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Diethyl Ether → [3-({4-[7-(Cyclopentylamino)-2-(4-methoxyphenyl)pyrazolo[1,5-a]pyridin-3-yl]-2-pyrimidinyl}amino)phenyl](phenyl)methanone

HRID 1373407
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HRID 1373407 반응식
[CH:1]1([NH:6][C:7]2[N:12]3[N:13]=[C:14]([C:23]4[CH:28]=[CH:27][C:26]([O:29][CH3:30])=[CH:25][CH:24]=4)[C:15]([C:16](=O)/[CH:17]=[CH:18]/N(C)C)=[C:11]3[CH:10]=[CH:9][CH:8]=2)[CH2:5][CH2:4][CH2:3][CH2:2]1.[N+]([O-])([O-])=O.[C:35]([C:43]1[CH:44]=[C:45]([NH:49][C:50]([NH2:52])=[NH2+:51])[CH:46]=[CH:47][CH:48]=1)(=[O:42])[C:36]1[CH:41]=[CH:40][CH:39]=[CH:38][CH:37]=1.C(=O)([O-])[O-].[K+].[K+].CCOCC>CN(C)C=O.O>[CH:1]1([NH:6][C:7]2[N:12]3[N:13]=[C:14]([C:23]4[CH:28]=[CH:27][C:26]([O:29][CH3:30])=[CH:25][CH:24]=4)[C:15]([C:16]4[CH:17]=[CH:18][N:52]=[C:50]([NH:49][C:45]5[CH:44]=[C:43]([C:35]([C:36]6[CH:41]=[CH:40][CH:39]=[CH:38][CH:37]=6)=[O:42])[CH:48]=[CH:47][CH:46]=5)[N:51]=4)=[C:11]3[CH:10]=[CH:9][CH:8]=2)[CH2:2][CH2:3][CH2:4][CH2:5]1
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7

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HCID 3283Diethyl EtherHCID 11430Potassium CarbonateHCID 22350050(2E)-1-[7-(cyclopentylamino)-2-(4-methoxyphenyl)pyrazolo[1,5-a]pyridin-3-yl]-3-(dimethylamino)-2-propen-1-oneHCID 178418771HCID 178418771, 화합물

생성물 1

HCID 10303680[3-({4-[7-(Cyclopentylamino)-2-(4-methoxyphenyl)pyrazolo[1,5-a]pyridin-3-yl]-2-pyrimidinyl}amino)phenyl](phenyl)methanone
수율 76%

시약·촉매·용매 2

HCID 962Water용매HCID 6228Dimethylformamide용매

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온도
140 °C

실험 절차

To a solution of (2E)-1-[7-(cyclopentylamino)-2-(4-methoxyphenyl)pyrazolo[1,5-α]pyridin-3-yl]-3-(dimethylamino)-2-propen-1-one (100 mg, 0.25 mmol) in N,N-dimethylformamide (5 mL) was added N-(3-benzoylphenyl)guanidinium nitrat (223 mg, 0.74 mmol) and potassium carbonate (102 mg, 0.74 mmol). The suspension was heated at 140° C. (bath temperature) for 18 hours. The mixture was cooled to room temperature, ether was added followed by water. The organic layer was washed with brine. The aqueous layer was extracted with ether and the combined organics were dried over magnesium sulfate. Filtration and concentration followed by flash chromatography (4:1 to 2:1 hexanes-ethyl acetate) provided [3-({4-[7-(Cyclopentylamino)-2-(4-methoxyphenyl)pyrazolo[1,5-α]pyridin-3-yl]-2-pyrimidinyl}amino)phenyl](phenyl)methanone (90 mg, 76%) as a yellow solid. 1H NMR (CDCl3): δ 8.10 (d, 1 H), 8.04 (s, 1 H), 7.95 (d, 1 H), 7.81 (d, 2 H), 7.64 (d, 1 H), 7.57 (d, 2 H), 7.53–7.38 (m, 6 H), 7.22 (t, 1 H), 6.98 (d, 2 H), 6.53 (d, 1 H), 6.04–5.99 (m, 2 H); 4.00 (m, 1 H), 3.86 (s, 3 H), 2.12 (m, 2 H), 1.81–1.67 (m, 6 H); MS m/z 581 (M+1).

후처리

  1. temperatureThe mixture was cooled to room temperature
  2. washThe organic layer was washed with brine
  3. extractionThe aqueous layer was extracted with ether
  4. dry with materialthe combined organics were dried over magnesium sulfate
  5. filtrationFiltration and concentration

출처 및 근거

ORD 기록
ord-031bca929ed7430791c3d86c70a2435f
출처 데이터셋
uspto-grants-2007_01
DOI
10.6084/m9.figshare.5104873.v1
특허 번호
US07160897B2

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