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Sodium methylparaben CAS 5026-62-0

Sodium methylparaben is a water-soluble preservative with the chemical formula C8H7NaO3 and CAS number 5026-62-0. It appears as a white hygroscopic powder, easily soluble in water, and alkaline. Its molecular structure contains benzene rings and carboxylic acid ester groups, which exert broad-spectrum antibacterial effects by disrupting microbial cell membranes. This compound has been widely used in the field of industrial anti-corrosion since the mid-20th century, and is now in compliance with national standards such as GB 2760-2011.
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  • 5026-62-0

  • bosschem

  • 5026-62-0

Sodium methylparaben Basic information
Product Name: Sodium methylparaben
CAS: 5026-62-0
MF: C8H9NaO3
MW: 176.15
EINECS: 225-714-1
Mol File: 5026-62-0.mol
Sodium methylparaben Chemical Properties
Melting point >125°C
density 1.42 g/cm3 (20 °C)
storage temp. Store at +15°C to +25°C.
solubility Freely soluble in water, sparingly soluble in ethanol (96 per cent), practically insoluble in methylene chloride.
pka 8.4[at 20 ℃]
form Powder
color White
PH 9.7-10.3 (1g/l, H2O)
Water Solubility 418g/L at 20℃
BRN 4165000
InChI InChI=1S/C8H8O3.Na.H/c1-11-8(10)6-2-4-7(9)5-3-6;;/h2-5,9H,1H3;;
InChIKey PESXGULMKCKJCC-UHFFFAOYSA-M
SMILES C(C1C=CC(O)=CC=1)(=O)OC.[NaH]
LogP -0.63 at 20℃
CAS DataBase Reference 5026-62-0(CAS DataBase Reference)
EPA Substance Registry System Methylparaben sodium (5026-62-0)

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