2,4-Dihydroxybenzoic acid

Melting point::

208-211 °C (dec.) (lit.)

Boiling point::

237.46°C (rough estimate)

Density :

1.3725 (rough estimate)

vapor pressure :

0Pa at 25℃

refractive index :

1.6710 (estimate)

FEMA :

3798 | 2,4-DIHYDROXYBENZOIC ACID

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)

Merck :

14,8157

JECFA Number:

908

BRN :

1946213

InChIKey:

UIAFKZKHHVMJGS-UHFFFAOYSA-N

Symbol(GHS) 

GHS07

Signal word 

Warning

Hazard statements 

H315-H319-H335

Precautionary statements 

P261-P280a-P304+P340-P305+P351+P338-P405-P501a-P264-P280-P302+P352+P332+P313+P362+P364-P305+P351+P338+P337+P313