化工社化工社 化学情報印刷レポート · 研究参考用
Acetic Anhydride → Cyanoacetyldibenzylurea
関与物質
| 役割 | 名称 | HCID | 仕込み量 |
|---|---|---|---|
| 反応物 | Acetic Anhydride | HCID 7918 | — |
| 反応物 | Cyanoacetic acid | HCID 9740 | — |
| 反応物 | Urea, N,N'-bis(phenylmethyl)- | HCID 72889 | — |
| 溶媒 | Water | HCID 962 | — |
| 生成物 | Cyanoacetyldibenzylurea | HCID 20642783 | — |
反応手順
36.0 g (0.15 mol) of dibenzylurea, 15.3 g (0.18 mol) of cyanoacetic acid and 30.6 g (0.3 mol) of acetic anhydride are stirred at 80-85° C. for 2 hours. After cooling, the reaction mixture is stirred into 600 ml of water and the resultant precipitate is filtered off with suction and then dried to constant weight.
情報源と証拠
| DOI | 10.6084/m9.figshare.5104873.v1 |
|---|---|
| 特許番号 | US06211270B1 |
| 出典データセット | uspto-grants-2001_04 |
| ORD ID | ord-c240c421fc754ef49d6d0795e73d913e |
| 出典メモ | uspto-grants-2001_04 |