Chemical name: 4-Hydroxybenzoic acid, methyl esterProduct name:Methyl 4-hydroxybenzoate
Molecular formula:C8H8O3
Molecular weight:152.15
CAS#:99-76-3
EINECS No: 202-785-7
Density(20℃,4℃):1.1208137.2
Density(25℃,4℃):1.1097150.4
Melting point(℃):131
Boiling point(℃,):275
Freezing point(℃):131
Physical and chemical properties: white crystal. Easily soluble in alcohol, ether and acetone, slightly soluble in water.
Boiling point is 270-280℃.
Quality standard:Q/SH008-2014,BP,USP
Appearance:Colorless crystal or white crystalline powder
Content (dry basis)%≥99.0
Melting point℃:125-128
Acidity/QualifiedQualified
Sulfate (SO42-) %≤0.024
Drying loss %≤0.50
Residue on ignition %≤0.1
P-hydroxybenzoic acid and salicylic acid %≤0.1
Relatedsubstances: Qualified
Appearance:Qualified
Identification test:Qualified
Uses: the product is mainly used as preservative for organic synthesis, drugs, cosmetics, and feeds.
Packing: plastic bag, 1kg/bag, 20 bags/carton, or cardboard drum lined with plastic bag, net weight is 25kg or 50kg.
*Special requirements can be negotiated