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HRID 2188作成日:2026年10月23日

Methylhydrazine → 3(2H)-Pyridazinone, 6-(4-chlorophenyl)-4,5-dihydro-2-methyl-

https://huagongshe.com/ja/reaction/2188

反応式

関与物質

役割名称HCID仕込み量
反応物MethylhydrazineHCID 6061—
反応物3-(4-Chlorobenzoyl)propionic acidHCID 77604—
溶媒EthanolHCID 702—
生成物3(2H)-Pyridazinone, 6-(4-chlorophenyl)-4,5-dihydro-2-methyl-HCID 12196564—

反応手順

To a 250 ml flask equipped with magnetic stirrer and reflux condenser was charged 10 g of 3-(4-chlorobenzoyl)-propionic acid, 250 ml of absolute ethanol, and 2.5 ml of methyl hydrazine. The reaction was refluxed for 3 hours and cooled to yield a solid which was collected by vacuum filtration, washed with 50 ml of hexane, and air dried. Isolated 9.5 g of product as a white solid.

情報源と証拠

DOI10.6084/m9.figshare.5104873.v1
特許番号US05728715
出典データセットuspto-grants-1998_03
ORD IDord-ced7355b22f246b584e1e59141387906
出典メモuspto-grants-1998_03