SZSE:002741
Chemical Reagents
Methyl 4-hydroxybenzoateCOA Report
  • CAS No.:99-76-3
  • Molecular weight:152.14
  • Aliases:Methyl paraben; Methyl p-hydroxybenzoate; 4-(Methoxycarbonyl)phenol; 4-Hydroxybenzoic acid methyl ester; 4-(Carbomethoxy)phenol;
  • Molecular formula:C8H8O3
  • EC No.:202-785-7
Information
Specification category:
Product No. Product name specifications
1.19280.010 Methyl 4-hydroxybenzoate CP100g
Characteristic: Appearance and properties:Colorless crystals or white crystalline powder, odorless or slight pungent odor.
Melting point(℃): 125-128
Boiling point(℃): 270-280(Decomposition)
Concentration: pure
Solubility: disoluble?in water,Slightly soluble in Benzene, carbon tetrachloride, soluble in alcohol, ether, acetone.
Technical indicators:
Item AR CP
Assay(C8H8O3) ≥99.0% ≥98.5%
Melting point(℃) 126~128 125~128
Solubility in dthanol Pass ----
pH value(50g/L,25℃) 4.0~7.0 4.0~7.0
Residue on ignition (as SO4) ≤0.05% ≤0.1%
Chloride(Cl) ≤0.001% ≤0.001%
Sulfate(SO4) ≤0.005% ≤0.01%
Iron(Fe) ≤0.005% --
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