化工社化工社 化学情報印刷レポート · 研究参考用
beta-Aminobeta-ethoxyacrylic acid ethyl ester → 3-Amino-1-(4-bromobenzyl)-pyrazol-5one
関与物質
| 役割 | 名称 | HCID | 仕込み量 |
|---|---|---|---|
| 反応物 | beta-Aminobeta-ethoxyacrylic acid ethyl ester | HCID 278451 | — |
| 反応物 | 4-Bromobenzylhydrazine | HCID 16773111 | — |
| 生成物 | 3-Amino-1-(4-bromobenzyl)-pyrazol-5one | HCID 20367211 | — |
反応手順
17.5 g of β-amino-β-ethoxyacrylic acid ethyl ester and 20 g of 4-bromobenzylhydrazine, on stirring for 5 hours in alcohol at 50° and working up as described in Example 1, yield 15.6 g of the compound identified above, corresponding to 58% of theory, as colorless crystals of melting point 139°.
情報源と証拠
| DOI | 10.6084/m9.figshare.5104873.v1 |
|---|---|
| 特許番号 | US04061653 |
| 出典データセット | uspto-grants-1977_12 |
| ORD ID | ord-7617fdb2feb2455a876567bff8e06cc3 |
| 出典メモ | uspto-grants-1977_12 |