Monomethyl fumarate

Alias: Fumaric acid monomethyl ester; Methyl hydrogen fumarate; (2Z)-4-methoxy-4-oxobut-2-enoic acid; (2E)-4-methoxy-4-oxobut-2-enoic acid
CAS #: 2756-87-8
Molecular formula: C₅H₆O₄
Structural formula:

Molecular weight: 130
Properties: white crystal powder, hardly soluble in water and easily soluble in ethyl alcohol
To use: as food preservative and feed preservative 
Packaging: woven bag lined with double layer of plastic bag, 25kg