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Benzoyl Peroxide → 1-Benzyl-2-bromomethyl-6-oxo-1,6-dihydro-pyridine-3-carboxylic acid methyl ester

HRID 919671
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반응식

HRID 919671 반응식
[CH3:1][O:2][C:3]([C:5]1[CH:10]=[CH:9][C:8](=[O:11])[N:7]([CH2:12][C:13]2[CH:18]=[CH:17][CH:16]=[CH:15][CH:14]=2)[C:6]=1[CH3:19])=[O:4].[Br:20]N1C(=O)CCC1=O.C(OOC(=O)C1C=CC=CC=1)(=O)C1C=CC=CC=1>C(Cl)(Cl)(Cl)Cl>[CH3:1][O:2][C:3]([C:5]1[CH:10]=[CH:9][C:8](=[O:11])[N:7]([CH2:12][C:13]2[CH:14]=[CH:15][CH:16]=[CH:17][CH:18]=2)[C:6]=1[CH2:19][Br:20])=[O:4]
참가 물질실험 절차후처리출처 및 근거반응 노트

참가 물질

5

반응물 3

HCID 7187Benzoyl PeroxideHCID 67184N-bromobutanimideHCID 682971751-Benzyl-2-methyl-6-oxo-1,6-dihydro-pyridine-3-carboxylic acid methyl ester

생성물 1

HCID 682972941-Benzyl-2-bromomethyl-6-oxo-1,6-dihydro-pyridine-3-carboxylic acid methyl ester수율 69.3%

시약·촉매·용매 1

HCID 5943Carbon Tetrachloride용매

실험 절차

A mixture of 1-benzyl-2-methyl-6-oxo-1,6-dihydro-pyridine-3-carboxylic acid methyl ester (2.64 g, 10.3 mmol), N-bromosuccinimide (2.01 g, 11.3 mmol), and benzoyl peroxide (250 mg, 1.03 mmol) in CCl4 (100 mL) was refluxed for 16 h. The solvent was evaporated in vacuo, and the residue was chromatographed (0-40% EtOAc/hexanes) to give 2.4 g of the title compound as a viscous oil. MS: (+) m/z 335.92, 337.89 (M+1, 79/81Br)

후처리

  1. temperaturewas refluxed for 16 h
  2. customThe solvent was evaporated in vacuo
  3. customthe residue was chromatographed (0-40% EtOAc/hexanes)

출처 및 근거

ORD 기록
ord-1f84a08b2d0f4e899c04d0b772fb5dd1
출처 데이터셋
uspto-grants-2016_03
DOI
10.6084/m9.figshare.5104873.v1
특허 번호
US09271970B2

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