関与物質
| 役割 | 名称 | HCID | 仕込み量 |
|---|
| 反応物 | Hydrazine | HCID 9321 | — |
| 反応物 | 1,3-Propanedione, 1,3-bis(4-fluorophenyl)- | HCID 73896 | — |
| 溶媒 | Tetrahydrofuran | HCID 8028 | — |
| 生成物 | 3,5-bis(4-fluorophenyl)-1H-pyrazole | HCID 16105479 | — |
反応手順
3.9 g 1,3-Bis-(4-fluoro-phenyl)-1,3-propandione was dissolved in 45 mL of a solution of 1 N hydrazine in THF and stirred for 2 h at 75° C. The solvent was removed to give 3.6 g of the desired compound. Rt: 1.03 min (method D), (M+H)+: 257
情報源と証拠
| DOI | 10.6084/m9.figshare.5104873.v1 |
|---|
| 特許番号 | US08741892B2 |
|---|
| 出典データセット | uspto-grants-2014_06 |
|---|
| ORD ID | ord-a728c573b75d463ea14b56975bd2d7d7 |
|---|
| 出典メモ | uspto-grants-2014_06 |
|---|
