Chemical name: tetrabromophthalic acid diethylene glycol diethyl ester/glycol

English name: Methanesulfonic anhydride

CAS No.: 370071-69-5

Molecular formula: C2H6O5S2

Molecular weight: 174.19604

Properties: This product is white or light yellow crystal powder, easily soluble in water, slightly soluble in alcohol, insoluble in benzene and ether, and the aqueous solution is alkaline.

Product index: appearance: white to light yellow crystal powder

Bromine content% ≥ 59.0

Melting point ℃ ≥ 500

Moisture% ≤ 1.0

Free alkali% ≤ 1.0

Product use: This product is a reactive flame retardant, mainly used for flame retardant of fabrics and coatings.