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Huagongshe화공사 화학 정보 인쇄 보고서 · 연구 참고용
HRID 240092생성일: 2026년 10월 26일

Diisopropylethylamine → 8-Hydroxy-2-oxo-2H-chromene-3-carboxylic acid [3-(2,3-Dihydro-benzofuran-5-yl)-phenyl]-amide

https://huagongshe.com/reaction/240092

반응식

참여 물질

역할이름HCID투입량
반응물DiisopropylethylamineHCID 81531—
반응물3-(2,3-Dihydro-1-benzofuran-5-yl)anilineHCID 4131967—
반응물8-Hydroxy-3-carboxy-coumarinHCID 7245716—
반응물Methanaminium, N-((dimethylamino)(3H-1,2,3-triazolo(4,5-b)pyridin-3-yloxy)methylene)-N-methyl-, hexafluorophosphate(1-) (1:1)HCID 9886157—
용매DimethylformamideHCID 6228—
생성물8-Hydroxy-2-oxo-2H-chromene-3-carboxylic acid [3-(2,3-Dihydro-benzofuran-5-yl)-phenyl]-amideHCID 8665039749.4%

반응 단계

DIEA (0.014 mL, 0.078 mmol) was added to 8-hydroxy-3-carboxy-coumarin (0.015 g, 0.071 mmol) and HATU (0.030 g, 0.078 mmol) in 0.36 mL of DMF with constant stirring at room temperature until a clear solution resulted. Subsequently, 3-(2,3-dihydro-benzofuran-5-yl)-phenylamine (0.015 g, 0.071 mmol) was added and allowed to react overnight when a solid precipitated out of solution. The resulting precipitate was filtered, dried under suction, and finally dried overnight in vacuo to give 0.014 g of product in 49% yield: LCMS (ESI) m/z 400 (MH+).

출처 및 근거

DOI10.6084/m9.figshare.5104873.v1
특허 번호US08642788B2
출처 데이터셋uspto-grants-2014_02
ORD IDord-3b513298fab440d6b18d84553592101b
출처 메모uspto-grants-2014_02