Acetic Anhydride → HCID 23320767, compound

HRID 280553Notes

Reaction equation

HRID 280553 reaction equation
[NH2:1][C:2]1[CH:15]=[CH:14][C:5]2[C:6]([O:11][CH2:12][CH3:13])=[N:7][S:8](=[O:10])(=[O:9])[C:4]=2[CH:3]=1.[C:16](OC(=O)C)(=[O:18])[CH3:17]>N1C=CC=CC=1>[C:16]([NH:1][C:2]1[CH:15]=[CH:14][C:5]2[C:6]([O:11][CH2:12][CH3:13])=[N:7][S:8](=[O:10])(=[O:9])[C:4]=2[CH:3]=1)(=[O:18])[CH3:17]

Participants

4

Reactant 2

HCID 7918Acetic AnhydrideHCID 23320747HCID 23320747, compound

Product 1

HCID 23320767HCID 23320767, compound

Reagents, catalysts & solvents 1

HCID 1049PyridineSolvent

Procedure

A solution of 6-amino-3-ethoxy-benzoisothiazole-1,1-dioxide (0.23 g) and acetic anhydride (0.1 ml) in pyridine (1 ml) was stirred at room temperature for 15 hrs. Concentration and trituration under ether/petrol (1:1) gave the title compound (0.24 g).

Workup

  1. concentrationConcentration and trituration under ether/petrol (1:1)

Sources & evidence

ORD record
ord-a9426533f95641a5bcbaa3f32ae3f506
Source dataset
uspto-grants-1986_05
Patent number
US04590192

Reaction notes

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