Ethyl difluoroacetate → 1,3-Butanedione, 1-(3-ethoxyphenyl)-4,4-difluoro-

HRID 269025노트

반응식

HRID 269025 반응식
[F:1][CH:2]([F:8])[C:3](OCC)=[O:4].[CH3:9][CH2:10][O:11][C:12]1[CH:17]=[C:16]([C:18]([CH3:20])=[O:19])[CH:15]=[CH:14][CH:13]=1>>[CH2:10]([O:11][C:12]1[CH:17]=[C:16]([C:18](=[O:19])[CH2:20][C:3](=[O:4])[CH:2]([F:8])[F:1])[CH:15]=[CH:14][CH:13]=1)[CH3:9]

참가 물질

3

반응물 2

HCID 9961Ethyl difluoroacetateHCID 37702501-(3-Ethoxyphenyl)ethanone

생성물 1

HCID 866080121,3-Butanedione, 1-(3-ethoxyphenyl)-4,4-difluoro-수율 112.1%

실험 절차

Prepared from commercially available ethyl difluoroacetate (16.0 g, 129 mmol) and 3-ethoxyacetophenone (example C.19 step 1) (14.5 g, 88 mmol) as described in example C.1 step 1 to give the title compound (23.90 g, 112%) as a light red oil. MS (ISN) 241.0 [(M−H)−].

출처 및 근거

ORD 기록
ord-3d01408b3b7441efb9d94b95f3b70993
출처 데이터셋
uspto-grants-2008_11
특허 번호
US07446113B2

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