Huagongshe화공사 화학 정보 인쇄 보고서 · 연구 참고용
3-Dimethylamino-1-thien-3-ylpropen-1-one → Ethyl 7-(3-thienyl)pyrazolo[1,5-a]pyrimidine-3-carboxylate
참여 물질
| 역할 | 이름 | HCID | 투입량 |
|---|---|---|---|
| 반응물 | 3-Dimethylamino-1-thien-3-ylpropen-1-one | HCID 596466 | — |
| 반응물 | HCID 178469928 | HCID 178469928 | — |
| 용매 | Acetic Acid | HCID 176 | — |
| 생성물 | Ethyl 7-(3-thienyl)pyrazolo[1,5-a]pyrimidine-3-carboxylate | HCID 11818144 | — |
반응 단계
As for Example 2, 3.10 g. of 3-amino-4-carboethoxypyrazole is heated at reflux temperature for 10 hours with 3.62 g. of 3-dimethylamino-1-(3-thienyl)-2-propen-1-one in 25 ml. of glacial acetic acid to give 4.40 g. of the product of the example as tan crystals, m.p. 129°-130° C.
출처 및 근거
| DOI | 10.6084/m9.figshare.5104873.v1 |
|---|---|
| 특허 번호 | US04281000 |
| 출처 데이터셋 | uspto-grants-1981_07 |
| ORD ID | ord-a768b290b1274cb8910d94774ff74d5f |
| 출처 메모 | uspto-grants-1981_07 |