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

HRID 1995402Notes

Reaction equation

HRID 1995402 reaction equation
[CH3:1][C:2]1[C:7]([N+:8]([O-:10])=[O:9])=[CH:6][CH:5]=[CH:4][C:3]=1[S:11]([NH2:14])(=[O:13])=[O:12].[Mn]([O-])(=O)(=O)=[O:16].[K+]>O>[N+:8]([C:7]1[C:2]2[C:1](=[O:16])[NH:14][S:11](=[O:13])(=[O:12])[C:3]=2[CH:4]=[CH:5][CH:6]=1)([O-:10])=[O:9]

Participants

4

Reactant 2

HCID 516875Potassium PermanganateHCID 235400232-Methyl-3-nitrobenzenesulfonamide

Product 1

HCID 217943664-Nitro-1H-1lambda~6~,2-benzothiazole-1,1,3(2H)-trione

Reagents, catalysts & solvents 1

HCID 962WaterSolvent

Procedure

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.

Workup

  1. extractionAfter extraction
  2. customwith ether, evaporation and recrystallization from water 3.8 gm (45% of theory) of the nitro compound
  3. customwere obtained

Sources & evidence

ORD record
ord-ba7a2fcd4a00453092b2ddbd2a64410b
Source dataset
uspto-grants-1983_09
Patent number
US04404230

Reaction notes

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