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4-Hydroxybenzoic acid methyl ester, 250 g

≥98 %, Ph. Eur.
i harmful to aquatic life with long lasting effects
i avoid release to the environment
Related products
Pack Qty.
Methylparaben, Methyl-p-hydroxybenzoate
Empirical formula C8H8O3
Molar mass (M) 152,15 g/mol
Density (D) 1,38 g/cm³
Boiling point (bp) 280 °C
Melting point (mp) 128 °C
CAS No. [99-76-3]
EG-Nr. 202-785-7

€24.20/Pack Qty. 

excl. VAT. | 250 g per Pack Qty.

Art. No. 3646.2

Available at short notice
from 6 Pack Qty. €22.99/Pack Qty.
from 24 Pack Qty. €21.78/Pack Qty.
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Product details

4-Hydroxybenzoic acid methyl ester ≥98 %, Ph. Eur.

Technical Information
Checked according to pharmacopoeia Ph. Eur. 
4-Hydroxybenzoic acid methyl ester
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Order No. Pack Qty. Pack. Price Quantity
3646.1 100 g plastic €17.75
3646.2 250 g plastic €24.20
3646.3 500 g plastic €41.40
3646.4 1 kg plastic €72.60
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Downloads / MSDS

Certificates of Analysis

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The following analysis certificates have been found:

Type analysis

Appearancewhite to almost white powder
Appearance of solution (10 % in ethanol 96 %)complies
Assay (HPLC)98,0-102,0 %
Melting point125-128 °C
Acidity (0,1 M NaOH/0,2 g)complies
Sulphated ash≤0,1 %
Related substances (p-HBA)≤0,5 %
Related substances (unspecific impurities)≤0,5 %
Related substances (total)≤1,0 %
Volatile organic impuritiescomplies
Residual solvents (methanol)≤0,3 %

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