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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1995402Generated: October 26, 2026

Potassium Permanganate → 4-Nitro-1H-1lambda~6~,2-benzothiazole-1,1,3(2H)-trione

https://huagongshe.com/reaction/1995402

Reaction equation

Participants

RoleNameHCIDCharge
ReactantPotassium PermanganateHCID 516875—
Reactant2-Methyl-3-nitrobenzenesulfonamideHCID 23540023—
SolventWaterHCID 962—
Product4-Nitro-1H-1lambda~6~,2-benzothiazole-1,1,3(2H)-trioneHCID 21794366—

Reaction Steps

8.0 gm (37 mmols) of 2-methyl-3nitro-benzene sulfonamide were oxidized with potassium permanganate in water analogous to Example 8. After extraction with ether, evaporation and recrystallization from water 3.8 gm (45% of theory) of the nitro compound were obtained.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS04404230
Source datasetuspto-grants-1983_09
ORD IDord-ba7a2fcd4a00453092b2ddbd2a64410b
Source noteuspto-grants-1983_09