Benzenesulfonic acid
ALDRICH/12635 - 98.0% (T)
Synonym: Phenylsulfonic acid
CAS Number: 98-11-3
Empirical Formula (Hill Notation): C6H6O3S
Molecular Weight: 158.18
EC Number: 202-638-7
MDL Number: MFCD00011689
Linear Formula: C6H5SO3H
Product Type: Chemical
| assay | 98.0% (T) |
| form | solid |
| functional group | sulfonic acid |
| impurities | ≤1.0% water |
| InChI | 1S/C6H6O3S/c7-10(8,9)6-4- |
| InChI key | SRSXLGNVWSONIS-UHFFFAOYSA |
| Quality Level | 200  |
| SMILES string | OS(=O)(=O)c1ccccc1 |
| solubility | soluble (0.1g in 10ml Water) |
| Application: | Benzenesulfonic acid is an aryl sulfonic acid that can be used:• As an oxidizing agent in the synthesis of Fe(III) benzenesulfonate. • As a catalyst during the vapor-phase nitration of benzene. • As a reagent in the synthesis of organic salts. • To form an organic salt with 5,7-dimethyl-1,8-naphthyr • As a dopant for the polymerization of pyrrole to form poly(pyrrole), a conducting polymer useful in the development of flexible capacitors. |
| General description: | Benzenesulfonic acid (BSA), also known as phenylsulfonic acid, is the simplest aromatic sulfonic acid. It is also used as a catalyst for Michael′s reactions and in the oxidative alkenylation process. |
| Packaging: | 1 kg in glass bottle |
| Packaging: | 25, 100, 500 g in glass bottle |
| Symbol |   GHS05,GHS07 |
| Signal word | Danger |
| Hazard statements | H302 - H314 |
| Precautionary statements | P260 - P270 - P280 - P301 + P312 - P303 + P361 + P353 - P305 + P351 + P338 |
| Hazard Codes | C |
| Risk Statements | 34 |
| Safety Statements | 26-36/37/39-45 |
| RIDADR | UN 2583PSN2 8 / PGII |
| WGK Germany | WGK 1 |
| Flash Point(F) | Not applicable |
| Flash Point(C) | Not applicable |
| Purity | 98.0% (T) |
| UNSPSC | 12352106 |