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303-38-8

Name 2,3-Dihydroxybenzoic acid
CAS 303-38-8
EINECS(EC#) 206-139-5
Molecular Formula C7H6O4
MDL Number MFCD00002446
Molecular Weight 154.12
MOL File 303-38-8.mol
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Chemical Properties

Appearance Pale Brownish to Red Brownish Crystalline Powder
Melting point  204-206 °C (lit.)
Boiling point  95-96/0.5mm
density  1,542 g/cm3
refractive index  1.6400 (estimate)
storage temp.  2-8°C
solubility  methanol: soluble50mg/mL, clear to faintly hazy, orange
form  Crystalline Powder
pka pK1:2.98;pK2:10.14 (30°C)
color  Beige to brown or pinkish-gray
Water Solubility  Soluble in water, methanol and dimethyl sulfoxide.
BRN  2209117
InChIKey GLDQAMYCGOIJDV-UHFFFAOYSA-N
LogP 1.200
CAS DataBase Reference 303-38-8(CAS DataBase Reference)
NIST Chemistry Reference Benzoic acid, 2,3-dihydroxy-(303-38-8)
EPA Substance Registry System 303-38-8(EPA Substance)

Safety Data

Hazard Codes  Xi
Risk Statements 
R36/37/38:Irritating to eyes, respiratory system and skin .
Safety Statements 
S26:In case of contact with eyes, rinse immediately with plenty of water and seek medical advice .
S36:Wear suitable protective clothing .
S37/39:Wear suitable gloves and eye/face protection .
WGK Germany  2
RTECS  DG8576490
Hazard Note  Irritant
HS Code  29182900

Hazard Information

Material Safety Data Sheet(MSDS)

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