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Trifluoroacetic acid → (R)-3-(2-(((S)-1-(1-(4-chloro-3-(trifluoromethoxy)phenyl)piperidin-4-yl)ethyl)amino)-5-fluoropyrimidin-4-yl)-4-((S)-1-hydroxyethyl)oxazolidin-2-one

HRID 57486
ノート
印刷プレビュー

反応式

HRID 57486 の反応式
C([O:5][C@H:6]([C@H:8]1[CH2:12][O:11][C:10](=[O:13])[N:9]1[C:14]1[C:19]([F:20])=[CH:18][N:17]=[C:16]([NH:21][C@H:22]([CH:24]2[CH2:29][CH2:28][N:27]([C:30]3[CH:35]=[CH:34][C:33]([Cl:36])=[C:32]([O:37][C:38]([F:41])([F:40])[F:39])[CH:31]=3)[CH2:26][CH2:25]2)[CH3:23])[N:15]=1)[CH3:7])(C)(C)C.C(O)(C(F)(F)F)=O>C(Cl)Cl>[Cl:36][C:33]1[CH:34]=[CH:35][C:30]([N:27]2[CH2:28][CH2:29][CH:24]([C@@H:22]([NH:21][C:16]3[N:15]=[C:14]([N:9]4[C@@H:8]([C@@H:6]([OH:5])[CH3:7])[CH2:12][O:11][C:10]4=[O:13])[C:19]([F:20])=[CH:18][N:17]=3)[CH3:23])[CH2:25][CH2:26]2)=[CH:31][C:32]=1[O:37][C:38]([F:39])([F:40])[F:41]
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 6422Trifluoroacetic acidHCID 90415603(R)-4-((S)-1-(tert-butoxy)ethyl)-3-(2-(((S)-1-(1-(4-chloro-3-(trifluoromethoxy)phenyl)piperidin-4-yl)ethyl)amino)-5-fluoropyrimidin-4-yl)oxazolidin-2-one

生成物 1

HCID 90414342(R)-3-(2-(((S)-1-(1-(4-chloro-3-(trifluoromethoxy)phenyl)piperidin-4-yl)ethyl)amino)-5-fluoropyrimidin-4-yl)-4-((S)-1-hydroxyethyl)oxazolidin-2-one収率 88.1%

試薬・触媒・溶媒 1

HCID 6344
Dichloromethane
溶媒

実験手順

(R)-4-((S)-1-(tert-butoxy)ethyl)-3-(2-(((S)-1-(1-(4-chloro-3-(trifluoromethoxy)phenyl)piperidin-4-yl)ethyl)amino)-5-fluoropyrimidin-4-yl)oxazolidin-2-one (34 mg, 0.058 mmole) was dissolved in DCM (1 mL), TFA (1 mL) was added. The reaction solution was stirred for 2 hour at room temperature and was concentrated by rotary evaporation. The resulting residue was dissolved in DCM (2 mL) and water 2 mL) and the pH was adjusted to ˜9 with NH4OH. The DCM layer was separated and concentrated by rotary evaporation to afford 28 mg of the title product as a yellow oil (ratio of two peaks with same MS: 96/4% by LC-MS). (400 MHz, CD2Cl2) δ 8.22 (d, J=2.27 Hz, 1H), 7.31 (d, J=8.85 Hz, 1H), 6.88-6.79 (m, 2H), 5.12 (br s, 1H), 4.61-4.50 (m, 2H), 4.46-4.37 (m, 1H), 4.26-4.15 (m, 1H), 3.93 (br s, 1H), 3.77-3.68 (m, 2H), 3.20 (br s, 1H), 2.79-2.67 (m, 2H), 1.96-1.78 (m, 2H), 1.70-1.58 (m, 1H), 1.55-1.28 (m, 2H), 1.23 (d, J=6.63 Hz, 3H), 1.19 (d, J=7.19 Hz, 3H), HRMS(C) tR=4.47 min; MS m/z 548.1689 (M+H)+

後処理

  1. concentrationwas concentrated by rotary evaporation
  2. dissolutionThe resulting residue was dissolved in DCM (2 mL)
  3. customThe DCM layer was separated
  4. concentrationconcentrated by rotary evaporation

出典と根拠

ORDレコード
ord-f93122fa3bb54268a2695d460cd9f3f9
出典データセット
uspto-grants-2016_09
DOI
10.6084/m9.figshare.5104873.v1
特許番号
US09434719B2

反応ノート

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