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Hydrochloric Acid → 2-Methyl-3-(4-{4-[4-(trifluoromethoxy)phenoxy]piperidin-1-yl}phenoxy)propane-1,2-diol
関与物質
| 役割 | 名称 | HCID | 仕込み量 |
|---|---|---|---|
| 反応物 | Hydrochloric Acid | HCID 313 | — |
| 反応物 | Ethanol | HCID 702 | — |
| 反応物 | Sodium Carbonate | HCID 10340 | — |
| 反応物 | 4-[4-(Trifluoromethoxy)phenoxy]-1-{4-[(2,2,4-trimethyl-1,3-dioxolan-4-yl)methoxy]phenyl}piperidine | HCID 67361124 | — |
| 溶媒 | Water | HCID 962 | — |
| 溶媒 | Ethyl Acetate | HCID 8857 | — |
| 生成物 | 2-Methyl-3-(4-{4-[4-(trifluoromethoxy)phenoxy]piperidin-1-yl}phenoxy)propane-1,2-diol | HCID 53345566 | 96% |
反応手順
4-[4-(Trifluoromethoxy)phenoxy]-1-{4-[(2,2,4-trimethyl-1,3-dioxolan-4-yl)methoxy]phenyl}piperidine (223 mg, 0.463 mmol), ethanol (10 mL), and concentrated hydrochloric acid (2 mL) were mixed and stirred at room temperature for 14 hours. Water was added to the reaction mixture, followed by neutralization with sodium carbonate. Ethyl acetate was added to the mixture to conduct extraction. The organic layer was washed with water three times. The organic layer was concentrated under reduced pressure, obtaining 196 mg (yield: 96%) of the objective compound.
情報源と証拠
| DOI | 10.6084/m9.figshare.5104873.v1 |
|---|---|
| 特許番号 | US08598358B2 |
| 出典データセット | uspto-grants-2013_12 |
| ORD ID | ord-9b754cd50a224bc8a3e3151308539ff2 |
| 出典メモ | uspto-grants-2013_12 |