(3R)-3-ethyl-7-fluoro-4-(4-hydroxybenzoyl)-1-methyl-3,4-dihydroquinoxalin-2(1H)-one → (3R)-4-(2,4-dihydroxybenzoyl)-3-ethyl-6-fluoro-1-methyl-3,4-dihydroquinoxalin-2(1H)-one

HRID 898250노트

반응식

HRID 898250 반응식
C[O:2][C:3]1[CH:25]=[C:24]([O:26]C)[CH:23]=[CH:22][C:4]=1[C:5]([N:7]1[C:16]2[C:11](=[CH:12][CH:13]=[C:14]([F:17])[CH:15]=2)[N:10]([CH3:18])[C:9](=[O:19])[C@H:8]1[CH2:20][CH3:21])=[O:6].C([C@H]1N(C(=O)C2C=CC(O)=CC=2)C2C(=CC(F)=CC=2)N(C)C1=O)C>>[OH:2][C:3]1[CH:25]=[C:24]([OH:26])[CH:23]=[CH:22][C:4]=1[C:5]([N:7]1[C:16]2[C:11](=[CH:12][CH:13]=[C:14]([F:17])[CH:15]=2)[N:10]([CH3:18])[C:9](=[O:19])[C@H:8]1[CH2:20][CH3:21])=[O:6]

참가 물질

3

반응물 2

HCID 11709655(3R)-3-ethyl-7-fluoro-4-(4-hydroxybenzoyl)-1-methyl-3,4-dihydroquinoxalin-2(1H)-oneHCID 69220476(3R)-4-(2,4-dimethoxybenzoyl)-3-ethyl-6-fluoro-1-methyl-3,4-dihydroquinoxalin-2(1H)-one

생성물 1

HCID 11551914(3R)-4-(2,4-dihydroxybenzoyl)-3-ethyl-6-fluoro-1-methyl-3,4-dihydroquinoxalin-2(1H)-one수율 49%

실험 절차

(3R)-4-(2,4-Dimethoxybenzoyl)-3-ethyl-6-fluoro-1-methyl-3,4-dihydroquinoxalin-2(1H)-one was treated according to the procedure for the preparation of (3R)-3-ethyl-7-fluoro-4-(4-hydroxybenzoyl)-1-methyl-3,4-dihydroquinoxalin-2(1H)-one (see Example 1) to yield (3R)-4-(2,4-dihydroxybenzoyl)-3-ethyl-6-fluoro-1-methyl-3,4-dihydroquinoxalin-2(1H)-one (49%). MS (ESI) m/z 345 ([M+H]+); MS (ESI) m/z 343 ([M−H]−); HRMS: calcd for C18R17FN2O4, 344.1172; found (ESI_FT), 345.12407.

출처 및 근거

ORD 기록
ord-984f87d0b8fa4c2d9a91a1b949d38044
출처 데이터셋
uspto-grants-2008_04
특허 번호
US07351709B2

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