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Hydrogen Peroxide → 5-((2R,4S)-4-carbamoyl-2-(3-fluorophenyl)pyrrolidin-1-yl)-N,N-bis(4-methoxybenzyl)pyrazolo[1,5-a]pyridine-3-carboxamide

HRID 513056
ノート
印刷プレビュー

反応式

HRID 513056 の反応式
[C:1]([C@@H:3]1[CH2:7][N:6]([C:8]2[CH:13]=[CH:12][N:11]3[N:14]=[CH:15][C:16]([C:17]([N:19]([CH2:29][C:30]4[CH:35]=[CH:34][C:33]([O:36][CH3:37])=[CH:32][CH:31]=4)[CH2:20][C:21]4[CH:26]=[CH:25][C:24]([O:27][CH3:28])=[CH:23][CH:22]=4)=[O:18])=[C:10]3[CH:9]=2)[C@@H:5]([C:38]2[CH:43]=[CH:42][CH:41]=[C:40]([F:44])[CH:39]=2)[CH2:4]1)#[N:2].[OH-:45].[Na+].OO>CO>[C:1]([C@@H:3]1[CH2:7][N:6]([C:8]2[CH:13]=[CH:12][N:11]3[N:14]=[CH:15][C:16]([C:17]([N:19]([CH2:29][C:30]4[CH:35]=[CH:34][C:33]([O:36][CH3:37])=[CH:32][CH:31]=4)[CH2:20][C:21]4[CH:22]=[CH:23][C:24]([O:27][CH3:28])=[CH:25][CH:26]=4)=[O:18])=[C:10]3[CH:9]=2)[C@@H:5]([C:38]2[CH:43]=[CH:42][CH:41]=[C:40]([F:44])[CH:39]=2)[CH2:4]1)(=[O:45])[NH2:2]
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

5

反応物 3

HCID 784Hydrogen PeroxideHCID 14798Sodium HydroxideHCID 682824635-((2R,4S)-4-cyano-2-(3-fluorophenyl)pyrrolidin-1-yl)-N,N-bis(4-methoxybenzyl)pyrazolo[1,5-a]pyridine-3-carboxamide

生成物 1

HCID 682821825-((2R,4S)-4-carbamoyl-2-(3-fluorophenyl)pyrrolidin-1-yl)-N,N-bis(4-methoxybenzyl)pyrazolo[1,5-a]pyridine-3-carboxamide

試薬・触媒・溶媒 1

HCID 887
Methanol
溶媒

反応条件

温度
0 °C

実験手順

A solution of 5-((2R,4S)-4-cyano-2-(3-fluorophenyl)pyrrolidin-1-yl)-N,N-bis(4-methoxybenzyl)pyrazolo[1,5-a]pyridine-3-carboxamide (I-35) (25 mg, 0.042 mmol) in MeOH (1 mL) was cooled to 0° C. A 1M NaOH solution (0.17 mL, 0.17 mmol) and 30% H2O2 (0.01 mL) were added to the reaction and stirred at 0° C. for 1 hour followed by room temperature for 1 hour. The reaction was concentrated to dryness and the residue was partitioned between EtOAc and H2O. The aqueous layer was extracted twice with EtOAc and the combined organics were dried over Na2SO4, filtered, and concentrated. The residue was purified by silica chromatography with EtOAc/hexane gradient as eluent to yield 5-((2R,4S)-4-carbamoyl-2-(3-fluorophenyl)pyrrolidin-1-yl)-N,N-bis(4-methoxybenzyl)pyrazolo[1,5-a]pyridine-3-carboxamide (I-54). 1H NMR (400 MHz, CDCl3) δ 8.09 (d, J=7.7 Hz, 1 H), 7.78 (s, 1 H), 7.32-7.27 (m, 1H), 7.18 (d, J=8.5 Hz, 4 H), 7.14-7.09 (m, 1 H), 7.00-6.92 (m, 2 H), 6.89 (d, J=8.6 Hz, 4 H), 6.85 (s, 1 H), 6.15 (dd, J=2.7, 7.6 Hz, 1 H), 5.75 (bs, 1 H), 5.54 (bs, 1 H), 5.05 (d, J=7.7 Hz, 1 H), 4.72 (d, J=15.7 Hz, 2 H), 4.51 (d, J=15.8 Hz, 2 H), 4.04-3.97 (m, 1H), 3.88-3.82 (m, 1 H), 3.81 (s, 6 H), 3.23-3.11 (m, 1 H), 2.87-2.73 (m, 1 H), 2.19 (ddd, J=1.4, 6.5, 12.3 Hz, 1 H). MS m/z 608.3 (M+1)+.

後処理

  1. waitfollowed by room temperature for 1 hour
  2. concentrationThe reaction was concentrated to dryness
  3. customthe residue was partitioned between EtOAc and H2O
  4. extractionThe aqueous layer was extracted twice with EtOAc
  5. dry with materialthe combined organics were dried over Na2SO4
  6. filtrationfiltered
  7. concentrationconcentrated
  8. customThe residue was purified by silica chromatography with EtOAc/hexane gradient as eluent

出典と根拠

ORDレコード
ord-e788eaf700ca422eb0204ac819964154
出典データセット
uspto-grants-2015_08
DOI
10.6084/m9.figshare.5104873.v1
特許番号
US09102671B2

反応ノート

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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