1,2,4,5-benzene tetracarboxylic dianhydride

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pyromellitic anhydride

CAS: 89-32-7 C10 H2 O6 MW: 218.12114000

Identification

Name1,2,4,5-benzene tetracarboxylic dianhydride
IUPACfuro[3,4-f][2]benzofuran-1,3,5,7-tetrone
CAS Number89-32-7
EINECS201-898-9
FDA UNII2Z22T30QZQ
Molecular FormulaC10 H2 O6
Molecular Weight218.12114000
MDL NumberMFCD00005005
Nikkaji NumberJ4.301J
Beilstein213583

Regulatory

FDA/DG SANTE Petitions, Reviews, NoticesFCN 10
DG SANTE Food Contact Materialspyromellitic anhydride
FDA Mainterm (IAUFC)89-32-7 ; PYROMELLITIC DIANHYDRIDE

Physical Properties

Assay 95.00 to 100.00
Food Chemicals Codex Listed No
Soluble in water, 519.1 mg/L @ 25 °C (est)

No sensory data available

Safety Information

Preferred SDSView
Oral/Parenteral Toxicityoral-guinea pig LD50 1595 mg/kg
Dermal ToxicityNot determined
Inhalation Toxicityinhalation-rat LCLo 150 mg/m3/4H

GHS Classification

['GHS Classification in accordance with 29 CFR 1910 (OSHA HCS)', 'GHS Label elements, including precautionary statements']

Safety in Use

Categoryindirect food additives: adhesives and components of coatings
Recommendation for 1,2,4,5-benzene tetracarboxylic dianhydride usage levels up tonot for fragrance use.
Recommendation for 1,2,4,5-benzene tetracarboxylic dianhydride flavor usage levels up tonot for flavor use.

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Potential Uses

None Found

Natural Occurrence

not found in nature

Synonyms

benzene-1,2:4,5-tetracarboxylic dianhydride 1H,3H- benzo(1,2-c:4,5-c')difuran-1,3,5,7-tetrone furo[3,4-f][2]benzofuran-1,3,5,7-tetrone pyromellitic 1,2:4,5-dianhydride (6CI) pyromellitic acid dianhydride pyromellitic anhydride Try the PubMed Search.