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Water → 4,4-Ethylenedioxy-4-phenylbutyl bromide
関与物質
| 役割 | 名称 | HCID | 仕込み量 |
|---|---|---|---|
| 反応物 | Water | HCID 962 | — |
| 反応物 | Allyl bromide | HCID 7841 | — |
| 反応物 | 1,1'-Carbonyldiimidazole | HCID 68263 | — |
| 反応物 | 2-(3-Hydroxypropyl)-2-phenyl-1,3-dioxolane | HCID 22344557 | — |
| 溶媒 | Acetonitrile | HCID 6342 | — |
| 生成物 | 4,4-Ethylenedioxy-4-phenylbutyl bromide | HCID 14764202 | — |
反応手順
To a solution of 1.2 g of the alcohol compound obtained in 20 ml of acetonitrile were added 1.2 g of 1,1'-carbonyldiimidazole and 2.5 ml of allyl bromide. The mixture was stirred for 2 hours at room temperature and then heated under reflux for 1.5 hours. After cooling, water was added to the reaction mixture, and the mixture was extracted with diethyl ether. The ethereal layer was washed with a saturated sodium chloride aqueous solution, dried over anhydrous magnesium sulfate, and concentrated under reduced pressure to obtain 1.1 g of 4,4-ethylenedioxy-4-phenylbutyl bromide as colorless crystals.
情報源と証拠
| DOI | 10.6084/m9.figshare.5104873.v1 |
|---|---|
| 特許番号 | US04863904 |
| 出典データセット | uspto-grants-1989_09 |
| ORD ID | ord-44c9fd90b9fb4f039d1e3e3c147dc398 |
| 出典メモ | uspto-grants-1989_09 |