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Dimethylformamide → N-{2-chloro-5-[(2-{[(2-methylcyclopropyl)carbonyl]amino}imidazo[1,2-b]pyridazin-6-yl)oxy]phenyl}-3-ethyl-1-methyl-1H-pyrazole-5-carboxamide
関与物質
| 役割 | 名称 | HCID | 仕込み量 |
|---|---|---|---|
| 反応物 | Dimethylformamide | HCID 6228 | — |
| 反応物 | Oxalyl chloride | HCID 65578 | — |
| 反応物 | 3-ethyl-1-methyl-1H-pyrazole-5-carboxylic acid | HCID 820565 | — |
| 反応物 | N-[6-(3-amino-4-chlorophenoxy)imidazo[1,2-b]pyridazin-2-yl]-2-methylcyclopropanecarboxamide | HCID 57505474 | — |
| 溶媒 | Tetrahydrofuran | HCID 8028 | — |
| 溶媒 | Dimethylacetamide | HCID 31374 | — |
| 生成物 | N-{2-chloro-5-[(2-{[(2-methylcyclopropyl)carbonyl]amino}imidazo[1,2-b]pyridazin-6-yl)oxy]phenyl}-3-ethyl-1-methyl-1H-pyrazole-5-carboxamide | HCID 57505613 | 50% |
反応手順
Using 3-ethyl-1-methyl-1H-pyrazole-5-carboxylic acid (181 mg, 1.17 mmol), tetrahydrofuran (4.5 mL), N,N-dimethylformamide (30 μL, 0.39 mmol), oxalyl chloride (102 μL, 1.17 mmol), N-[6-(3-amino-4-chlorophenoxy)imidazo[1,2-b]pyridazin-2-yl]-2-methylcyclopropanecarboxamide (300 mg, 0.84 mmol) and N,N-dimethylacetamide (6.0 mL), and in the same manner as in Example 249, the title compound (207 mg, 50%) was obtained as a white powder.
情報源と証拠
| DOI | 10.6084/m9.figshare.5104873.v1 |
|---|---|
| 特許番号 | US08044049B2 |
| 出典データセット | uspto-grants-2011_10 |
| ORD ID | ord-051f1c9f80e94799843d2731c52a11b5 |
| 出典メモ | uspto-grants-2011_10 |