4-Hydroxybenzoic acid

Purity : >99.0%(GC)(T)

CAS No.: 99-96-7
EC No.: 202-804-9
EC Name: 4-hydroxybenzoic acid
ECHA Name: 4-hydroxybenzoic acid

p-Hydroxybenzoic acid
Benzoic acid, 4-hydroxy-

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SKU: 4-Hydroxybenzoic acid ; 99-96-7 ; 4-hydroxybenzoic acid ; 202-804-9 ; 4-hydroxybenzoic acid ; 100.002.550 Category:
Purity / Analysis Method >99.0%(GC)(T)
Molecular Formula / Molecular Weight C7H6O3 = 138.12
Physical State (20 deg.C) Solid
CAS RN 99-96-7
PubChem Substance ID 87570636
Merck Index (14) 4812
MDL Number MFCD00002547

Specification & Properties

Appearance White powder to crystal
Purity(GC) min. 99.0 %
Purity(Neutralization titration) min. 99.0 %
Melting point 214.0 to 219.0 deg.C
Solubility in Methanol very faint turbidity
Melting Point 215 deg.C
Solubility in water Practically insoluble
Solubility (very soluble in) Alcohol
Solubility (soluble in) Ether,Acetone
Solubility (very slightly) Chloroform

Safety & Regulations

Safety Information:
Chemical Safety Chemical SafetyChemical Safety
Signal Word Warning
Hazard Statements H319 : Causes serious eye irritation.
H402 : Harmful to aquatic life.
Precautionary Statements P501 : Dispose of contents/ container to an approved waste disposal plant.
P273 : Avoid release to the environment.
P264 : Wash skin thoroughly after handling.
P280 : Wear eye protection/ face protection.
P337 + P313 : If eye irritation persists: Get medical advice/ attention.
P305 + P351 + P338 : IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
Related Laws:
RTECS# DH1925000
Transport Information:
Hazard Classification:

According to the classification provided by companies to ECHA in REACH registrations this substance
causes serious eye damage and
may cause respiratory irritation.

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