Huagongshe화공사 화학 정보 인쇄 보고서 · 연구 참고용
1,1'-Biphenyl, mixt. with 1,1'-oxybis(benzene) → Pregna-4,16-diene-3,20-dione
참여 물질
| 역할 | 이름 | HCID | 투입량 |
|---|---|---|---|
| 반응물 | 1,1'-Biphenyl, mixt. with 1,1'-oxybis(benzene) | HCID 24670 | — |
| 반응물 | Hydroxyprogesterone Caproate | HCID 169870 | — |
| 생성물 | Pregna-4,16-diene-3,20-dione | HCID 101964 | 83% |
반응 단계
One gram of 17α-hexanoyloxy-4pregnene-3,20-dione is heated analogously to Example 1 in "Dowtherm" for 80 minutes to 285° C., worked up, separated, and combined. Recrystallization from ethanol yields 600 mg of 4,16-pregnadiene-3,20-dione (83% of theory), m.p. 185°-190° C.
출처 및 근거
| DOI | 10.6084/m9.figshare.5104873.v1 |
|---|---|
| 특허 번호 | US04290963 |
| 출처 데이터셋 | uspto-grants-1981_09 |
| ORD ID | ord-c3f69325bb174eaa9e16edc3a966420d |
| 출처 메모 | uspto-grants-1981_09 |