Melting point

158-161 °C(lit.)

Boiling point

211 °C(lit.)

Density

1.44

Bulk density

400-500kg/m3

Vapor density

4.8 (vs air)

Vapor pressure

1 mm Hg ( 114 °C)

Refractive index

1,565

FEMA

3985 | 2-HYDROXYBENZOIC ACID

Fp

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 Range

Non0 uorescence (2.5) to dark blue 0 uorescence (4.0)

Odor

At 100.00 %. faint phenolic nutty

PH

3.21(1 mM solution);2.57(10 mM solution);2.02(100 mM solution);

Odor Type

nutty

Biological source

synthetic

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)