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Hydrochloric Acid → 1-(5-Methyl-2-phenyl-4-oxazolyl)ethanol
関与物質
| 役割 | 名称 | HCID | 仕込み量 |
|---|---|---|---|
| 反応物 | Hydrochloric Acid | HCID 313 | — |
| 反応物 | Water | HCID 962 | — |
| 反応物 | Sodium borohydride | HCID 4311764 | — |
| 反応物 | 1-(5-Methyl-2-phenyl-1,3-oxazol-4-yl)ethan-1-one | HCID 12337849 | — |
| 溶媒 | Ethanol | HCID 702 | — |
| 生成物 | 1-(5-Methyl-2-phenyl-4-oxazolyl)ethanol | HCID 18473896 | 86% |
反応手順
Sodium borohydride (1.41 g) was added portionwise, at 0° C., to a solution of 4-acetyl-5-methyl-2-phenyloxazole (15.0 g) in ethanol (100 ml). The mixture was stirred for 1 hour at the same temperature, and then for 1 hour at room temperature. The reaction mixture was poured into water, which was neutralized with 2N HCl to obtain 1-(5-methyl-2-phenyl-4-oxazolyl)ethanol (13.0 g, 86%), which was recrystallized from ethyl acetate-hexane to give colorless prisms, m.p.101-102° C.
情報源と証拠
| DOI | 10.6084/m9.figshare.5104873.v1 |
|---|---|
| 特許番号 | US05932601 |
| 出典データセット | uspto-grants-1999_08 |
| ORD ID | ord-9754b85edb944ca9a0e7a4ad49ee719a |
| 出典メモ | uspto-grants-1999_08 |