化工社化工社 化学情報印刷レポート · 研究参考用
Sodium Hydroxide → 4-(4-Methyl-3-oxo-piperazin-1-yl)-cyclohexan-1-one
関与物質
| 役割 | 名称 | HCID | 仕込み量 |
|---|---|---|---|
| 反応物 | Sodium Hydroxide | HCID 14798 | — |
| 反応物 | 8-(4-Methyl-3-oxo-piperazin-1-yl)-1,4-dioxa-spiro[4,5]decane | HCID 59158191 | — |
| 溶媒 | Hydrochloric Acid | HCID 313 | — |
| 生成物 | 4-(4-Methyl-3-oxo-piperazin-1-yl)-cyclohexan-1-one | HCID 59158172 | — |
反応手順
2.3 g 8-(4-methyl-3-oxo-piperazin-1-yl)-1,4-dioxa-spiro[4,5]decane are stirred in 20 ml of 4M HCl for 48 hours at ambient temperature, for 7 hours at 50° C. and for two hours at 70° C. The mixture is made alkaline with 4M sodium hydroxide solution and extracted five times with 40 ml dichloromethane. The organic phase is evaporated down and the product is purified by column chromatography.
情報源と証拠
| DOI | 10.6084/m9.figshare.5104873.v1 |
|---|---|
| 特許番号 | US07998949B2 |
| 出典データセット | uspto-grants-2011_08 |
| ORD ID | ord-462a7b997b654de9a296532bd71aea27 |
| 出典メモ | uspto-grants-2011_08 |