HuagongsheHuagongshe Chemie-Druckbericht · Nur für Forschungszwecke
Vitamin D3 → Previtamin D3
Beteiligte Stoffe
| Rolle | Name | HCID | Einwaage |
|---|---|---|---|
| Edukt | Vitamin D3 | HCID 5280795 | — |
| Edukt | Sodium | HCID 5360545 | — |
| Edukt | Kyanite | HCID 6336541 | — |
| Produkt | Previtamin D3 | HCID 5281058 | — |
Reaktionsschritte
A 2% loading of 7-dehydrocholesterol on mordenite with a Si:Al ratio of 5.2-6 in the sodium form (Valfor C500-11 from PQ) was treated in the same was as in Example 6. After 120 min., a significant amount of previtamin D3 was formed, but there was very little tachysterol formed.
Herkunft & Nachweise
| DOI | 10.6084/m9.figshare.5104873.v1 |
|---|---|
| Patentnummer | US05543016 |
| Quelldatensatz | uspto-grants-1996_08 |
| ORD ID | ord-1475b6329df04626a7b72d2da51c53fb |
| Quellennotiz | uspto-grants-1996_08 |