Back
HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 994Generated: October 23, 2026

2-Methyl-5-nitrobenzenesulfonic acid → 2-Carboxy-nitrobenzenesulfonic acid

https://huagongshe.com/en/reaction/994

Reaction equation

Participants

RoleNameHCIDCharge
Reactant2-Methyl-5-nitrobenzenesulfonic acidHCID 8458—
ReactantPotassium CarbonateHCID 11430—
ReactantPotassium PermanganateHCID 516875—
SolventWaterHCID 962—
Product2-Carboxy-nitrobenzenesulfonic acidHCID 19693800—

Reaction Steps

400.0 g (2.53 mol) of potassium permanganate are added in portions at 80° C. over a period of 2 h to a solution of 106.0 g (0.40 mol) of 2-methyl-5-nitrobenzenesulfonic acid and 80.0 g (0.58 mol) of potassium carbonate in 1300 ml of water. The reaction temperature is maintained at between 80° and 95° C.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS05723409
Source datasetuspto-grants-1998_03
ORD IDord-b384396be0494ddab64c768366b631a5
Source noteuspto-grants-1998_03