Huagongshe화공사 화학 정보 인쇄 보고서 · 연구 참고용
1-(4-Nitrophenyl)piperazine → 2,3-dihydro-7-methoxy-8-{3-[4-(4-nitrophenyl)-1-piperazinyl]propoxy}cyclopenta[c][1]benzopyran-4(1H)-one
참여 물질
| 역할 | 이름 | HCID | 투입량 |
|---|---|---|---|
| 반응물 | 1-(4-Nitrophenyl)piperazine | HCID 80447 | — |
| 반응물 | Fumarate | HCID 5460307 | — |
| 반응물 | 8-(3-chloropropoxy)-2,3-dihydro-7-methoxycyclopenta[c][1]benzopyran-4(1H)-one | HCID 19927690 | — |
| 용매 | Acetone | HCID 180 | — |
| 생성물 | 2,3-dihydro-7-methoxy-8-{3-[4-(4-nitrophenyl)-1-piperazinyl]propoxy}cyclopenta[c][1]benzopyran-4(1H)-one | HCID 19927668 | 43% |
반응 단계
Method B (60 h at 50° C.); starting materials: 8-(3-chloropropoxy)-2,3-dihydro-7-methoxy-cyclopenta[c][1]benzopyran-4(1H)-one (example 83) and 1-(4-nitrophenyl)piperazine; yield 43%; fusion point 226°-228° C. (decomposes; from acetone). Fumarate: method E; yield 92%; fusion point 216° C. (decomposes; from acetone).
출처 및 근거
| DOI | 10.6084/m9.figshare.5104873.v1 |
|---|---|
| 특허 번호 | US05428038 |
| 출처 데이터셋 | uspto-grants-1995_06 |
| ORD ID | ord-4fbeac3717a44a1b98fa1cdb5f7bd5dd |
| 출처 메모 | uspto-grants-1995_06 |