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HRID 22402作成日:2026年10月25日

Water → 1-(1-Amino-1H-pyrrol-2-yl)ethanone

https://huagongshe.com/reaction/22402

反応式

関与物質

役割名称HCID仕込み量
反応物WaterHCID 962—
反応物MethylamineHCID 6329—
反応物2-(2-Acetyl-1H-pyrrol-1-yl)-1H-isoindole-1,3(2H)dioneHCID 19966752—
溶媒DimethylformamideHCID 6228—
生成物1-(1-Amino-1H-pyrrol-2-yl)ethanoneHCID 1996674493.2%

反応手順

To a suspension of 2-(2-acetyl-1H-pyrrol-1-yl)-1H-isoindole-1,3(2H)dione (8.53 g) in dimethylformamide (25 ml) was added 33 ml of 40% methylamine solution. After 2.5 hours, the reaction mixture was poured into water (300 ml) and was extracted 4 times with EtOAc. The combined organics were washed once with water and brine, dried (MgSO4), filtered and concentrated to give the crude product. Purification via flash column chromatography (silica gel, 30% EtOAc/hexane) afforded 3.88 g of the product as an oil.

情報源と証拠

DOI10.6084/m9.figshare.5104873.v1
特許番号US05428053
出典データセットuspto-grants-1995_06
ORD IDord-e9d129938bb04febaf7fef8390aee10e
出典メモuspto-grants-1995_06