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Ethyl Acetoacetate → 2-(3,4-Dimethylphenyl)-5-methyl-1,2-dihydro-3H-pyrazol-3-one
関与物質
| 役割 | 名称 | HCID | 仕込み量 |
|---|---|---|---|
| 反応物 | Ethyl Acetoacetate | HCID 8868 | — |
| 反応物 | 1-(3,4-Dimethylphenyl)hydrazine hydrochloride | HCID 173740 | — |
| 反応物 | Sodium Acetate | HCID 517045 | — |
| 溶媒 | Acetic Acid | HCID 176 | — |
| 生成物 | 2-(3,4-Dimethylphenyl)-5-methyl-1,2-dihydro-3H-pyrazol-3-one | HCID 11735829 | — |
反応手順
A solution of 3,4-dimethylphenylhydrazine hydrochloride (17.7 g; 0.1 mol.), ethyl acetoacetate (13.0 g; 0.1 mol.) and sodium acetate (8.2 g; 0.1 mol.) in glacial acetic acid; (250 mL) was stirred and heated under reflux for 24 h.
情報源と証拠
| DOI | 10.6084/m9.figshare.5104873.v1 |
|---|---|
| 特許番号 | US07160870B2 |
| 出典データセット | uspto-grants-2007_01 |
| ORD ID | ord-23628097b02d4c7785b65863c79b4bb1 |
| 出典メモ | uspto-grants-2007_01 |