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Acetylglycine → 4-[5-(2-Acetylamino-acetylamino)-1-benzenesulfonyl-1H-pyrrolo[2,3-b]pyridin-4-ylamino]-piperidine-1-carboxylic acid tert-butyl ester

HRID 1257663
ノート
印刷プレビュー

反応式

HRID 1257663 の反応式
[C:1]([O:5][C:6]([N:8]1[CH2:13][CH2:12][CH:11]([NH:14][C:15]2[C:20]([NH2:21])=[CH:19][N:18]=[C:17]3[N:22]([S:25]([C:28]4[CH:33]=[CH:32][CH:31]=[CH:30][CH:29]=4)(=[O:27])=[O:26])[CH:23]=[CH:24][C:16]=23)[CH2:10][CH2:9]1)=[O:7])([CH3:4])([CH3:3])[CH3:2].[C:34]([NH:37][CH2:38][C:39](O)=[O:40])(=[O:36])[CH3:35].CN(C(ON1N=NC2C=CC=CC1=2)=[N+](C)C)C.F[P-](F)(F)(F)(F)F.CCN(C(C)C)C(C)C>CN(C=O)C.O>[C:1]([O:5][C:6]([N:8]1[CH2:9][CH2:10][CH:11]([NH:14][C:15]2[C:20]([NH:21][C:39](=[O:40])[CH2:38][NH:37][C:34](=[O:36])[CH3:35])=[CH:19][N:18]=[C:17]3[N:22]([S:25]([C:28]4[CH:33]=[CH:32][CH:31]=[CH:30][CH:29]=4)(=[O:26])=[O:27])[CH:23]=[CH:24][C:16]=23)[CH2:12][CH2:13]1)=[O:7])([CH3:4])([CH3:2])[CH3:3]
参加物実験手順後処理出典と根拠反応ノート

参加物

7

反応物 4

HCID 10972AcetylglycineHCID 81531DiisopropylethylamineHCID 2733084Methanaminium, N-((1H-benzotriazol-1-yloxy)(dimethylamino)methylene)-N-methyl-, hexafluorophosphate(1-) (1:1)HCID 673232814-(5-Amino-1-benzenesulfonyl 1H-pyrrolo[2,3-b]pyridine-4-ylamino)-piperidine-1-carboxylic acid tert-butyl ester

生成物 1

HCID 67344922
4-[5-(2-Acetylamino-acetylamino)-1-benzenesulfonyl-1H-pyrrolo[2,3-b]pyridin-4-ylamino]-piperidine-1-carboxylic acid tert-butyl ester
収率 99.2%

試薬・触媒・溶媒 2

HCID 962Water溶媒HCID 6228Dimethylformamide溶媒

実験手順

A mixture of 4-(5-amino-1-benzene sulfonyl-1H-pyrrolo[2,3-b]pyridin-4-ylamino)-piperidine-1-carboxylic acid tert-butyl ester (1.00 g, 2.12 mmol), N-acetylglycine (0.30 g, 2.5 mmol), HBTU (1.0 g, 2.8 mmol) and DIEA (1.1 mL, 6.4 mmol) in DMF (5 mL) was stirred at ambient temperature for 20 h. Diluted with water and the solid was collected by filtration, washed with water and dried in vacuum oven at 50° C. for 20 h to afford 4-[5-(2-Acetylamino-acetylamino)-1-benzenesulfonyl-1H-pyrrolo[2,3-b]pyridin-4-ylamino]-piperidine-1-carboxylic acid tert-butyl ester (1.20 g, 99%). This intermediate was suspended in acetic acid (6 mL) and heated at 100° C. for 7 h. Cooled, diluted with DCM and stirred over aqueous sodium bicarbonate solution. Organic layer separated, washed with water, brine dried over sodium sulfate and concentrated in vacuo. The residue was purified by flash chromatography (silica gel, 0-10% MeOH/DCM) to afford 4-[2-(acetylamino-methyl)-6-benzenesulfonyl-6H-1,2,3,5,6-tetraaza-as-indacen-1-yl]-piperidine-1-carboxylic acid tert-butyl ester (0.26 g, 24%): LCMS (Method E, ESI): RT=1.53 min, m+1=553.2.

後処理

  1. filtrationthe solid was collected by filtration
  2. washwashed with water
  3. customdried in vacuum oven at 50° C. for 20 h

出典と根拠

ORDレコード
ord-7b5a250b8925495c9b5f6ca8175e1b2f
出典データセット
uspto-grants-2013_06
DOI
10.6084/m9.figshare.5104873.v1
特許番号
US08461328B2

反応ノート

読み込み中…

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