4-Hydroxybenzoic acid for synthesis, Sigma-Aldrich®

Supplier: Merck
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Synonyms: p-Hydroxybenzoic Acid

M-Clarity™ quality level = MQ200

8.21814.0005 8.21814.0250 8.21814.1000 8.21814.9050
8.21814.0005EA 23.4 GBP
8.21814.0005 8.21814.0250 8.21814.1000 8.21814.9050
4-Hydroxybenzoic acid for synthesis, Sigma-Aldrich®
4-Hydroxybenzoic acid
Formula: C₇H₆O₃
MW: 138,12 g/mol
Boiling Pt: 336 °C (1013 hPa)
Melting Pt: 210…211 °C
Density: 1,398 g/cm³ (20 °C)
Storage Temperature: Ambient
MDL Number: MFCD00002547
CAS Number: 99-96-7
EINECS: 202-804-9
Merck Index: 13,04837

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Specification Test Results

Solubility 5 g/l (25 °C)
Melting Point 213 - 216 °C
Molar Mass 138.12 g/mol
Bulk Density 600 kg/m3
pH 3.3 (1 g/l, H2O, 20 °C)
Ignition Point 250 °C

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