6-(benzyloxy)-1H-indole → (6-Benzyloxy-1H-indol-3-yl)-(2,2,3,3-tetramethyl-cyclopropyl)-methanone

HRID 227409

反応式

HRID 227409 の反応式
[CH2:1]([O:8][C:9]1[CH:17]=[C:16]2[C:12]([CH:13]=[CH:14][NH:15]2)=[CH:11][CH:10]=1)[C:2]1[CH:7]=[CH:6][CH:5]=[CH:4][CH:3]=1.C([Mg]Br)C.[CH3:22][C:23]1([CH3:31])[C:25]([CH3:27])([CH3:26])[CH:24]1[C:28](Cl)=[O:29]>ClCCl.[Cl-].[Zn+2].[Cl-]>[CH2:1]([O:8][C:9]1[CH:17]=[C:16]2[C:12]([C:13]([C:28]([CH:24]3[C:25]([CH3:27])([CH3:26])[C:23]3([CH3:31])[CH3:22])=[O:29])=[CH:14][NH:15]2)=[CH:11][CH:10]=1)[C:2]1[CH:3]=[CH:4][CH:5]=[CH:6][CH:7]=1

参加物

6

反応物 3

HCID 2608046-(benzyloxy)-1H-indoleHCID 110410022,2,3,3-Tetramethylcyclopropane-1-carbonyl chlorideHCID 178418443HCID 178418443、化合物

生成物 1

HCID 24823780(6-Benzyloxy-1H-indol-3-yl)-(2,2,3,3-tetramethyl-cyclopropyl)-methanone収率 64.4%

試薬・触媒・溶媒 2

HCID 3007855Zincchloride触媒HCID 6344Dichloromethane溶媒

実験手順

A mixture of 6-benzyloxyindole (Lancaster, 2.0 g, 9.0 mmol), ethylmagnesium bromide (1.0 M solution in THF, 11 mL, 11 mmol), zinc chloride (1.0 M solution in Et2O, 11 mL, 11 mmol) and the product of Example 1A (13.4 mmol) in 30 mL of dichloromethane was processed as described in Example 1B to provide the title compound (2.0 g, 5.8 mmol, 64% yield). MS (DCI/NH3) m/z 348 (M+H)+.

出典と根拠

ORDレコード
ord-0200d6e4d77a485a8470521c8d7eb478
出典データセット
uspto-grants-2009_07
特許番号
US07560481B2

関連ノート

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