Methyl 1,2,3-benzothiadiazole-5-carboxylate → 1,2,3-Benzothiadiazole-5-carbaldehyde

HRID 1062698Notes

Reaction equation

HRID 1062698 reaction equation
[S:1]1[C:5]2[CH:6]=[CH:7][C:8]([C:10](OC)=[O:11])=[CH:9][C:4]=2[N:3]=[N:2]1>[O-2].[Mn+2]>[S:1]1[C:5]2[CH:6]=[CH:7][C:8]([CH:10]=[O:11])=[CH:9][C:4]=2[N:3]=[N:2]1

Participants

3

Reactant 1

HCID 2736813Methyl 1,2,3-benzothiadiazole-5-carboxylate

Product 1

HCID 185046971,2,3-Benzothiadiazole-5-carbaldehyde

Reagents, catalysts & solvents 1

HCID 160959Manganese oxideCatalyst

Procedure

This was prepared from methyl benzo[1,2,3]thiadiazole-5-carboxylate (0.291 g) by the method of Example 16c, (except that the alcohol was stirred with manganese (II) oxide overnight) and used without purification.

Workup

  1. customused without purification

Sources & evidence

ORD record
ord-f06ec9fcdc574ca6a2a32bc09337fdf4
Source dataset
uspto-grants-2005_11
Patent number
US06962917B2

Reaction notes

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