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Hydrazine → 6-Bromophthalazin-1(2h)-one
関与物質
| 役割 | 名称 | HCID | 仕込み量 |
|---|---|---|---|
| 反応物 | Hydrazine | HCID 9321 | — |
| 反応物 | 5-bromo-3-hydroxy-3H-isobenzofuran-1-one | HCID 14234842 | — |
| 溶媒 | Isopropanol | HCID 3776 | — |
| 生成物 | 6-Bromophthalazin-1(2h)-one | HCID 11535918 | — |
反応手順
5-Bromo-3-hydroxyphthalide (49 gm) was slurred in 200 ml isopropanol. Hydrazine (20 ml) was added and the mixture refluxed for 2 hours. The reaction mixture was allowed to cool and the product filtered off, washed with isopropanol and dried. The product weighed 46.8 gm and melted at 280°-283° C.
情報源と証拠
| DOI | 10.6084/m9.figshare.5104873.v1 |
|---|---|
| 特許番号 | US04769369 |
| 出典データセット | uspto-grants-1988_09 |
| ORD ID | ord-26892674c85c4488bb0acbd772a4af2f |
| 出典メモ | uspto-grants-1988_09 |