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Salicylic acid Structure

Salicylic acid

Product NameSalicylic acid

CAS69-72-7

CBNumberCB1680010

MFC7H6O3

MW138.12

EINECS200-712-3

MDL NumberMFCD00002439

MOL File69-72-7.mol

MSDS FileSDS

Chemical Properties

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 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);
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
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)

Safety

Symbol(GHS)
Signal wordDanger
Hazard statements H302-H318-H361d
Precautionary statements P202-P264-P280-P301+P312-P305+P351+P338-P308+P313
Hazard Codes  Xn,F
Risk Statements  22-41-36/37/38-36-20/21/22-11
Safety Statements  26-39-37/39-36-36/37-16
RIDADR  UN 1648 3 / PGII
WGK Germany  1
RTECS  VO0525000
Autoignition Temperature 500 °C
TSCA  Yes
HS Code  29182100
Hazardous Substances Data 69-72-7(Hazardous Substances Data)
Toxicity LD50 i.v. in mice: 500 mg/kg (Sota)
NFPA 704:
1
1 0

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