Agent Name

4-Methylphthalic anhydride

CAS Number

19438-61-0

Formula

C9-H6-O3

Major Category

Plastics & Rubber

Synonyms

1,3-Isobenzofurandione, 5-methyl-; Phthalic anhydride, 4-methyl-; [ChemIDplus] 4-Methylphthalic acid anhydride; 5-Methylisobenzofuran-1,3-dione; [Acros Organics MSDS]

Category

Acid Anhydrides, Cyclic

Description

Off-white to tan chips; [Acros Organics MSDS]

Comments

An irritant; [Acros Organics MSDS] See "Phthalic anhydride," "Tetrahydromethylphthalic anhydride," and "Methyltetrahydrophthalic anhydride."

Adverse Effects
Asthma

Yes

Links to Other NLM Databases
Toxicity Information

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Chemical Information

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Related Information in HazMap
Diseases

Occupational diseases associated with exposure to this agent: