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Dichloromethane → (S)-3-((S)-1-(4-(1-cyclopropyl-6-oxo-1,6-dihydropyridin-3-yl)phenyl)ethyl)-6-(2-hydroxy-2-methylpropyl)-6-phenyl-1,3-oxazinan-2-one

HRID 1096324
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HRID 1096324 반응식
[OH:1][C:2]([CH3:35])([CH3:34])[CH2:3][C@@:4]1([C:28]2[CH:33]=[CH:32][CH:31]=[CH:30][CH:29]=2)[O:9][C:8](=[O:10])[N:7]([C@H:11]([C:13]2[CH:18]=[CH:17][C:16](B3OC(C)(C)C(C)(C)O3)=[CH:15][CH:14]=2)[CH3:12])[CH2:6][CH2:5]1.Br[C:37]1[CH:38]=[CH:39][C:40](=[O:46])[N:41]([CH:43]2[CH2:45][CH2:44]2)[CH:42]=1.C([O-])([O-])=O.[Cs+].[Cs+].C(Cl)Cl>O1CCOCC1.C1C=CC(P(C2C=CC=CC=2)[C-]2C=CC=C2)=CC=1.C1C=CC(P(C2C=CC=CC=2)[C-]2C=CC=C2)=CC=1.Cl[Pd]Cl.[Fe+2]>[CH:43]1([N:41]2[C:40](=[O:46])[CH:39]=[CH:38][C:37]([C:16]3[CH:15]=[CH:14][C:13]([C@@H:11]([N:7]4[CH2:6][CH2:5][C@:4]([CH2:3][C:2]([OH:1])([CH3:34])[CH3:35])([C:28]5[CH:33]=[CH:32][CH:31]=[CH:30][CH:29]=5)[O:9][C:8]4=[O:10])[CH3:12])=[CH:18][CH:17]=3)=[CH:42]2)[CH2:45][CH2:44]1
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참가 물질

7

반응물 4

HCID 6344DichloromethaneHCID 10796Cesium carbonateHCID 59532385(S)-6-(2-hydroxy-2-methylpropyl)-6-phenyl-3-((S)-1-(4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl)ethyl)-1,3-oxazinan-2-oneHCID 596357625-Bromo-1-cyclopropylpyridin-2(1H)-one

생성물 1

HCID 44476891(S)-3-((S)-1-(4-(1-cyclopropyl-6-oxo-1,6-dihydropyridin-3-yl)phenyl)ethyl)-6-(2-hydroxy-2-methylpropyl)-6-phenyl-1,3-oxazinan-2-one
수율 74%

시약·촉매·용매 2

HCID 44119782Bis(cyclopenta-1,4-dien-1-yl(diphenyl)phosphane);dichloropalladium;iron(2+)촉매HCID 312751,4-Dioxane용매

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온도
120 °C

실험 절차

To a solution of (S)-6-(2-hydroxy-2-methylpropyl)-6-phenyl-3-((S)-1-(4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl)ethyl)-1,3-oxazinan-2-one (0.729 g, 1.52 mmol) in 1,4-dioxane (16 mL) were added 5-bromo-1-cyclopropylpyridin-2(1H)-one (0.323 g, 1.51 mmol), 2 M aq Cs2CO3 (4 mL), and PdCl2(dppf).CH2Cl2 (0.079 g, 0.0964 mmol). The mixture was degassed and heated, under a nitrogen atmosphere, at 120° C. for 16 h. The mixture was diluted with CH2Cl2, dried over Na2SO4. After the solvents were evaporated, the residue was purified by chromatography on silica gel eluted with MeOH/CH2Cl2 to afford 0.543 g (74%) of (S)-3-((S)-1-(4-(1-cyclopropyl-6-oxo-1,6-dihydropyridin-3-yl)phenyl)ethyl)-6-(2-hydroxy-2-methylpropyl)-6-phenyl-1,3-oxazinan-2-one. LC-MS Method 1 tR=1.41 min, m/z 487 (MH+); 1H NMR (400 MHz, CD3OD) δ 7.66-7.64 (m, 2H), 7.30-7.19 (m, 7H), 6.94 (d, J=8.2 Hz, 2H), 6.52 (d, J=10 Hz, 1H), 5.48 (q, J=7.0 Hz, 1H), 3.32-3.26 (m, 1H), 2.97-2.92 (m, 1H), 2.46-2.32 (m, 2H), 2.16-2.09 (m, 1H), 2.08 (s, 2H), 1.45 (d, J=7.0 Hz, 3H), 1.19 (s, 3H), 1.10-1.05 (m, 2H), 0.90-0.86 (m, 5H); 13C NMR (100 MHz, CD3OD) δ 165.59, 155.82, 144.08, 141.05, 139.60, 136.60, 136.30, 129.77, 128.86, 128.64, 126.83, 126.15, 121.93, 120.53, 85.33, 71.67, 55.18, 54.78, 37.46, 34.10, 33.04, 31.79, 30.00, 15.60, 7.49, 7.47.

후처리

  1. customThe mixture was degassed
  2. additionThe mixture was diluted with CH2Cl2
  3. dry with materialdried over Na2SO4
  4. customAfter the solvents were evaporated
  5. customthe residue was purified by chromatography on silica gel
  6. washeluted with MeOH/CH2Cl2

출처 및 근거

ORD 기록
ord-0d1330a2eb6948efbc0f76a138446dbf
출처 데이터셋
uspto-grants-2012_03
DOI
10.6084/m9.figshare.5104873.v1
특허 번호
US08138178B2

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