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Water → (2,2-Dimethyl-1,3-dioxolan-4-yl)methyl acetate
関与物質
| 役割 | 名称 | HCID | 仕込み量 |
|---|---|---|---|
| 反応物 | Water | HCID 962 | — |
| 反応物 | Pyridine | HCID 1049 | — |
| 反応物 | Solketal | HCID 7528 | — |
| 反応物 | Acetic Anhydride | HCID 7918 | — |
| 溶媒 | Dichloromethane | HCID 6344 | — |
| 溶媒 | Ethyl Acetate | HCID 8857 | — |
| 生成物 | (2,2-Dimethyl-1,3-dioxolan-4-yl)methyl acetate | HCID 252333 | 85.4% |
反応手順
To a mixture of 4-hydroxymethyl-2,2-dimethyl-1,3-dioxolane (5.35 g) and pyridine (15.65 g) in dichloromethane (200 ml) was added acetic anhydride (20.56 g), and the mixture was stirred at ambient temperature for 12 hours. The mixture was poured into a mixture of water and ethyl acetate. The organic layer was separated, washed with saturated aqueous sodium hydrogen carbonate and brine successively, dried over magnesium sulfate, and evaporated in vacuo to give 4-acetoxymethyl-2,2-dimethyl-1,3-dioxolane (6.02 g).
情報源と証拠
| DOI | 10.6084/m9.figshare.5104873.v1 |
|---|---|
| 特許番号 | US05420122 |
| 出典データセット | uspto-grants-1995_05 |
| ORD ID | ord-d89cf0c6c2db4b6a9bf43154be9933c2 |
| 出典メモ | uspto-grants-1995_05 |