Huagongshe화공사 화학 정보 인쇄 보고서 · 연구 참고용
Hydrazine hydrate (1:1) → 2,3-Dihydro-3-oxo-6-(4-pyridinyl)-4-pyridazinecarboxylic acid hydrazide
참여 물질
| 역할 | 이름 | HCID | 투입량 |
|---|---|---|---|
| 반응물 | Hydrazine hydrate (1:1) | HCID 24654 | — |
| 반응물 | Ethyl 3-oxo-6-(pyridin-4-yl)-2,3-dihydropyridazine-4-carboxylate | HCID 12790231 | — |
| 용매 | Ethanol | HCID 702 | — |
| 생성물 | 2,3-Dihydro-3-oxo-6-(4-pyridinyl)-4-pyridazinecarboxylic acid hydrazide | HCID 12790239 | — |
반응 단계
10 g of 3-oxo-6-pyridin-4-yl-2,3-dihydro-pyridazine-4-carboxylic acid ethyl ester are dissolved in 150 ml of ethanol, 4.2 ml of hydrazine hydrate is added and the mixture is refluxed for 5 hours. After cooling to room temperature, the solid is collected by filtration and dried in vacuo at 40° C.
출처 및 근거
| DOI | 10.6084/m9.figshare.5104873.v1 |
|---|---|
| 특허 번호 | US07709466B2 |
| 출처 데이터셋 | uspto-grants-2010_05 |
| ORD ID | ord-8c227b6eb2e6458ca2566fd274b63e83 |
| 출처 메모 | uspto-grants-2010_05 |