Huagongshe화공사 화학 정보 인쇄 보고서 · 연구 참고용
Phosphorus oxychloride → 4-Chloro-2-(pyrazin-2-yl)-6-nitro-thieno-[2,3-d]-pyrimidine
참여 물질
| 역할 | 이름 | HCID | 투입량 |
|---|---|---|---|
| 반응물 | Phosphorus oxychloride | HCID 24813 | — |
| 반응물 | Pyrazinecarbonitrile | HCID 73172 | — |
| 반응물 | 3-Thiophenecarboxylic acid, 2-amino-5-nitro-, ethyl ester | HCID 2737608 | — |
| 생성물 | 4-Chloro-2-(pyrazin-2-yl)-6-nitro-thieno-[2,3-d]-pyrimidine | HCID 18460196 | — |
반응 단계
With the procedure of Example 477, the reaction of 2-cyanopyrazine and 2-amino-5-nitro-3-ethoxycarbonyl-thiophene, and the subsequent reaction with POCl3 yields 4-chloro-2-(pyrazin-2-yl)-6-nitro-thieno-[2,3-d]-pyrimidine
출처 및 근거
| DOI | 10.6084/m9.figshare.5104873.v1 |
|---|---|
| 특허 번호 | US06133271 |
| 출처 데이터셋 | uspto-grants-2000_10 |
| ORD ID | ord-c80851c9d3c141bdbc008773279f234b |
| 출처 메모 | uspto-grants-2000_10 |