Maleic Anhydride CAS 108-31-6 Pharmaceutical Intermediates

Product Description:

Product Name: Maleic anhydride CAS NO: 108-31-6

Synonyms:

dihydro-2,5-dioxofuran;

2,5-Furandione;

maleic acid anhydride;

Chemical & Physical Properties:

Appearance: White crystals

Assay :≥99.00%

Density: 1.48

Boiling Point: 200℃

Melting Point: 52-55℃

Flash Point: 102℃

Refractive Index: 1.554

Water Solubility: 79 g/100 mL (25℃)

Stability: Stable. Combustible. Incompatible with water, strong oxidizing agents, alkali metals, strong bases, amines, most common metals, polymerization catalysts and accelerators.

Storage Condition: Store at RT.

Vapor Density: 3.4 (vs air)

Vapor Pressure: 0.16 mm Hg ( 20℃)

Safety Information:

RTECS: ON3675000

Hazard Class: 8

Safety Statements: S22-S26-S36/37/39-S45

HS Code: 2917140000

Packing Group: III

WGK Germany: 1

RIDADR

UN 2215 8/PG 3

Risk Statements

R22; R34; R42/43

Hazard Code: C

Supplemental Hazard Statements: Corrosive to the respiratory tract.

Hazard Declaration: H302; H314; H317; H334; H372; H373

Caution Statements: P261; P280; P284; P303 + P361 + P353; P304 + P340 + P310; P305 + P351 + P338; P342 + P311

Symbols: GHS05, GHS07, GHS08

Signal Word: Danger

Maleic anhydride is an organic compound with the formula C2H2(CO)2O. It is the acid anhydride of maleic acid. It is a colorless or white solid with an acrid odor. It is produced industrially on a large scale for applications in coatings and polymers.

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