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Tert-butyl 3-(7-(bis((2-(trimethylsilyl)ethoxy)methyl)amino)pyrazolo[1,5-a]pyrimidin-5-yl)-8-azabicyclo[3.2.1]oct-2-ene-8-carboxylate → Tert-butyl 3-(7-(bis((2-(trimethylsilyl)ethoxy)methyl)amino)pyrazolo[1,5-a]pyrimidin-5-yl)-8-azabicyclo[3.2.1]octane-8-carboxylate

HRID 589154
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HRID 589154 반응식
[CH3:1][Si:2]([CH3:41])([CH3:40])[CH2:3][CH2:4][O:5][CH2:6][N:7]([CH2:32][O:33][CH2:34][CH2:35][Si:36]([CH3:39])([CH3:38])[CH3:37])[C:8]1[N:13]2[N:14]=[CH:15][CH:16]=[C:12]2[N:11]=[C:10]([C:17]2[CH2:18][CH:19]3[N:24]([C:25]([O:27][C:28]([CH3:31])([CH3:30])[CH3:29])=[O:26])[CH:22]([CH:23]=2)[CH2:21][CH2:20]3)[CH:9]=1>CCOC(C)=O.[Pd]>[CH3:39][Si:36]([CH3:37])([CH3:38])[CH2:35][CH2:34][O:33][CH2:32][N:7]([CH2:6][O:5][CH2:4][CH2:3][Si:2]([CH3:1])([CH3:41])[CH3:40])[C:8]1[N:13]2[N:14]=[CH:15][CH:16]=[C:12]2[N:11]=[C:10]([CH:17]2[CH2:18][CH:19]3[N:24]([C:25]([O:27][C:28]([CH3:31])([CH3:30])[CH3:29])=[O:26])[CH:22]([CH2:21][CH2:20]3)[CH2:23]2)[CH:9]=1
참가 물질반응 조건실험 절차후처리출처 및 근거반응 노트

참가 물질

4

반응물 1

HCID 66584641Tert-butyl 3-(7-(bis((2-(trimethylsilyl)ethoxy)methyl)amino)pyrazolo[1,5-a]pyrimidin-5-yl)-8-azabicyclo[3.2.1]oct-2-ene-8-carboxylate

생성물 1

HCID 66584984Tert-butyl 3-(7-(bis((2-(trimethylsilyl)ethoxy)methyl)amino)pyrazolo[1,5-a]pyrimidin-5-yl)-8-azabicyclo[3.2.1]octane-8-carboxylate

시약·촉매·용매 2

HCID 23938Palladium촉매HCID 8857Ethyl Acetate용매

반응 조건

온도
45 °C

실험 절차

A mixture of tert-butyl 3-(7-(bis((2-(trimethylsilyl)ethoxy)methyl)amino)pyrazolo[1,5-a]pyrimidin-5-yl)-8-azabicyclo[3.2.1]oct-3-ene-8-carboxylate (12.2 g, 20.3 mmol) and 10% Pd/C (2.1 g) in EtOAc (175 ml) was stirred at 45° C. under hydrogen (balloon pressure) for 16 hours. After filtration and concentration, the crude mixture of two isomers was purified by gradient column chromatography on silica eluting with EtOAc/Hexanes (0-35%) to give the slightly impure “endo” product (6.24 g, Rf=0.6 in 25% EtOAc/Hexanes) and the “exo” product (5.44 g, Rf=0.5 in 25% EtOAc/Hexanes) which was used in the following reaction sequences.

후처리

  1. filtrationAfter filtration and concentration
  2. additionthe crude mixture of two isomers
  3. customwas purified by gradient column chromatography on silica eluting with EtOAc/Hexanes (0-35%)
  4. customto give the slightly impure “

출처 및 근거

ORD 기록
ord-16152f16464e4edd9b95fd161d6befc8
출처 데이터셋
uspto-grants-2016_01
DOI
10.6084/m9.figshare.5104873.v1
특허 번호
US09227971B2

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