化工社化工社 化学情報印刷レポート · 研究参考用
Piperonal → 7-Methyl-1-(3,4-methylenedioxyphenyl)octa-1,6-dien-3-one
関与物質
| 役割 | 名称 | HCID | 仕込み量 |
|---|---|---|---|
| 反応物 | Piperonal | HCID 8438 | — |
| 反応物 | 6-Methyl-5-hepten-2-one | HCID 9862 | — |
| 溶媒 | Sodium Hydroxide | HCID 14798 | — |
| 生成物 | 7-Methyl-1-(3,4-methylenedioxyphenyl)octa-1,6-dien-3-one | HCID 41981 | — |
反応手順
15 g of piperonal (0.1 mole) and 12.6 g of 6-methyl-5-heptene-2-one (0.1 mole) in an aqueous-alcoholic solution of sodium hydroxide (200 cm3 of 10% NaOH+20 cm3 of ethanol) are stirred for 15 days at ambient temperature. The product obtained is filtered off, washed with water, and recrystallised from ethanol.
情報源と証拠
| DOI | 10.6084/m9.figshare.5104873.v1 |
|---|---|
| 特許番号 | US04209517 |
| 出典データセット | uspto-grants-1980_06 |
| ORD ID | ord-3017d784726a437c9e8a29d53eee8c17 |
| 出典メモ | uspto-grants-1980_06 |