戻る
化工社化工社 化学情報印刷レポート · 研究参考用
HRID 1639301作成日:2026年10月27日

1,4-Dioxane → 7-Bromo-3-(4-bromo-2-fluorobenzyl)-1,2,3,4-tetrahydro-2,4-dioxoquinazoline

https://huagongshe.com/reaction/1639301

反応式

関与物質

役割名称HCID仕込み量
反応物1,4-DioxaneHCID 31275—
反応物2-amino-4-bromo-N-(4-bromo-2-fluorobenzyl)benzamideHCID 14458995—
生成物7-Bromo-3-(4-bromo-2-fluorobenzyl)-1,2,3,4-tetrahydro-2,4-dioxoquinazolineHCID 14459003—

反応条件

温度150 °C

反応手順

2-Amino-4-bromo-N-(4-bromo-2-fluorobenzyl)benzamide (2.90 g) and N,N'-carbonyldiimidazole (4.68 g) were dissolved in dioxane (50 ml). The solution was evaporated to give a residue, which was stirred at 150° C. for 30 minutes. After cooling, the precipitates were collected by filtration and washed with ethanol to give 7-bromo-3-(4-bromo-2-fluorobenzyl)-1,2,3,4-tetrahydro-2,4-dioxoquinazoline (2.92 g).

情報源と証拠

DOI10.6084/m9.figshare.5104873.v1
特許番号US04883800
出典データセットuspto-grants-1989_11
ORD IDord-0b07f24302ab4db4b08d6a6ad0522555
出典メモuspto-grants-1989_11