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Hydrazinecarboxaldehyde → 6-(p-Bromophenyl)-1,2,4-triazolo[4,3-b]pyridazine
関与物質
| 役割 | 名称 | HCID | 仕込み量 |
|---|---|---|---|
| 反応物 | Hydrazinecarboxaldehyde | HCID 12229 | — |
| 反応物 | 3-(4-Bromophenyl)-6-chloropyridazine | HCID 6405255 | — |
| 溶媒 | 1-Butanol | HCID 263 | — |
| 生成物 | 6-(p-Bromophenyl)-1,2,4-triazolo[4,3-b]pyridazine | HCID 22768933 | — |
反応手順
A mixture of 3.76 g. of 3-(p-bromophenyl)-6-chloropyridazine, 1.80 g of formylhydrazine and 50 ml. of butyl alcohol is heated to reflux and allowed to reflux overnight. The reaction mixture is allowed to cool and the precipitated product is washed with water, air dried and recrystallized from methyl alcohol, m.p. 209°-211° C.
情報源と証拠
| DOI | 10.6084/m9.figshare.5104873.v1 |
|---|---|
| 特許番号 | US04112095 |
| 出典データセット | uspto-grants-1978_09 |
| ORD ID | ord-7345b9a48ba94d359060d8520e61b17e |
| 出典メモ | uspto-grants-1978_09 |