS Number

84-76-4

Formula

C26-H42-O4

Major Category

Plastics & Rubber

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."

Exposure Assessment
Vapor Pressure

5.14E-7 mm Hg

Adverse Effects
Hepatotoxin

Hepatotoxin, Secondary

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Health Studies

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Toxicity Information

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Chemical Information

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Processes

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