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Diisopropylethylamine → 4-(3-{(R)-3-[1-(4-hydroxy-phenyl)-2-methoxycarbonyl-ethylcarbamoyl]-piperidin-1-yl}-3-oxo-propyl)-piperidine-1-carboxylic acid tert-butyl ester

HRID 526317
ノート
印刷プレビュー

反応式

HRID 526317 の反応式
[C:1]([O:5][C:6]([N:8]1[CH2:13][CH2:12][CH:11]([CH2:14][CH2:15][C:16]([N:18]2[CH2:23][CH2:22][CH2:21][C@@H:20]([C:24](O)=[O:25])[CH2:19]2)=[O:17])[CH2:10][CH2:9]1)=[O:7])([CH3:4])([CH3:3])[CH3:2].CN(C(ON1N=NC2C=CC=NC1=2)=[N+](C)C)C.F[P-](F)(F)(F)(F)F.[CH3:51][O:52][C:53](=[O:64])[CH2:54][CH:55]([NH2:63])[C:56]1[CH:61]=[CH:60][C:59]([OH:62])=[CH:58][CH:57]=1.C(N(C(C)C)C(C)C)C>CN(C)C=O.O>[OH:62][C:59]1[CH:60]=[CH:61][C:56]([CH:55]([NH:63][C:24]([C@@H:20]2[CH2:21][CH2:22][CH2:23][N:18]([C:16](=[O:17])[CH2:15][CH2:14][CH:11]3[CH2:12][CH2:13][N:8]([C:6]([O:5][C:1]([CH3:3])([CH3:2])[CH3:4])=[O:7])[CH2:9][CH2:10]3)[CH2:19]2)=[O:25])[CH2:54][C:53]([O:52][CH3:51])=[O:64])=[CH:57][CH:58]=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

7

反応物 4

HCID 81531DiisopropylethylamineHCID 9886157Methanaminium, N-((dimethylamino)(3H-1,2,3-triazolo(4,5-b)pyridin-3-yloxy)methylene)-N-methyl-, hexafluorophosphate(1-) (1:1)HCID 54408184(R)-1-(3-(1-tert-butoxycarbonyl-4-piperidyl)propionyl]-3-piperidinecarboxylic acid2 回HCID 58961718Methyl 3-Amino-3-(4-hydroxyphenyl)propanoate

生成物 1

HCID 71259020
4-(3-{(R)-3-[1-(4-hydroxy-phenyl)-2-methoxycarbonyl-ethylcarbamoyl]-piperidin-1-yl}-3-oxo-propyl)-piperidine-1-carboxylic acid tert-butyl ester
収率 85.2%

試薬・触媒・溶媒 2

HCID 962Water溶媒HCID 6228Dimethylformamide溶媒2 回

反応条件

温度
0 °C

実験手順

490.75 mg (1.33 mmol) (3R)-1-{3-[1-(tert-butoxycarbonyl)piperidin-4-yl]propanoyl}piperidine-3-carboxylic acid (Bioorg. Med. Chem. 13 (2005) 4343-4352, Compound 10) were suspended in 8 ml N,N-dimethylformamide and cooled to 0° C. 0.545 g (1.43 mmol) HATU, a solution of 200.0 mg (1.0 mmol) 3-amino-3-(4-hydroxy-phenyl)-propionic acid methyl ester in 12 ml N,N-dimethylformamide and 0.53 ml (3.07 mmol) N-ethyl-diisopropylamine were added. The mixture was stirred at 0° C. for 5 minutes and at room temperature for 24 hours. 20 ml water were added and the mixture extracted with dichloromethane, washed with saturated sodium chloride solution, dried over sodium sulfate and concentrated in vacuum. Chromatography over 28 g basic silica gel (dichloromethane/ethanol 100/0-95/5-90/10-80/20) gave 465 mg (83%) tert-butyl 4-[3-((3R)-3-{[1-(4-hydroxyphenyl)-3-methoxy-3-oxopropyl]carbamoyl}piperidin-1-yl)-3-oxopropyl]piperidine-1-carboxylate.

後処理

  1. extractionthe mixture extracted with dichloromethane
  2. washwashed with saturated sodium chloride solution
  3. dry with materialdried over sodium sulfate
  4. concentrationconcentrated in vacuum

出典と根拠

ORDレコード
ord-c8707850eee749d588bebe38f8ee57f9
出典データセット
uspto-grants-2016_05
DOI
10.6084/m9.figshare.5104873.v1
特許番号
US09345793B2

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