Benzenesulfonic acid
ALDRICH/135070 - technical grade, 90%
CAS Number: 98-11-3
Empirical Formula (Hill Notation): C6H6O3S
Molecular Weight: 158.18
MDL Number: MFCD00011689
Linear Formula: C6H5SO3H
Product Type: Chemical
| assay | 90% |
| form | solid |
| functional group | sulfonic acid |
| grade | technical grade |
| InChI | 1S/C6H6O3S/c7-10(8,9)6-4- |
| InChI key | SRSXLGNVWSONIS-UHFFFAOYSA |
| Quality Level | 200 ![]() |
| SMILES string | OS(=O)(=O)c1ccccc1 |
| General description: | Benzenesulfonic acid, also known as besylic acid, is a strong organic acid commonly used as an acid catalyst in various organic reactions, such as esterification, alkylation, and condensation reactions. It is also used as a sulfonating agent to introduce sulfonic acid (SO3H) groups into organic compounds, which can be useful in the synthesis of several dye intermediates. |
| Packaging: | 1 kg in glass bottle |
| Packaging: | 100 g in glass bottle |
| Symbol | ![]() GHS05,GHS07 |
| Signal word | Danger |
| Hazard statements | H290 - H302 - H314 |
| Precautionary statements | P234 - P260 - 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 | 90% |
| UNSPSC | 12352106 |



