| Melting point |
158-161 °C(lit.) |
| Boiling point |
211 °C(lit.) |
| bulk density |
400-500kg/m3 |
| 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 Range |
Non0 uorescence (2.5) to dark blue 0 uorescence (4.0) |
| PH |
3.21(1 mM solution);2.57(10 mM solution);2.02(100 mM solution); |
| Odor |
at 100.00 %. faint phenolic nutty |
| Odor Type |
nutty |
| biological source |
synthetic |
| Water Solubility |
1.8 g/L (20 ºC) |
| Sensitive |
Light Sensitive |
| λmax |
210nm, 234nm, 303nm |
| Merck |
14,8332 |
| Sublimation |
70 ºC |
| JECFA Number |
958 |
| BRN |
774890 |
| Henry's Law Constant |
1.3×103 mol/(m3Pa) at 25℃, Duchowicz et al. (2020) |
| 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 |
| Cosmetics Ingredients Functions |
HAIR CONDITIONING
ANTI-SEBORRHEIC
FRAGRANCE
SKIN CONDITIONING
PRESERVATIVE
KERATOLYTIC |
| InChI |
1S/C7H6O3/c8-6-4-2-1-3-5(6)7(9)10/h1-4,8H,(H,9,10) |
| InChIKey |
YGSDEFSMJLZEOE-UHFFFAOYSA-N |
| SMILES |
OC(=O)c1ccccc1O |
| 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) |
