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8.14755 EMD Millipore

2-Hydroxy-3-methylbenzoic acid

2-Hydroxy-3-methylbenzoic acid for synthesis. CAS 83-40-9, pH 2.8 (1.5 g/l, H₂O, 20 °C)., for synthesis

Synonym: 3-Methylsalicylic acid, o-Cresotic acid

  • CAS Number 83-40-9

  • Linear Formula C₈H₈O₃

  • Molecular Weight 152.15 g/mol

  •  EC Number 201-473-8

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Properties

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packaging   100 g in Glass bottle (8147550100)
solubility   1.5 g/l
mp   163 - 165 °C
pH   2.8 (1.5 g/l, H₂O, 20 °C)
bulk density   450 kg/m3
LD 50 oral   LD50 Rat 445 mg/kg
shipped in   ambient
storage temp.   Store below +30°C.
specifications   Assay (acidimetric): ≥ 99.0 %
  Melting range (lower value): ≥ 165 °C
  Melting range (upper value): ≤ 168 °C
  Identity (IR): passes test

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Safety & Documentation

Safety Information

HS Code 
2918 29 00
Hazard Statement(s) 
H302: Harmful if swallowed.
H315: Causes skin irritation.
H318: Causes serious eye damage.
H335: May cause respiratory irritation.
Precautionary Statement(s) 
P280: Wear eye protection.
P302 + P352: IF ON SKIN: Wash with plenty of soap and water.
P305 + P351 + P338: IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
P313: Get medical advice/ attention.
Storage class 
10 - 13 Other liquids and solids
WGK 
WGK 1 slightly water endangering
Disposal 
3
Relatively unreactive organic reagents should be collected in container A. If halogenated, they should be collected in container B. For solid residues use container C.
Hazard Pictogram(s) 
GHS05  GHS05
Hazard Pictogram(s) 
GHS07  GHS07
Hazard Symbols 
Harmful  Harmful
Categories of danger 
harmful, irritant
R Phrase 
R 22-37/38-41
Harmful if swallowed.Irritating to respiratory system and skin.Risk of serious damage to eyes.
S Phrase 
S 26-39
In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.Wear eye/face protection.
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