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4-Fluorobenzylamine → 2-Pyrrolidinone, 1-((4-fluorophenyl)methyl)-
関与物質
| 役割 | 名称 | HCID | 仕込み量 |
|---|---|---|---|
| 反応物 | 4-Fluorobenzylamine | HCID 67326 | — |
| 反応物 | 2(3H)-Furanone | HCID 140765 | — |
| 触媒 | Hydroquinone | HCID 785 | — |
| 生成物 | 2-Pyrrolidinone, 1-((4-fluorophenyl)methyl)- | HCID 3045446 | 74.8% |
反応手順
47 g (0.376 mol) of p-fluorobenzylamine, 30.4 g (0.353 mol) of furan-2-one and 0.4 g of hydroquinone are introduced into a 125 ml autoclave. After driving the air out of the apparatus by passing a stream of nitrogen through it, the mixture is heated to 250° for 6 hours. It is then cooled and distilled under reduced pressure. 51 g (yield = 74.8%) of 1-p-fluorobenzyl-pyrrolidin-2-one are collected as a colourless liquid distilling at 103°-105° under a pressure of 0.01 mm of mercury and solidifying slowly. Melting point = 37°-38°.
情報源と証拠
| DOI | 10.6084/m9.figshare.5104873.v1 |
|---|---|
| 特許番号 | US04021567 |
| 出典データセット | uspto-grants-1977_05 |
| ORD ID | ord-e45f60b7d31d461ba881a4f48816ec96 |
| 出典メモ | uspto-grants-1977_05 |