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1-(p-Tolyl)piperazine → {2,4,6,7-Tetramethyl-5-[4-(4-methylphenyl)piperazin-1-yl]-2,3-dihydro-1-benzofuran-2-yl}methanol
関与物質
| 役割 | 名称 | HCID | 仕込み量 |
|---|---|---|---|
| 反応物 | 1-(p-Tolyl)piperazine | HCID 83113 | — |
| 反応物 | (5-Bromo-2,4,6,7-tetramethyl-2,3-dihydro-1-benzofuran-2-yl)methanol | HCID 66759014 | — |
| 生成物 | {2,4,6,7-Tetramethyl-5-[4-(4-methylphenyl)piperazin-1-yl]-2,3-dihydro-1-benzofuran-2-yl}methanol | HCID 59485073 | 6.8% |
反応手順
By using (5-bromo-2,4,6,7-tetramethyl-2,3-dihydro-1-benzofuran-2-yl)methanol (360 mg, 1.16 mmol) synthesized in Reference example 123 and 1-(4-methylphenyl)piperazine (668 mg, 3.79 mmol), the reaction was carried out in the same manner as Example 1 to obtain the title compound 30 mg (yield 6%). Melting point was 152 to 155° C. (ethyl acetate-hexane).
情報源と証拠
| DOI | 10.6084/m9.figshare.5104873.v1 |
|---|---|
| 特許番号 | US08957069B2 |
| 出典データセット | uspto-grants-2015_02 |
| ORD ID | ord-a260bc2b189b47a4b67355c91a2acaf0 |
| 出典メモ | uspto-grants-2015_02 |