Bromocyclopentane → 2-cyclopentyl-7-fluoro-3-(4-methoxyphenyl)-2H-indazole

反応式

[F:1][C:2]1[CH:3]=[CH:4][CH:5]=[C:6]2[C:10]=1[NH:9][N:8]=[C:7]2[C:11]1[CH:16]=[CH:15][C:14]([O:17][CH3:18])=[CH:13][CH:12]=1.[H-].[Na+].[CH:21]1(Br)[CH2:25][CH2:24][CH2:23][CH2:22]1>>[CH:21]1([N:8]2[C:7]([C:11]3[CH:16]=[CH:15][C:14]([O:17][CH3:18])=[CH:13][CH:12]=3)=[C:6]3[C:10]([C:2]([F:1])=[CH:3][CH:4]=[CH:5]3)=[N:9]2)[CH2:25][CH2:24][CH2:23][CH2:22]1

参加物

反応物 3

HCID 8728Bromocyclopentane

HCID 24758Sodium hydride

HCID 178489142HCID 178489142、化合物

生成物 1

HCID 115005622-cyclopentyl-7-fluoro-3-(4-methoxyphenyl)-2H-indazole収率 5.7%

実験手順

Prepared according to Method D step B from 7-fluoro-3-(4-methoxyphenyl)-1H-indazole (0.75 g, 3.1 mmol), sodium hydride (60% in oil, 0.124 g, 3.1 mmol) and cyclopentylbromide (0.36 mL, 3.3 mmol) to give the title compound (0.055 g) as a white solid.