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Hydrochloric Acid → 1-{4-[(5E)-5-(5,6-difluoro-2-oxo-1,2-dihydro-3H-indol-3-ylidene)-2,2-dimethyl-2,5-dihydrofuran-3-yl]benzyl}piperidine-4-carboxylic acid

HRID 383501
ノート
印刷プレビュー

反応式

HRID 383501 の反応式
[F:1][C:2]1[CH:3]=[C:4]2[C:8](=[CH:9][C:10]=1[F:11])[NH:7][C:6](=[O:12])/[C:5]/2=[C:13]1\[CH:14]=[C:15]([C:20]2[CH:36]=[CH:35][C:23]([CH2:24][N:25]3[CH2:30][CH2:29][CH:28]([C:31]([O:33]C)=[O:32])[CH2:27][CH2:26]3)=[CH:22][CH:21]=2)[C:16]([CH3:19])([CH3:18])[O:17]\1.[OH-].[Na+].O.Cl>CO>[F:1][C:2]1[CH:3]=[C:4]2[C:8](=[CH:9][C:10]=1[F:11])[NH:7][C:6](=[O:12])/[C:5]/2=[C:13]1\[CH:14]=[C:15]([C:20]2[CH:21]=[CH:22][C:23]([CH2:24][N:25]3[CH2:30][CH2:29][CH:28]([C:31]([OH:33])=[O:32])[CH2:27][CH2:26]3)=[CH:35][CH:36]=2)[C:16]([CH3:19])([CH3:18])[O:17]\1
参加物反応条件実験手順後処理出典と根拠反応ノート

参加物

6

反応物 4

HCID 313Hydrochloric AcidHCID 962WaterHCID 14798Sodium HydroxideHCID 58926253methyl 1-{4-[(5E)-5-(5,6-difluoro-2-oxo-1,2-dihydro-3H-indol-3-ylidene)-2,2-dimethyl-2,5-dihydrofuran-3-yl]benzyl}piperidine-4-carboxylate

生成物 1

HCID 589261441-{4-[(5E)-5-(5,6-difluoro-2-oxo-1,2-dihydro-3H-indol-3-ylidene)-2,2-dimethyl-2,5-dihydrofuran-3-yl]benzyl}piperidine-4-carboxylic acid

試薬・触媒・溶媒 1

HCID 887Methanol溶媒

反応条件

温度
50 °C

実験手順

To a suspension of methyl 1-{4-[(5E)-5-(5,6-difluoro-2-oxo-1,2-dihydro-3H-indol-3-ylidene)-2,2-dimethyl-2,5-dihydrofuran-3-yl]benzyl}piperidine-4-carboxylate (50 mg, 0.10 mmol) in MeOH (5 mL), was added 1M NaOH (1 mL). The mixture was heated in 50° C. bath for 1 hour, poured into 50 mL of water and neutralized with 0.5M HCl to pH 7. The precipitates were filtered, washed with water, and dried in vacuo to give 1-{4-[(5E)-5-(5,6-difluoro-2-oxo-1,2-dihydro-3H-indol-3-ylidene)-2,2-dimethyl-2,5-dihydrofuran-3-yl]benzyl}piperidine-4-carboxylic acid as a yellow solid. Yield: 9 mg, 19%.

後処理

  1. filtrationThe precipitates were filtered
  2. washwashed with water
  3. customdried in vacuo

出典と根拠

ORDレコード
ord-e908c3e617cb4413931ba79b39d67478
出典データセット
uspto-grants-2013_02
DOI
10.6084/m9.figshare.5104873.v1
特許番号
US08367664B2

反応ノート

読み込み中…

このページの内容参加物反応条件実験手順後処理出典と根拠反応ノート