2,3,7-Tribromo-4-hydroxy-1-(4-fluoro-phenyl)-1H-pyrrolo[2,3-c]pyridine-5-carboxylic acid ethyl ester → 2,3-Dibromo-7-cyano-4-hydroxy-1-(4-fluoro-phenyl)-1H-pyrrolo[2,3-c]pyridine-5-carboxylic acid ethyl ester

HRID 642497Notes

Reaction equation

HRID 642497 reaction equation
[CH2:1]([O:3][C:4]([C:6]1[C:7]([OH:25])=[C:8]2[C:15]([Br:16])=[C:14]([Br:17])[N:13]([C:18]3[CH:23]=[CH:22][C:21]([F:24])=[CH:20][CH:19]=3)[C:9]2=[C:10](Br)[N:11]=1)=[O:5])[CH3:2].[C:26]([Cu])#[N:27]>>[CH2:1]([O:3][C:4]([C:6]1[C:7]([OH:25])=[C:8]2[C:15]([Br:16])=[C:14]([Br:17])[N:13]([C:18]3[CH:23]=[CH:22][C:21]([F:24])=[CH:20][CH:19]=3)[C:9]2=[C:10]([C:26]#[N:27])[N:11]=1)=[O:5])[CH3:2]

Participants

3

Reactant 2

HCID 866173732,3,7-Tribromo-4-hydroxy-1-(4-fluoro-phenyl)-1H-pyrrolo[2,3-c]pyridine-5-carboxylic acid ethyl esterHCID 178418546HCID 178418546, compound

Product 1

HCID 684264302,3-Dibromo-7-cyano-4-hydroxy-1-(4-fluoro-phenyl)-1H-pyrrolo[2,3-c]pyridine-5-carboxylic acid ethyl ester

Procedure

Prepared in analogy to that of Example 105(a) from 2,3,7-tribromo-4-hydroxy-1-(4-fluoro-phenyl)-1H-pyrrolo[2,3-c]pyridine-5-carboxylic acid ethyl ester and CuCN. The title compound, ESI MS (m/z): 482 (M+H)+.

Sources & evidence

ORD record
ord-3238e458617c421baad7e57117861b30
Source dataset
uspto-grants-2010_04
Patent number
US07696223B2

Reaction notes

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