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Ethanol → 1-(3,5-Dichlorophenyl)-4-ethoxycarbonyl-5-pyrazolecarboxamide
関与物質
| 役割 | 名称 | HCID | 仕込み量 |
|---|---|---|---|
| 反応物 | Ethanol | HCID 702 | — |
| 反応物 | 1H-Pyrazole-4-carboxylic acid, 5-(aminocarbonyl)-1-(3,5-dichlorophenyl)- | HCID 163896 | — |
| 溶媒 | Hydrochloric Acid | HCID 313 | — |
| 生成物 | 1-(3,5-Dichlorophenyl)-4-ethoxycarbonyl-5-pyrazolecarboxamide | HCID 14421312 | — |
反応手順
Two g of the compound of Example 2 was suspended in 80 ml of absolute ethanol and hydrogen chloride 9as was bubbled through for 5 minutes. The mixture was then heated under reflux for 2 hours and cooled, and was then filtered. The solids were collected and dried to obtain 1.25 g of the desired product, m.p. 164°-166°.
情報源と証拠
| DOI | 10.6084/m9.figshare.5104873.v1 |
|---|---|
| 特許番号 | US04966623 |
| 出典データセット | uspto-grants-1990_10 |
| ORD ID | ord-3c7f6434411a492c880df0fabf004958 |
| 出典メモ | uspto-grants-1990_10 |