O-Phenylenediamine → HCID 178518434, compound

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

Participants

Reactant 2

HCID 7243O-Phenylenediamine

HCID 32727725-(4-Formylbenzylidene)-2,4-thiazolidinedione

Product 1

HCID 178518434HCID 178518434, compound

Procedure

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

Sources & evidence

ORD record: ord-885a1faa65bc47e4ba948f316db9487b
Source dataset: uspto-grants-2002_09
DOI: 10.6084/m9.figshare.5104873.v1
Patent number: US06452014B1

Reaction notes

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