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1,8-Diazabicyclo(5.4.0)undec-7-ene → 3-Cyclopentylidene-3-[4-(7-[2-(trimethylsilyl)ethoxy]methyl-7H-pyrrolo[2,3-d]pyrimidin-4-yl)-1H-pyrazol-1-yl]propanenitrile

HRID 40901
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HRID 40901 반응식
[CH:1]1([C:6]#[C:7][C:8]#[N:9])[CH2:5][CH2:4][CH2:3][CH2:2]1.[NH:10]1[CH:14]=[C:13]([C:15]2[C:16]3[CH:23]=[CH:22][N:21]([CH2:24][O:25][CH2:26][CH2:27][Si:28]([CH3:31])([CH3:30])[CH3:29])[C:17]=3[N:18]=[CH:19][N:20]=2)[CH:12]=[N:11]1.C1CCN2C(=NCCC2)CC1>C(#N)C>[C:1]1(=[C:6]([N:10]2[CH:14]=[C:13]([C:15]3[C:16]4[CH:23]=[CH:22][N:21]([CH2:24][O:25][CH2:26][CH2:27][Si:28]([CH3:31])([CH3:30])[CH3:29])[C:17]=4[N:18]=[CH:19][N:20]=3)[CH:12]=[N:11]2)[CH2:7][C:8]#[N:9])[CH2:5][CH2:4][CH2:3][CH2:2]1
참가 물질실험 절차후처리출처 및 근거반응 노트

참가 물질

5

반응물 3

HCID 811841,8-Diazabicyclo(5.4.0)undec-7-eneHCID 426313464-(1H-Pyrazol-4-yl)-7-(2-(trimethylsilyl)ethoxy)methyl-7 H-pyrrolo(2,3-d)-pyrimidineHCID 574776163-Cyclopentylpropiolonitrile

생성물 1

HCID 574776193-Cyclopentylidene-3-[4-(7-[2-(trimethylsilyl)ethoxy]methyl-7H-pyrrolo[2,3-d]pyrimidin-4-yl)-1H-pyrazol-1-yl]propanenitrile수율 74%

시약·촉매·용매 1

HCID 6342
Acetonitrile
용매

실험 절차

To a suspension of 3-cyclopentylprop-2-ynenitrile (0.4 g, 0.003 mol) in ACN (10 mL) was added 4-(1H-pyrazol-4-yl)-7-[2-(trimethylsilyl)ethoxy]methyl-7H-pyrrolo[2,3-d]pyrimidine (0.53 g, 1.7 mmol) and DBU (0.33 mL, 2.2 mmol). This mixture was stirred at room temperature for 50 minutes. The reaction mixture was partitioned between ethyl acetate and dilute HCl. The aqueous portion was separated and extracted with ethyl acetate. The combined organic extracts were washed with dilute HCl and brine, were dried over sodium sulfate, filtered and concentrated in vacuo. The crude residue was purified by flash column chromatography (ethyl acetate/hexanes) to yield the desired product (540 mg, 74%).

후처리

  1. customThe reaction mixture was partitioned between ethyl acetate and dilute HCl
  2. customThe aqueous portion was separated
  3. extractionextracted with ethyl acetate
  4. washThe combined organic extracts were washed with dilute HCl and brine
  5. dry with materialwere dried over sodium sulfate
  6. filtrationfiltered
  7. concentrationconcentrated in vacuo
  8. customThe crude residue was purified by flash column chromatography (ethyl acetate/hexanes)

출처 및 근거

ORD 기록
ord-6cd812c1733240d7aa9817ba74afcc2a
출처 데이터셋
uspto-grants-2013_09
DOI
10.6084/m9.figshare.5104873.v1
특허 번호
US08530485B2

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