m-Chloroperbenzoic acid → 4-Benzylsulfinyl-5-methoxycarbonyl-6-(4-hydroxypiperidin-1-yl)-2-(5,6,7,8-tetrahydroimidazo[1,2-a]pyrazin-7-yl)pyrimidine

HRID 1352773

반응식

HRID 1352773 반응식
[CH2:1]([S:8][C:9]1[C:14]([C:15]([O:17][CH3:18])=[O:16])=[C:13]([N:19]2[CH2:24][CH2:23][CH:22]([OH:25])[CH2:21][CH2:20]2)[N:12]=[C:11]([N:26]2[CH2:31][CH2:30][N:29]3[CH:32]=[CH:33][N:34]=[C:28]3[CH2:27]2)[N:10]=1)[C:2]1[CH:7]=[CH:6][CH:5]=[CH:4][CH:3]=1.ClC1C=CC=C(C(OO)=[O:43])C=1>C(Cl)(Cl)Cl.C(=O)([O-])O.[Na+]>[CH2:1]([S:8]([C:9]1[C:14]([C:15]([O:17][CH3:18])=[O:16])=[C:13]([N:19]2[CH2:24][CH2:23][CH:22]([OH:25])[CH2:21][CH2:20]2)[N:12]=[C:11]([N:26]2[CH2:31][CH2:30][N:29]3[CH:32]=[CH:33][N:34]=[C:28]3[CH2:27]2)[N:10]=1)=[O:43])[C:2]1[CH:7]=[CH:6][CH:5]=[CH:4][CH:3]=1

참가 물질

5

실험 절차

To a solution of 4-benzylthio-5-methoxycarbonyl-6-(4-hydroxypiperidin-1-yl)-2-(5,6,7,8-tetrahydroimidazo[1,2-a]pyrazin-7-yl)pyrimidine (prepared in the above (5)) 93 mg in chloroform 2.5 ml is dropped a solution of m-chloroperbenzoic acid 44 mg in chloroform 4 ml over a period of 10 minutes on a ice bath, and the mixture is stirred for 1.5 hours. The mixture is diluted with an aqueous sodium hydrogen carbonate solution and extracted with ethyl acetate. The organic layer is washed, dried and concentrated in vacuo to give 4-benzylsulfinyl-5-methoxycarbonyl-6-(4-hydroxypiperidin-1-yl)-2-(5,6,7,8-tetrahydroimidazo[1,2-a]pyrazin-7-yl)pyrimidine as a slightly yellow foam, 83 mg.

후처리

  1. extractionextracted with ethyl acetate
  2. washThe organic layer is washed
  3. customdried
  4. concentrationconcentrated in vacuo

출처 및 근거

ORD 기록
ord-2356c5a91ce9431688923561dbdbd2ed
출처 데이터셋
uspto-grants-2007_05
특허 번호
US07220736B2

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