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Gallic acid Structure

Gallic acid

Chemical Properties

Melting point 251 °C (dec.) (lit.)
Boiling point 259.73°C (rough estimate)
Density  1.694
vapor pressure  0Pa at 25℃
refractive index  1.5690 (estimate)
storage temp.  2-8°C
solubility  Methanol (Slightly), Water (Slightly, Heated)
pka 4.41(at 25℃)
form  Powder
color  Off-white
PH 3.75(1 mM solution);3.22(10 mM solution);2.71(100 mM solution)
Water Solubility  12 g/L cold water
Merck  14,4345
BRN  2050274
Stability Stability Stable, but may discolour upon exposure to light. Hygroscopic. Incompatible with strong oxidizing agents, strong bases, acid chlorides, acid anhydrides.
InChIKey LNTHITQWFMADLM-UHFFFAOYSA-N
LogP 0.7
CAS DataBase Reference 149-91-7(CAS DataBase Reference)
NIST Chemistry Reference Benzoic acid, 3,4,5-trihydroxy-(149-91-7)
EPA Substance Registry System Gallic acid (149-91-7)

Safety Information

Hazard Codes  Xi
Risk Statements  36/37/38
Safety Statements  26-36-24/25-37/39
WGK Germany  2
RTECS  LW7525000
8-9-23
TSCA  Yes
HS Code  29182900
Hazardous Substances Data 149-91-7(Hazardous Substances Data)
Toxicity LD50 in rabbits (g/kg): 5.0 orally (Dollahite)

MSDS

Usage And Synthesis

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