Propetry
Synonym: 2.5-Furandione, cis-butene-dioic anhydride
Molecular Formula: C4H2O3
Molecular Weight: 98.058
CAS No.: 108-31-6
Property: It is a kind of white briquettes with heavy irritant oder. Sp. gr. (solid) 1.48, m. p, 52.8°C, b.p200°C (760mmHg), also readily sublimates. It is soluble in alcohol, ether, acetone and slightly soluble in petroleum ether, carbon tetrachloride. It is soluble in water, forming maleic acid.
Specification
Content(by MAN) | 99.5% Min |
Molten color | 25 Hazen Max |
Crystallization point | 52.4 Min |
Ash | 0.005% Max |
Iron | 5 mg/kg Max |