1,1'-Carbonyldiimidazole → 4-fluoro-1H-benzo[d]imidazol-2(3H)-one

Reaction equation

[NH2:1][C:2]1[CH:7]=[CH:6][CH:5]=[C:4]([F:8])[C:3]=1[NH2:9].[C:10](N1C=CN=C1)(N1C=CN=C1)=[O:11]>>[F:8][C:4]1[C:3]2[NH:9][C:10](=[O:11])[NH:1][C:2]=2[CH:7]=[CH:6][CH:5]=1

Participants

Reactant 2

HCID 682631,1'-Carbonyldiimidazole

HCID 27828353-Fluorobenzene-1,2-diamine

Product 1

HCID 227452254-fluoro-1H-benzo[d]imidazol-2(3H)-one

Procedure

The title compound was prepared by the method of Preparation 24 from 1,2-diamino-3-fluorobenzene [J.O.C. 1969, 34(2), 384] and 1,1'-carbonyldimidazole.

Sources & evidence

ORD record: ord-dc782688b9864597afbc041068c5b6e3
Source dataset: uspto-grants-2000_12
DOI: 10.6084/m9.figshare.5104873.v1
Patent number: US06166011

Reaction notes

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