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Acetic Acid → 4-[(2-methoxyanilino)methylidene]-5-methyl-2-phenylpyrazol-3-one
関与物質
| 役割 | 名称 | HCID | 仕込み量 |
|---|---|---|---|
| 反応物 | Acetic Acid | HCID 176 | — |
| 反応物 | Mci-186 | HCID 4021 | — |
| 反応物 | 2-Methoxyaniline | HCID 7000 | — |
| 溶媒 | Methanol | HCID 887 | — |
| 生成物 | 4-[(2-methoxyanilino)methylidene]-5-methyl-2-phenylpyrazol-3-one | HCID 178489588 | — |
反応手順
5-Methyl-2-phenyl-2,4-dihydro-pyrazol-3-one 2 g trimethylorthoformiate (188 ml) and o-anisidin (1.29 ml) are heated swith glacial acetic acid (5 ml) to 70° C. for 2 hours. After the reaction mixture cools down, methanol is added. The precipitate is collected and recrystallized in ethylacetate.
情報源と証拠
| DOI | 10.6084/m9.figshare.5104873.v1 |
|---|---|
| 特許番号 | US06034099 |
| 出典データセット | uspto-grants-2000_03 |
| ORD ID | ord-a1630f581d4c42ee937e13720b101adb |
| 出典メモ | uspto-grants-2000_03 |