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Ammonia → [5-(2-Amino-pyridin-4-yl)-imidazo[1,2-a]pyrazin-8-yl]-[4-(4-methyl-piperazin-1-yl)-phenyl]-amine

HRID 1924914
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HRID 1924914 반응식
F[C:2]1[CH:7]=[C:6]([C:8]2[N:13]3[CH:14]=[CH:15][N:16]=[C:12]3[C:11]([NH:17][C:18]3[CH:23]=[CH:22][C:21]([N:24]4[CH2:29][CH2:28][N:27]([CH3:30])[CH2:26][CH2:25]4)=[CH:20][CH:19]=3)=[N:10][CH:9]=2)[CH:5]=[CH:4][N:3]=1.[NH3:31]>CO.O1CCOCC1>[NH2:31][C:2]1[CH:7]=[C:6]([C:8]2[N:13]3[CH:14]=[CH:15][N:16]=[C:12]3[C:11]([NH:17][C:18]3[CH:23]=[CH:22][C:21]([N:24]4[CH2:29][CH2:28][N:27]([CH3:30])[CH2:26][CH2:25]4)=[CH:20][CH:19]=3)=[N:10][CH:9]=2)[CH:5]=[CH:4][N:3]=1
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참가 물질

5

반응물 2

HCID 222Ammonia4회HCID 59023120[5-(2-Fluoro-pyridin-4-yl)-imidazo[1,2-a]pyrazin-8-yl]-[4-(4-methyl-piperazin-1-yl)-phenyl]-amine

생성물 1

HCID 59023005[5-(2-Amino-pyridin-4-yl)-imidazo[1,2-a]pyrazin-8-yl]-[4-(4-methyl-piperazin-1-yl)-phenyl]-amine수율 16%

시약·촉매·용매 2

HCID 887Methanol용매HCID 312751,4-Dioxane
용매

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온도
120 °C

실험 절차

A solution of [5-(2-fluoro-pyridin-4-yl)-imidazo[1,2-a]pyrazin-8-yl]-[4-(4-methyl-piperazin-1-yl)-phenyl]-amine (0.0272, 0.067 mmol) (from Example 125) in a mixture of aq. NH3 (2.5 mL):1M NH3 in MeOH (2.5 mL) is stirred at 100° C. overnight. Additional aq. NH3 (5 mL) and 0.5M NH3 in dioxane (2 mL) are added and the mixture stirred at 120° C. for 4 days. The mixture is concentrated in vacuo and purified by reverse phase HPLC affording the title compound (4.2 mg, 16%). LCMS: Rt 3.76 min (95%) m/z (APCI) 401 (M+H)+; 1H-NMR (400 MHz, d6-DMSO) δ (ppm) 2.26 (3H, s), 2.49-2.53 (4H, t), 3.12-3.15 (4H, m), 6.18 (2H, br s) 6.76 (1H, s), 6.81 (1H, d), 6.97 (2H, d), 7.51 (1H, s), 7.72 (1H, s), 7.88 (2H, d), 8.04 (1H, s), 8.09 (1H, d), 9.55 (1H, s).

후처리

  1. concentrationThe mixture is concentrated in vacuo
  2. custompurified by reverse phase HPLC

출처 및 근거

ORD 기록
ord-e3ca3cee757346fd9a9138ba2a67eddd
출처 데이터셋
uspto-grants-2012_05
DOI
10.6084/m9.figshare.5104873.v1
특허 번호
US08178530B2

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