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Hydrazine, dihydrochloride → N,N'-bis-[3-(5-nitro-2-furyl)-1-phenyl-4-pyrazolylcarbonyl]hydrazine
関与物質
| 役割 | 名称 | HCID | 仕込み量 |
|---|---|---|---|
| 反応物 | Hydrazine, dihydrochloride | HCID 17548 | — |
| 反応物 | 3-(5-Nitrofuran-2-yl)-1-phenyl-1H-pyrazole-4-carbonyl chloride | HCID 20325933 | — |
| 溶媒 | Water | HCID 962 | — |
| 溶媒 | 1,4-Dioxane | HCID 31275 | — |
| 生成物 | N,N'-bis-[3-(5-nitro-2-furyl)-1-phenyl-4-pyrazolylcarbonyl]hydrazine | HCID 20326204 | 72% |
反応手順
Add a solution of 476 mg of 3-(5-nitro-2-furyl)-1-phenylpyrazole-4-carboxylic acid chloride in 25 ml of dioxane dropwise to 210 mg of hydrazine dihydrochloride in 2 ml of water, whereupon N,N'-bis-[3-(5-nitro-2-furyl)-1-phenyl-4-pyrazolylcarbonyl]hydrazine [m.p. 313° to 314° C (with decomposition) from dimethylformamide] precipitates with a yield of 72%.
情報源と証拠
| DOI | 10.6084/m9.figshare.5104873.v1 |
|---|---|
| 特許番号 | US04093812 |
| 出典データセット | uspto-grants-1978_06 |
| ORD ID | ord-6bd410685736495ebf5b079274a6830e |
| 出典メモ | uspto-grants-1978_06 |