Huagongshe화공사 화학 정보 인쇄 보고서 · 연구 참고용
beta-Aminobeta-ethoxyacrylic acid ethyl ester → 3-Amino-1-(4-bromobenzyl)-pyrazol-5one
참여 물질
| 역할 | 이름 | HCID | 투입량 |
|---|---|---|---|
| 반응물 | beta-Aminobeta-ethoxyacrylic acid ethyl ester | HCID 278451 | — |
| 반응물 | 4-Bromobenzylhydrazine | HCID 16773111 | — |
| 생성물 | 3-Amino-1-(4-bromobenzyl)-pyrazol-5one | HCID 20367211 | — |
반응 단계
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°.
출처 및 근거
| DOI | 10.6084/m9.figshare.5104873.v1 |
|---|---|
| 특허 번호 | US04076943 |
| 출처 데이터셋 | uspto-grants-1978_02 |
| ORD ID | ord-286fde6be7174b9ba3c1e9381e986901 |
| 출처 메모 | uspto-grants-1978_02 |