Salicylic acid
SIAL/27301 - meets analytical specification of Ph. Eur., BP, USP, 99.5-100.5% (calc. to the dried substance)
Synonym: 2-Hydroxybenzoic acid
CAS Number: 69-72-7
Empirical Formula (Hill Notation): C7H6O3
Molecular Weight: 138.12
EC Number: 200-712-3
MDL Number: MFCD00002439
Linear Formula: 2-(HO)C6H4CO2H
Product Type: Chemical
anion traces | chloride (Cl-): ≤50 mg/kg |
sulfate (SO42-): ≤200 mg/kg | |
application(s) | pharmaceutical (small molecule) |
assay | 99.5-100.5% (calc. to the dried substance) |
bp | 211 °C (lit.) |
ign. residue | ≤0.05% (as SO4) |
impurities | residual solvents, complies |
≤0.001% heavy metals (as Pb) | |
≤0.2% related subst. (HPLC) | |
InChI | 1S/C7H6O3/c8-6-4-2-1-3-5( |
InChI key | YGSDEFSMJLZEOE-UHFFFAOYSA |
loss | ≤0.3% loss on drying |
mp | 158-161 °C |
158-161 °C (lit.) | |
quality | meets analytical specification of Ph. Eur., BP, USP |
Quality Level | 200 ![]() |
SMILES string | OC(=O)c1ccccc1O |
suitability | complies for appearance of solution |
complies for identity | |
vapor density | 4.8 (vs air) |
vapor pressure | 1 mmHg ( 114 °C) |
Symbol | ![]() ![]() ![]() |
Signal word | Danger |
Hazard statements | H302 - H318 - H361d |
Precautionary statements | P202 - P264 - P280 - P301 + P312 - P305 + P351 + P338 - P308 + P313 |
Hazard Codes | Xn |
Risk Statements | 22-41 |
Safety Statements | 26-39 |
RIDADR | NONH for all modes of transport |
WGK Germany | WGK 1 |
Flash Point(F) | 314.6 °F - closed cup |
Flash Point(C) | 157 °C - closed cup |
Purity | 99.5-100.5% (calc. to the dried substance) |
bp | 211 °C (lit.) |
mp | 158-161 °C (lit.); 158-161 °C |
UNSPSC | 12352100 |