HuagongsheHuagongshe Chemie-Druckbericht · Nur für Forschungszwecke
1,1'-Biphenyl, mixt. with 1,1'-oxybis(benzene) → Dehydropregnenolone acetate
Beteiligte Stoffe
| Rolle | Name | HCID | Einwaage |
|---|---|---|---|
| Edukt | 1,1'-Biphenyl, mixt. with 1,1'-oxybis(benzene) | HCID 24670 | — |
| Edukt | 50678-52-9 | HCID 22213258 | — |
| Produkt | Dehydropregnenolone acetate | HCID 92855 | 56% |
Reaktionsschritte
One gram of 3β-acetoxy-16α-chloro-5-pregnen-20-one is treated analogously to Example 1 in "Dowtherm" for 6 hours at 240° C. and worked up. Recrystallization from isopropyl ether yields 400 mg of 3β-acetoxy-5,16-pregnadien-20-one (56% of theory).
Herkunft & Nachweise
| DOI | 10.6084/m9.figshare.5104873.v1 |
|---|---|
| Patentnummer | US04290963 |
| Quelldatensatz | uspto-grants-1981_09 |
| ORD ID | ord-dc35292bf7974e5b8a168fc8696f0137 |
| Quellennotiz | uspto-grants-1981_09 |