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Sodium hydride → (S)-ethyl 2-(7-(4-(allyloxy)-4-methylpiperidin-1-yl)-2-(((3-(but-3-en-1-yl)benzyl)oxy)methyl)-5-methylpyrazolo[1,5-a]pyrimidin-6-yl)-2-(tert-butoxy)acetate

HRID 921210
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HRID 921210 반응식
[CH2:1]([C:5]1[CH:6]=[C:7]([CH2:11][OH:12])[CH:8]=[CH:9][CH:10]=1)[CH2:2][CH:3]=[CH2:4].[CH2:13]([O:16][C:17]1([CH3:46])[CH2:22][CH2:21][N:20]([C:23]2[N:28]3[N:29]=[C:30]([CH2:32]I)[CH:31]=[C:27]3[N:26]=[C:25]([CH3:34])[C:24]=2[C@H:35]([O:41][C:42]([CH3:45])([CH3:44])[CH3:43])[C:36]([O:38][CH2:39][CH3:40])=[O:37])[CH2:19][CH2:18]1)[CH:14]=[CH2:15].[H-].[Na+]>CN(C=O)C>[CH2:13]([O:16][C:17]1([CH3:46])[CH2:18][CH2:19][N:20]([C:23]2[N:28]3[N:29]=[C:30]([CH2:32][O:12][CH2:11][C:7]4[CH:8]=[CH:9][CH:10]=[C:5]([CH2:1][CH2:2][CH:3]=[CH2:4])[CH:6]=4)[CH:31]=[C:27]3[N:26]=[C:25]([CH3:34])[C:24]=2[C@H:35]([O:41][C:42]([CH3:45])([CH3:44])[CH3:43])[C:36]([O:38][CH2:39][CH3:40])=[O:37])[CH2:21][CH2:22]1)[CH:14]=[CH2:15]
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참가 물질

5

반응물 3

HCID 24758Sodium hydrideHCID 68725274(3-(But-3-en-1-yl)phenyl)methanolHCID 118318796(S)-ethyl 2-(7-(4-(allyloxy)-4-methylpiperidin-1-yl)-2-(iodomethyl)-5-methylpyrazolo[1,5-a]pyrimidin-6-yl)-2-(tert-butoxy)acetate

생성물 1

HCID 118318862(S)-ethyl 2-(7-(4-(allyloxy)-4-methylpiperidin-1-yl)-2-(((3-(but-3-en-1-yl)benzyl)oxy)methyl)-5-methylpyrazolo[1,5-a]pyrimidin-6-yl)-2-(tert-butoxy)acetate수율 32.7%

시약·촉매·용매

1
HCID 6228Dimethylformamide용매

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온도
0 °C

실험 절차

To a mixture of (3-(but-3-en-1-yl)phenyl)methanol (40.2 mg, 0.248 mmol) in DMF (3 mL) at 0° C. was added (S)-ethyl 2-(7-(4-(allyloxy)-4-methylpiperidin-1-yl)-2-(iodomethyl)-5-methylpyrazolo[1,5-a]pyrimidin-6-yl)-2-(tert-butoxy)acetate (145 mg, 0.248 mmol) and NaH (9.92 mg, 0.248 mmol). The mixture was stirred at 0° C. for 3 h. It was then quenched with NH4Cl, extracted with EtOAc. The organic layer was dried over MgSO4, filtered and concentrated. The residue was purified by biotage, eluting with 20% EtOAc/hexane to obtain (S)-ethyl 2-(7-(4-(allyloxy)-4-methylpiperidin-1-yl)-2-(((3-(but-3-en-1-yl)benzyl)oxy)methyl)-5-methylpyrazolo[1,5-a]pyrimidin-6-yl)-2-(tert-butoxy)acetate (50 mg, 0.081 mmol, 32.6% yield) as an oil. LCMS (M+1)=619.5.

후처리

  1. customIt was then quenched with NH4Cl
  2. extractionextracted with EtOAc
  3. dry with materialThe organic layer was dried over MgSO4
  4. filtrationfiltered
  5. concentrationconcentrated
  6. customThe residue was purified by biotage
  7. washeluting with 20% EtOAc/hexane

출처 및 근거

ORD 기록
ord-1bd32adb07bf455394bb51df9938bb94
출처 데이터셋
uspto-grants-2016_03
DOI
10.6084/m9.figshare.5104873.v1
특허 번호
US09273067B2

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