methyl 1H-indole-5-carboxylate → HCID 24823930、化合物

HRID 2353518ノート

反応式

HRID 2353518 の反応式
[CH3:1][O:2][C:3]([C:5]1[CH:6]=[C:7]2[C:11](=[CH:12][CH:13]=1)[NH:10][CH:9]=[CH:8]2)=[O:4].C([Mg]Br)C.[CH3:18][C:19]1([CH3:27])[C:21]([CH3:23])([CH3:22])[CH:20]1[C:24](Cl)=[O:25]>ClCCl.[Cl-].[Zn+2].[Cl-]>[CH3:1][O:2][C:3]([C:5]1[CH:6]=[C:7]2[C:11](=[CH:12][CH:13]=1)[NH:10][CH:9]=[C:8]2[C:24]([CH:20]1[C:21]([CH3:23])([CH3:22])[C:19]1([CH3:27])[CH3:18])=[O:25])=[O:4]

参加物

6

反応物 3

HCID 2737635methyl 1H-indole-5-carboxylateHCID 110410022,2,3,3-Tetramethylcyclopropane-1-carbonyl chlorideHCID 178418443HCID 178418443、化合物

生成物 1

HCID 24823930HCID 24823930、化合物収率 66%

試薬・触媒・溶媒 2

HCID 3007855Zincchloride触媒HCID 6344Dichloromethane溶媒

実験手順

Methyl-indole-5-carboxylate (Lancaster, 3.0 g, 17 mmol), ethylmagnesium bromide (1.0 M solution in THF, 21 mL, 21 mmol), zinc chloride (1.0 M solution in Et2O, 21 mL, 21 mmol) and the product of Example 1A (26 mmol) in 50 mL of dichloromethane were processed as described in Example 1B to provide the title compound (3.4 g, 11 mmol, 66% yield). MS (DCI/NH3) m/z 300 (M+H)+.

出典と根拠

ORDレコード
ord-b63ca76cb66c47e1ac95d034acd8853a
出典データセット
uspto-grants-2010_07
特許番号
US07750039B2

反応ノート

読み込み中…