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2-Acetylbenzofuran → 1-(2-Benzofuranyl)-1-(4-methyl-5-thiazolyl)ethanol
関与物質
| 役割 | 名称 | HCID | 仕込み量 |
|---|---|---|---|
| 反応物 | 2-Acetylbenzofuran | HCID 15435 | — |
| 反応物 | 4-Methyl-2-trimethylsilylthiazole | HCID 11658354 | — |
| 反応物 | Butyllithium | HCID 178418339 | — |
| 溶媒 | Diethyl Ether | HCID 3283 | — |
| 生成物 | 1-(2-Benzofuranyl)-1-(4-methyl-5-thiazolyl)ethanol | HCID 18936360 | — |
反応手順
n-Butyllithium (2.5M solution in hexane, 1 equivalent) was added dropwise to a solution of 4-methyl-2-trimethylsilylthiazole (1 equivalent) in dry diethyl ether at -70° C. under an atmosphere of dry nitrogen. After 30 minutes, 2-acetylbenzofuran (1 equivalent) in diethyl ether was added. After 1 hour the mixture was allowed to warm to room temperature and was then quenched by the addition of saturated aqueous sodium hydrogen carbonate. Work up in the normal fashion and column chromatography on silica gel then afforded the title compound.
情報源と証拠
| DOI | 10.6084/m9.figshare.5104873.v1 |
|---|---|
| 特許番号 | US05731335 |
| 出典データセット | uspto-grants-1998_03 |
| ORD ID | ord-9c11173c9d7a4647bd65210ad622b55b |
| 出典メモ | uspto-grants-1998_03 |