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HRID 1032960作成日:2026年10月27日

Dichloromethane → 1-Methoxy-4-methyl-2-nitrobenzene

https://huagongshe.com/reaction/1032960

反応式

関与物質

役割名称HCID仕込み量
反応物DichloromethaneHCID 6344—
反応物Dimethyl SulfateHCID 6497—
反応物4-Methyl-2-nitrophenolHCID 8391—
反応物Sodium HydroxideHCID 14798—
触媒Tetrabutylammonium hydrogen sulfateHCID 94433—
溶媒WaterHCID 962—
生成物1-Methoxy-4-methyl-2-nitrobenzeneHCID 67058—

反応手順

A reaction mixture of 2-nitro-p-cresol (23.58 g, 0.154 mmol), methylene chloride (200 ml), tetra-n-butylammonium hydrogensulfate (5.15 g, 15.2 mmol), 1N sodium hydroxide (170 ml) and dimethyl sulfate (16.0 ml, 0.169 mmol) was stirred at room temperature for 2 hours. The reaction mixture was poured into water and extracted with methylene chloride. The organic layer was washed with brine, dried over anhydrous magnesium sulfate and evaporated. The concentrate was immediately used for the next reaction.

情報源と証拠

DOI10.6084/m9.figshare.5104873.v1
特許番号US05308840
出典データセットuspto-grants-1994_05
ORD IDord-094d3f7d7ae542c3b24245f12e026bc1
出典メモuspto-grants-1994_05