Huagongshe화공사 화학 정보 인쇄 보고서 · 연구 참고용
beta-Aminobeta-ethoxyacrylic acid ethyl ester → 3-Amino-1-(4-fluorobenzyl)-pyrazol-5-one
참여 물질
| 역할 | 이름 | HCID | 투입량 |
|---|---|---|---|
| 반응물 | beta-Aminobeta-ethoxyacrylic acid ethyl ester | HCID 278451 | — |
| 반응물 | (4-Fluorobenzyl)hydrazine | HCID 15163346 | — |
| 용매 | Ethanol | HCID 702 | — |
| 생성물 | 3-Amino-1-(4-fluorobenzyl)-pyrazol-5-one | HCID 20367185 | — |
반응 단계
17.5 g of β-amino-β-ethoxyacrylic acid ethyl ester and 13 g of 4-fluorobenzylhydrazine, on stirring for 5 hours in ethanol at 60° and working up as described in Example 1, yield 13.2 g of the compound identified above as colorless crystals of melting point 148°, corresponding to 63% of theory.
출처 및 근거
| DOI | 10.6084/m9.figshare.5104873.v1 |
|---|---|
| 특허 번호 | US04061653 |
| 출처 데이터셋 | uspto-grants-1977_12 |
| ORD ID | ord-698fa614f0434ffcaefd80daadc91bad |
| 출처 메모 | uspto-grants-1977_12 |