Melting point :158-161 °C(lit.)
Boiling point :211 °C(lit.)
Density :1.44
vapor density :4.8 (vs air)
vapor pressure :1 mm Hg ( 114 °C)
FEMA :3985 | 2-HYDROXYBENZOIC ACID
refractive index :1,565
Flash point :157 °C
storage temp. :2-8°C
solubility :ethanol: 1 M at 20 °C, clear, colorless
pka :2.98(at 25℃)
form :Solid
color :White to off-white
PH :3.21(1 mM solution);2.57(10 mM solution);2.02(100 mM solution);
Odor :at 100.00 %. faint phenolic nutty
PH Range :Non0 uorescence (2.5) to dark blue 0 uorescence (4.0)
Odor Type :nutty
Water Solubility :1.8 g/L (20 ºC)
Sensitive :Light Sensitive
λmax :210nm, 234nm, 303nm
Merck :14,8332
JECFA Number :958
Sublimation :70 ºC
BRN :774890
Stability :Stable. Substances to be avoided include oxidizing agents, strong bases, iodine, fluorine. Combustible. Sensitive to light.
Major Application :Semiconductors, nanoparticles, photoresists, lubricating oils, UV absorbers, adhesive, leather, cleaner, hair dye, soaps, cosmetics, pain medication, analgesics, antibacterial agent, treatment of dandruff, hyperpigmented skin, tinea pedis, onychomycosis, osteoporosis, beriberi, fungicidal skin disease, autoimmune disease
InChIKey :YGSDEFSMJLZEOE-UHFFFAOYSA-N
LogP :2.01
CAS DataBase Reference :69-72-7(CAS DataBase Reference)
NIST Chemistry Reference :Benzoic acid, 2-hydroxy-(69-72-7)
EPA Substance Registry System :Salicylic acid (69-72-7)

Symbol(GHS):
Signal word:	Danger
Hazard statements:	Code Hazard statements Hazard class Category Signal word Pictogram P-Codes H302 Harmful if swallowed Acute toxicity,oral Category 4 Warning P264, P270, P301+P312, P330, P501 H318 Causes serious eye damage Serious eye damage/eye irritation Category 1 Danger P280, P305+P351+P338, P310
Precautionary statements:	P202 Do not handle until all safety precautions have been read and understood. P264 Wash hands thoroughly after handling. P264 Wash skin thouroughly after handling. P280 Wear protective gloves/protective clothing/eye protection/face protection. P301+P312 IF SWALLOWED: call a POISON CENTER or doctor/physician IF you feel unwell. P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing. P308+P313 IF exposed or concerned: Get medical advice/attention.