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Aluminium lithium hydride → 2-(4-(2-(1-isopropyl-3-methyl-1H-1,2,4-triazol-5-yl)-5,6-dihydrobenzo[f]imidazo[1,2-d][1,4]oxazepin-9-yl)piperidin-1-yl)-2-methylpropan-1-ol

HRID 2044593
ノート
印刷プレビュー

反応式

HRID 2044593 の反応式
C([O:3][C:4](=O)[C:5]([N:8]1[CH2:13][CH2:12][CH:11]([C:14]2[CH:36]=[CH:35][C:17]3[C:18]4[N:22]([CH2:23][CH2:24][O:25][C:16]=3[CH:15]=2)[CH:21]=[C:20]([C:26]2[N:27]([CH:32]([CH3:34])[CH3:33])[N:28]=[C:29]([CH3:31])[N:30]=2)[N:19]=4)[CH2:10][CH2:9]1)([CH3:7])[CH3:6])C.[H-].[Al+3].[Li+].[H-].[H-].[H-]>C1COCC1>[CH:32]([N:27]1[C:26]([C:20]2[N:19]=[C:18]3[C:17]4[CH:35]=[CH:36][C:14]([CH:11]5[CH2:10][CH2:9][N:8]([C:5]([CH3:7])([CH3:6])[CH2:4][OH:3])[CH2:13][CH2:12]5)=[CH:15][C:16]=4[O:25][CH2:24][CH2:23][N:22]3[CH:21]=2)=[N:30][C:29]([CH3:31])=[N:28]1)([CH3:34])[CH3:33]
参加物実験手順後処理出典と根拠反応ノート

参加物

4

反応物 2

HCID 21226445Aluminium lithium hydrideHCID 582048822-{4-[2-(2-Isopropyl-5-methyl-2H-[1,2,4]triazol-3-yl)-4,5-dihydro-6-oxa-1,3a-diaza-benzo[e]azulen-8-yl]-piperidin-1-yl}-2-methyl-propionic acid ethyl ester

生成物 1

HCID 582049962-(4-(2-(1-isopropyl-3-methyl-1H-1,2,4-triazol-5-yl)-5,6-dihydrobenzo[f]imidazo[1,2-d][1,4]oxazepin-9-yl)piperidin-1-yl)-2-methylpropan-1-ol収率 47%

試薬・触媒・溶媒 1

HCID 8028
Tetrahydrofuran
溶媒

実験手順

A solution of 2-{4-[2-(2-isopropyl-5-methyl-2H-[1,2,4]triazol-3-yl)-4,5-dihydro-6-oxa-1,3a-diaza-benzo[e]azulen-8-yl]-piperidin-1-yl}-2-methyl-propionic acid ethyl ester (47 mg, 0.092 mmol) in anhydrous THF (3 mL) was cooled to 0° C. and treated with lithium aluminium hydride (1M solution in THF, 0.3 mL, 0.3 mmol), the mixture stirred and allowed to warm to RT before quenching by the addition of saturated aqueous sodium hydrogen carbonate. The resultant mixture was extracted twice with ethyl acetate, the combined organic extracts dried (Na2SO4), filtered and concentrated in vacuo. The resultant residue was subjected to RPHPLC (C18 column, gradient 0 to 60% methanol in water+0.1% formic acid) to give 358 as a white solid (20 mg, 47%). LCMS: RT=2.74 min, [M+H]+=465. 1H NMR 400 MHz (DMSO-d) δ: 8.33 (1H, d, J=8.28 Hz), 8.26 (1H, s), 7.87 (1H, s), 7.05 (1H, dd, J=8.35, 1.77 Hz), 6.90 (1H, d, J=1.71 Hz), 5.82-5.81 (1H, m), 4.49 (4H, m), 3.38 (2H, s), 3.21 (2H, d, J=11.33 Hz), 2.58 (1H, t, J=11.87 Hz), 2.47 (2H, d, J=11.47 Hz), 2.26 (3H, s), 1.85 (2H, d, J=12.54 Hz), 1.72 (2H, m), 1.46 (6H, d, J=6.60 Hz), 1.07 (6H, s)

後処理

  1. custombefore quenching by the addition of saturated aqueous sodium hydrogen carbonate
  2. extractionThe resultant mixture was extracted twice with ethyl acetate
  3. dry with materialthe combined organic extracts dried (Na2SO4)
  4. filtrationfiltered
  5. concentrationconcentrated in vacuo

出典と根拠

ORDレコード
ord-cd05d5ac50e341de9c0c085358e69219
出典データセット
uspto-grants-2013_11
DOI
10.6084/m9.figshare.5104873.v1
特許番号
US08586574B2

反応ノート

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