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2,4-Dihydroxybenzoic acid Structure

2,4-Dihydroxybenzoic acid

Chemical Properties

Melting point 208-211 °C (dec.) (lit.)
Boiling point 237.46°C (rough estimate)
Density  1.3725 (rough estimate)
vapor pressure  0Pa at 25℃
FEMA  3798 | 2,4-DIHYDROXYBENZOIC ACID
refractive index  1.6710 (estimate)
Flash point 200 °C
storage temp.  Inert atmosphere,Room Temperature
solubility  8g/l
form  Crystalline Powder
pka 3.11, 8.55, 14.0(at 25℃)
color  Cream to slightly beige or pink
Odor at 100.00?%. mild phenolic
Water Solubility  8 g/L (20 ºC)
JECFA Number 908
Merck  14,8157
BRN  1946213
InChIKey UIAFKZKHHVMJGS-UHFFFAOYSA-N
LogP 0.98 at 23℃ and pH3.5
CAS DataBase Reference 89-86-1(CAS DataBase Reference)
NIST Chemistry Reference 2,4-Dihydroxybenzoic acid(89-86-1)
EPA Substance Registry System 2,4-Resorcylic acid (89-86-1)

Safety Information

Hazard Codes  Xi
Risk Statements  36/37/38
Safety Statements  26-36-37/39
WGK Germany  1
RTECS  VH3708050
TSCA  Yes
HS Code  29182990

MSDS

Usage And Synthesis

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