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HRID 922267作成日:2026年10月27日

4-Hydroxybenzaldehyde → 5-(4-Hydroxybenzylidene)-2,2-dimethyl-1,3-dioxane-4,6-dione

https://huagongshe.com/reaction/922267

反応式

関与物質

役割名称HCID仕込み量
反応物4-HydroxybenzaldehydeHCID 126—
反応物2,2-Dimethyl-1,3-dioxane-4,6-dioneHCID 16249—
溶媒WaterHCID 962—
生成物5-(4-Hydroxybenzylidene)-2,2-dimethyl-1,3-dioxane-4,6-dioneHCID 37054183.74%

反応条件

温度75 °C

反応手順

To a 500 mL RB flask fitted with magnetic stirrer was charged with water (160 mL). To the stirred solvent was added 4-hydroxybenzaldehyde (25.0 g, 122.12 mmol) and 2,2-dimethyl-1,3-dioxane-4,6-dione (25.0 g), it was heated at 75° C. for 2 h. The RM was cooled to obtain the solid, filtered and was washed with water, then dried to obtain the product (34.0, yield: 83.74%).

情報源と証拠

DOI10.6084/m9.figshare.5104873.v1
特許番号US09278915B2
出典データセットuspto-grants-2016_03
ORD IDord-5f43363cbac149b6ae7eeb3af98e69e6
出典メモuspto-grants-2016_03