HuagongsheHuagongshe Chemie-Druckbericht · Nur für Forschungszwecke
Hydrochloric Acid → 2-oxo-2-((10S,13S,16R,17S)-10,13,16-trimethyl-3-oxo-6,7,8,10,12,13,14,15,16,17-decahydro-3H-cyclopenta[a]phenanthren-17-yl)ethyl acetate
Beteiligte Stoffe
| Rolle | Name | HCID | Einwaage |
|---|---|---|---|
| Edukt | Hydrochloric Acid | HCID 313 | — |
| Edukt | Potassium Bicarbonate | HCID 516893 | — |
| Edukt | 2-((10S,13S,16R)-10,13,16-trimethyl-3-oxo-7,8,12,13,15,16-hexahydro-3H-cyclopenta[a]phenanthren-17(6H,10H,14H)-ylidene)-2-(trimethylsilyloxy)ethyl acetate | HCID 67283177 | — |
| Lösungsmittel | Ethyl Acetate | HCID 8857 | — |
| Produkt | 2-oxo-2-((10S,13S,16R,17S)-10,13,16-trimethyl-3-oxo-6,7,8,10,12,13,14,15,16,17-decahydro-3H-cyclopenta[a]phenanthren-17-yl)ethyl acetate | HCID 59271740 | — |
Reaktionsschritte
The crude product from step 1 is dissolved in ethyl acetate, and slurried with aqueous 1N HCl until hydrolysis is complete. The aqueous acid is neutralized with aqueous potassium bicarbonate, and the ethyl acetate phase is dried, filtered, and concentrated to a semi-solid.
Herkunft & Nachweise
| DOI | 10.6084/m9.figshare.5104873.v1 |
|---|---|
| Patentnummer | US09198921B2 |
| Quelldatensatz | uspto-grants-2015_12 |
| ORD ID | ord-449508cd9d1747b0822772bfc28baaee |
| Quellennotiz | uspto-grants-2015_12 |