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Tetrabutylammonium Fluoride → (S)-tert-Butyl 2-(fluoromethyl)pyrrolidine-1-carboxylate
関与物質
| 役割 | 名称 | HCID | 仕込み量 |
|---|---|---|---|
| 反応物 | Tetrabutylammonium Fluoride | HCID 2724141 | — |
| 反応物 | tert-butyl (2S)-2-[(methanesulfonyloxy)methyl]pyrrolidine-1-carboxylate | HCID 10039261 | — |
| 溶媒 | Tetrahydrofuran | HCID 8028 | — |
| 生成物 | (S)-tert-Butyl 2-(fluoromethyl)pyrrolidine-1-carboxylate | HCID 86586409 | — |
反応手順
The product from Example 164A (7 g) in 100 mL of THF and tetrabutylammonium fluoride (42 mL of a 1M solution in THF) was heated at reflux for 17 hours, cooled, concentrated to dryness, diluted with 125 mL of ethyl acetate, washed with 5% aqueous NaHCO3, brine, dried over MgSO4, filtered, and the filtrate was concentrated under reduced pressure to provide an oil. The oil was distilled in vacuo (50° C., 1.2 torr) to give 4.9 g of the title compound as a colorless oil.
情報源と証拠
| DOI | 10.6084/m9.figshare.5104873.v1 |
|---|---|
| 特許番号 | US07538138B2 |
| 出典データセット | uspto-grants-2009_05 |
| ORD ID | ord-3632172ee19647fa92f7735f0b043926 |
| 出典メモ | uspto-grants-2009_05 |