5-(4-Formylbenzylidene)-2,4-thiazolidinedione → HCID 178518436, compound

HRID 1281117Notes

Reaction equation

HRID 1281117 reaction equation
[CH:1]([C:3]1[CH:16]=[CH:15][C:6]([CH:7]=[C:8]2[S:12][C:11](=[O:13])[NH:10][C:9]2=[O:14])=[CH:5][CH:4]=1)=O.[Cl:17][C:18]1[C:19]([NH2:26])=[C:20]([NH2:25])[CH:21]=[CH:22][C:23]=1[Cl:24]>>[Cl:17][C:18]1[C:19]2[NH:26][C:1]([C:3]3[CH:16]=[CH:15][C:6]([CH:7]=[C:8]4[S:12][C:11](=[O:13])[NH:10][C:9]4=[O:14])=[CH:5][CH:4]=3)=[N:25][C:20]=2[CH:21]=[CH:22][C:23]=1[Cl:24]

Participants

3

Reactant 2

HCID 32727725-(4-Formylbenzylidene)-2,4-thiazolidinedioneHCID 108450203,4-Dichlorobenzene-1,2-diamine

Product 1

HCID 178518436HCID 178518436, compound

Procedure

4,5-Dichloro-2-[4-[(2,4-dioxothiazolidin-5-ylidene)methyl]phenyl]benzimidazole was prepared from 5-(4-formylbenzylidene)-2,4-thiazolidinedione and 3,4-dichloro-1,2-phenylenediamine by following General Procedure 2.

Sources & evidence

ORD record
ord-cfa219ab4a624283950c4627bdb6f5c9
Source dataset
uspto-grants-2002_09
Patent number
US06452014B1

Reaction notes

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