o-Sulfobenzoic anhydride
CAS index name: Benzoic acid, o-sulfo-, cyclic anhydride
Organic Syntheses

A checked procedure from Organic Syntheses, the journal whose preparations are repeated in a second laboratory before publication. The full experimental, with amounts, hazards and characterisation data, is on orgsyn.org.
Reagents
| Compound | Role | Equiv | MW (g/mol) | ρ (g/mL) | Safety |
|---|---|---|---|---|---|
| 2-Sulfobenzoic acid cyclic anhydride81-08-3 · C7H4O4S | product | — | 184.16 | — | Danger |