2-Thiopheneglyoxylic acid → 2-Oxo-3-thiophen-2-yl-1,2-dihydro-quinoxaline-6-carboxylic acid ethyl ester

HRID 230231

반응식

HRID 230231 반응식
[CH2:1]([O:3][C:4](=[O:13])[C:5]1[CH:10]=[CH:9][C:8]([NH2:11])=[C:7]([NH2:12])[CH:6]=1)[CH3:2].[S:14]1[CH:18]=[CH:17][CH:16]=[C:15]1[C:19](=O)[C:20](O)=[O:21]>>[CH2:1]([O:3][C:4]([C:5]1[CH:6]=[C:7]2[C:8](=[CH:9][CH:10]=1)[NH:11][C:20](=[O:21])[C:19]([C:15]1[S:14][CH:18]=[CH:17][CH:16]=1)=[N:12]2)=[O:13])[CH3:2]

참가 물질

3

실험 절차

The quinoxalin-2-one of the present example is prepared with 3,4-Diamino-benzoic acid ethyl ester and (thiophen-2-yl) oxo-acetic acid via the method described in Example 12 to afford 2-Oxo-3-thiophen-2-yl-1,2-dihydro-quinoxaline-6-carboxylic acid ethyl ester.

출처 및 근거

ORD 기록
ord-5235c46e18c04f6187fa94a7e5f3a373
출처 데이터셋
uspto-grants-2009_07
특허 번호
US07566719B2

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