(3R)-3-ethyl-6-fluoro-3,4-dihydroquinoxalin-2(1H)-one → (3R)-3-ethyl-6-fluoro-4-(4-methoxybenzoyl)-3,4-dihydroquinoxalin-2(1H)-one

HRID 898228노트

반응식

HRID 898228 반응식
[CH2:1]([C@H:3]1[NH:12][C:11]2[C:6](=[CH:7][CH:8]=[C:9]([F:13])[CH:10]=2)[NH:5][C:4]1=[O:14])[CH3:2].C([C@H]1N([C:27](=[O:36])[C:28]2[CH:33]=[CH:32][C:31]([O:34][CH3:35])=[CH:30][CH:29]=2)C2C(=CC(F)=CC=2)NC1=O)C>CCOCC>[CH2:1]([C@H:3]1[N:12]([C:27](=[O:36])[C:28]2[CH:33]=[CH:32][C:31]([O:34][CH3:35])=[CH:30][CH:29]=2)[C:11]2[C:6](=[CH:7][CH:8]=[C:9]([F:13])[CH:10]=2)[NH:5][C:4]1=[O:14])[CH3:2]

참가 물질

4

반응물 2

HCID 69222176(3R)-3-ethyl-6-fluoro-3,4-dihydroquinoxalin-2(1H)-oneHCID 69224280(3R)-3-ethyl-7-fluoro-4-(4-methoxybenzoyl)-3,4-dihydroquinoxalin-2(1H)-one

생성물 1

HCID 69223657(3R)-3-ethyl-6-fluoro-4-(4-methoxybenzoyl)-3,4-dihydroquinoxalin-2(1H)-one수율 76%

시약·촉매·용매 1

HCID 3283Diethyl Ether용매

실험 절차

(3R)-3-Ethyl-6-fluoro-3,4-dihydroquinoxalin-2(1H)-one in ether was treated according to the procedure for the preparation of (3R)-3-ethyl-7-fluoro-4-(4-methoxybenzoyl)-3,4-dihydroquinoxalin-2(1H)-one (see Example 1) to yield (3R)-3-ethyl-6-fluoro-4-(4-methoxybenzoyl)-3,4-dihydroquinoxalin-2(1H)-one (76%). MS (ESI) m/z 329 ([M+H]+); MS (ESI) m/z 327 ([M−H]−); HRMS: calcd for C18H17FN2O3, 328.12238; found (ESI_FT), 329.12878.

출처 및 근거

ORD 기록
ord-07e43e7051b4462daf42fd19a22656d7
출처 데이터셋
uspto-grants-2008_04
특허 번호
US07351709B2

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