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HRID 1844039作成日:2026年10月25日

Potassium Phosphate, Tribasic → 2-(4-cyclopropylpyridin-3-yl)-3,4-dihydrobenzo[4,5]thieno[3,2-c]pyridin-1(2H)-one

https://huagongshe.com/reaction/1844039

反応式

関与物質

役割名称HCID仕込み量
反応物Potassium Phosphate, TribasicHCID 62657—
反応物3,4-Dihydro-[1]benzothieno[3,2-c]pyridin-1(2H)-oneHCID 20074905—
反応物4-Cyclopropyl-3-iodopyridineHCID 66801887—
触媒Copper iodideHCID 83717—
溶媒1,4-DioxaneHCID 31275—
生成物2-(4-cyclopropylpyridin-3-yl)-3,4-dihydrobenzo[4,5]thieno[3,2-c]pyridin-1(2H)-oneHCID 5694112829.8%

反応手順

3,4-Dihydro-2H-benzo[4,5]thieno[3,2-c]pyridin-1-one (I-9d: 100 mg, 0.491 mmol) was reacted with 4-cyclopropyl-3-iodo-pyridine (I-73c: 133 mg, 0.65 mmol), 1,4-dioxane (3 mL), copper iodide (9.31 mg, 0.049 mmol), trans-N,N′-dimethyl-cyclohexyl-1,2-diamine (6.9 mg, 0.049 mmol) and potassium phosphate (313.3 mg, 1.47 mmol) to afford the crude product. Purification by column chromatography on silica gel (1% methanol in CHCl3) afforded 46.8 mg of the product (29.8% yield).

情報源と証拠

DOI10.6084/m9.figshare.5104873.v1
特許番号US08946260B2
出典データセットuspto-grants-2015_02
ORD IDord-26eafa15bb9642e2b2d6b8584e44e57b
出典メモuspto-grants-2015_02