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Pyridinium hydrochloride → 4-[5-(2-oxo-1,2-dihydropyridin-4-yl)imidazo[1,2-a]pyrazin-8-ylamino]-N-pyridin-3ylmethyl benzamide

HRID 1921753
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인쇄 미리보기

반응식

HRID 1921753 반응식
C([O:3][C:4]1[CH:9]=[C:8]([C:10]2[N:15]3[CH:16]=[CH:17][N:18]=[C:14]3[C:13]([NH:19][C:20]3[CH:35]=[CH:34][C:23]([C:24]([NH:26][CH2:27][C:28]4[CH:29]=[N:30][CH:31]=[CH:32][CH:33]=4)=[O:25])=[CH:22][CH:21]=3)=[N:12][CH:11]=2)[CH:7]=[CH:6][N:5]=1)C.Cl.[NH+]1C=CC=CC=1>O>[O:3]=[C:4]1[CH:9]=[C:8]([C:10]2[N:15]3[CH:16]=[CH:17][N:18]=[C:14]3[C:13]([NH:19][C:20]3[CH:21]=[CH:22][C:23]([C:24]([NH:26][CH2:27][C:28]4[CH:29]=[N:30][CH:31]=[CH:32][CH:33]=4)=[O:25])=[CH:34][CH:35]=3)=[N:12][CH:11]=2)[CH:7]=[CH:6][NH:5]1
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참가 물질

4

반응물 2

HCID 21584435Pyridinium hydrochlorideHCID 866167464-[5-(2-Ethoxypyridin-4-yl)imidazo[1,2-a]pyrazin-8-ylamino]-N-pyridin-3-ylmethyl benzamide

생성물 1

HCID 590229784-[5-(2-oxo-1,2-dihydropyridin-4-yl)imidazo[1,2-a]pyrazin-8-ylamino]-N-pyridin-3ylmethyl benzamide

시약·촉매·용매 1

HCID 962Water용매

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온도
150 °C

실험 절차

A mixture of 4-[5-(2-ethoxypyridin-4-yl)imidazo[1,2-a]pyrazin-8-ylamino]-N-pyridin-3-ylmethyl benzamide (82 mg, 0.18 mmol) and pyridinium hydrochloride (101 mg, 0.88 mmol) in water (0.5 mL) is heated at 150° C. for 20 minutes in a sealed tube. After this time the solvent is removed in vacuo. The residue is chromatographed on silica gel, eluting with DCM followed by 90:10 DCM:NH3 (7M in MeOH), and the fractions containing the desired product are combined and evaporated. The title compound is isolated as a solid. HPLC (254 nm): Rt 1.83 min (99.1%); m/z (APCI) 438 (M+H)+.

후처리

  1. customAfter this time the solvent is removed in vacuo
  2. customThe residue is chromatographed on silica gel
  3. washeluting with DCM
  4. additionNH3 (7M in MeOH), and the fractions containing the desired product
  5. customevaporated

출처 및 근거

ORD 기록
ord-0660711e3f0d4aa8aff8c3163eabb8cc
출처 데이터셋
uspto-grants-2012_05
DOI
10.6084/m9.figshare.5104873.v1
특허 번호
US08173656B2

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