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Ethanol → Butyric acid [1-(6-methyl-2,3-dihydro-2-pyranyl)ethylidene]hydrazide
関与物質
| 役割 | 名称 | HCID | 仕込み量 |
|---|---|---|---|
| 反応物 | Ethanol | HCID 702 | — |
| 反応物 | Butyrohydrazide | HCID 77079 | — |
| 反応物 | Ethanone, 1-(3,4-dihydro-6-methyl-2H-pyran-2-yl)- | HCID 141413 | — |
| 溶媒 | Water | HCID 962 | — |
| 生成物 | Butyric acid [1-(6-methyl-2,3-dihydro-2-pyranyl)ethylidene]hydrazide | HCID 131717001 | 12% |
反応手順
A mixture of 5.0 gm (0.0356 mole) of 2-acetyl-6-methyl-2,3-dihydropyran, 3.64 gm (0.0356 mole) of n-butyric acid hydrazide and 100 ml of ethanol is refluxed 24 hr. The mixture is diluted with water to the cloud point and chilled. The product is collected, washed with water and dried to give 0.93 gm (12%) of the title compound having a melting point of 72.8° C.
情報源と証拠
| DOI | 10.6084/m9.figshare.5104873.v1 |
|---|---|
| 特許番号 | US05049561 |
| 出典データセット | uspto-grants-1991_09 |
| ORD ID | ord-f5ee7a77cb3648eeaa26c629764f2bdb |
| 出典メモ | uspto-grants-1991_09 |