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Pyridine → (R)-tert-butyl 1-(5-bromo-3-(cyclopropanecarboxamido)-1H-pyrrolo[2,3-b]pyridin-4-yl)piperidin-3-yl(methyl)carbamate hydrochloride

HRID 1034855
ノート
印刷プレビュー

反応式

HRID 1034855 の反応式
[NH2:1][C:2]1[C:10]2[C:5](=[N:6][CH:7]=[C:8]([Br:26])[C:9]=2[N:11]2[CH2:16][CH2:15][CH2:14][C@@H:13]([N:17]([CH3:25])[C:18](=[O:24])[O:19][C:20]([CH3:23])([CH3:22])[CH3:21])[CH2:12]2)[NH:4][CH:3]=1.N1C=CC=CC=1.[CH:33]1([C:36]([Cl:38])=[O:37])[CH2:35][CH2:34]1.O[Li].O>CN1C(=O)CCC1.CCOC(C)=O.CC#N.O>[ClH:38].[Br:26][C:8]1[C:9]([N:11]2[CH2:16][CH2:15][CH2:14][C@@H:13]([N:17]([CH3:25])[C:18](=[O:24])[O:19][C:20]([CH3:21])([CH3:22])[CH3:23])[CH2:12]2)=[C:10]2[C:2]([NH:1][C:36]([CH:33]3[CH2:35][CH2:34]3)=[O:37])=[CH:3][NH:4][C:5]2=[N:6][CH:7]=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

8

反応物 4

HCID 1049PyridineHCID 77637Cyclopropanecarbonyl chlorideHCID 168937Lithium hydroxide, monohydrateHCID 67045616(R)-tert-butyl 1-(3-amino-5-bromo-1H-pyrrolo[2,3-b]pyridin-4-yl)piperidin-3-yl(methyl)carbamate

生成物 1

HCID 67045096(R)-tert-butyl 1-(5-bromo-3-(cyclopropanecarboxamido)-1H-pyrrolo[2,3-b]pyridin-4-yl)piperidin-3-yl(methyl)carbamate hydrochloride
収率 36%

試薬・触媒・溶媒 3

HCID 8857Ethyl Acetate溶媒HCID 13387N-methyl-2-pyrrolidone溶媒HCID 18373917Acetonitrile--water (1/1)溶媒

反応条件

温度
0 °C

実験手順

A solution of (R)-tert-butyl 1-(3-amino-5-bromo-1H-pyrrolo[2,3-b]pyridin-4-yl)piperidin-3-yl(methyl)carbamate (305 mg, 0.7188 mmol) in NMP (3 mL) was cooled to 0° C. and pyridine (1.5 mL) was added. Then the mixture was treated dropwise with cyclopropanecarbonyl chloride (195.7 μL, 2.156 mmol) and stirred at 0° C. for 30 minutes. 2M LiOH.H2O (4 mL) was then added, and the mixture was stirred at room temperature. After 48 hours, the mixture was diluted with EtOAc (100 mL) and washed with water (3×20 mL). The organic layer was separated, dried (MgSO4), filtered, and concentrated in vacuo. The residue was purified by reverse phase chromatography (Biotage SP4, C-18 40M+, 15-85% CH3CN/water, 35 CV) to provide (R)-tert-butyl 1-(5-bromo-3-(cyclopropanecarboxamido)-1H-pyrrolo[2,3-b]pyridin-4-yl)piperidin-3-yl(methyl)carbamate hydrochloride (127 mg, 36% yield) as a solid. LCMS (APCI+) m/z 492 (M+H)+.

後処理

  1. stirringthe mixture was stirred at room temperature
  2. waitAfter 48 hours
  3. washwashed with water (3×20 mL)
  4. customThe organic layer was separated
  5. dry with materialdried (MgSO4)
  6. filtrationfiltered
  7. concentrationconcentrated in vacuo
  8. customThe residue was purified by reverse phase chromatography (Biotage SP4

出典と根拠

ORDレコード
ord-73eb26a94bca423eb161788640e11e6a
出典データセット
uspto-grants-2013_10
DOI
10.6084/m9.figshare.5104873.v1
特許番号
US08545897B2

反応ノート

読み込み中…

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