Carbon Dioxide → Ethyl 2-bromo-3-phenylpropanoate

HRID 1981619노트

반응식

HRID 1981619 반응식
[Br:1][C:2]([CH2:11][C:12]1[CH:17]=[CH:16][CH:15]=[CH:14][CH:13]=1)(C([O-])=O)[C:3]([O:5][CH2:6][CH3:7])=[O:4].C(=O)=O>>[Br:1][CH:2]([CH2:11][C:12]1[CH:17]=[CH:16][CH:15]=[CH:14][CH:13]=1)[C:3]([O:5][CH2:6][CH3:7])=[O:4]

참가 물질

3

반응물 2

HCID 280Carbon DioxideHCID 86007639Ethyl bromo-(phenylmethyl)propanedioate

생성물 1

HCID 4737529Ethyl 2-bromo-3-phenylpropanoate

실험 절차

Ethyl bromo-(phenylmethyl)propandioate (XXVI, Example 60, 130 g.) is heated under reduced pressure to 140° with vigorous evolution of carbon dioxide. When decarboxylation is complete (about 5 minutes), the mixture is distilled to give ethyl 2-bromo-3-phenylpropionate, b.p. 120°/30 mm.

후처리

  1. custom(about 5 minutes)
  2. distillationthe mixture is distilled

출처 및 근거

ORD 기록
ord-8de171c73754463b8afa6fdb4eb66d0e
출처 데이터셋
uspto-grants-1986_06
특허 번호
US04593098

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