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Benzoyl Peroxide → HCID 67147765, 화합물

HRID 2426258
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HRID 2426258 반응식
[C:1]([O:9][C:10]1[C:15](=[O:16])[N:14]2[CH2:17][CH2:18][CH2:19][CH2:20][C:13]2=[N:12][C:11]=1[C:21]([O:23][CH3:24])=[O:22])(=[O:8])[C:2]1[CH:7]=[CH:6][CH:5]=[CH:4][CH:3]=1.[Br:25]N1C(=O)CCC1=O.C(OOC(=O)C1C=CC=CC=1)(=O)C1C=CC=CC=1>C(Cl)(Cl)(Cl)Cl>[C:1]([O:9][C:10]1[C:15](=[O:16])[N:14]2[CH2:17][CH2:18][CH2:19][CH:20]([Br:25])[C:13]2=[N:12][C:11]=1[C:21]([O:23][CH3:24])=[O:22])(=[O:8])[C:2]1[CH:3]=[CH:4][CH:5]=[CH:6][CH:7]=1
참가 물질실험 절차후처리출처 및 근거반응 노트

참가 물질

5

반응물 3

HCID 7187Benzoyl PeroxideHCID 67184N-bromobutanimideHCID 67147883HCID 67147883, 화합물

생성물 1

HCID 67147765HCID 67147765, 화합물

시약·촉매·용매 1

HCID 5943Carbon Tetrachloride용매

실험 절차

A mixture of methyl 3-(benzoyloxy)-4-oxo-6,7,8,9-tetrahydro-4H-pyrido[1,2-a]pyrimidine-2-carboxylate, N-bromo-succinimide (1.2 eq.) and dibenzoylperoxide (70%, 0.13 eq.) in carbon tetrachloride was stirred under reflux for one hour. The mixture was cooled to room temperature, the succinimide was filtered off and the solvent was removed under reduced pressure. Methyl 3-(benzoyloxy)-9-bromo-4-oxo-6,7,8,9-tetrahydro-4H-pyrido[1,2-a]pyrimidine-2-carboxylate was obtained after flash chromatography (eluent petroleum ether/ethyl acetate, 1:1) as a pale yellow oil.

후처리

  1. temperatureunder reflux for one hour
  2. filtrationthe succinimide was filtered off
  3. customthe solvent was removed under reduced pressure

출처 및 근거

ORD 기록
ord-3fa2a3eb0ca14343a39bddaeba3d5acd
출처 데이터셋
uspto-grants-2011_06
DOI
10.6084/m9.figshare.5104873.v1
특허 번호
US07968553B2

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