HuagongsheHuagongshe Chemie-Druckbericht · Nur für Forschungszwecke
tert-Butanol → 1-cyclopropyl-8-(1-Bocamino-1-cyclopropyl)-7-fluoro-9-methyl-4-oxo-4H-quinolizine-3-carboxylic acid ethyl ester
Beteiligte Stoffe
| Rolle | Name | HCID | Einwaage |
|---|---|---|---|
| Edukt | tert-Butanol | HCID 6386 | — |
| Edukt | Triethylamine | HCID 8471 | — |
| Edukt | P,P-Diphenylphosphinic azide | HCID 199401 | — |
| Edukt | 1-cyclopropyl-8-(1-hydroxycarbonyl-1-cyclopropyl)-7-fluoro-9-methyl-4-oxo-4H-quinolizine-3-carboxylic acid ethyl ester | HCID 57128975 | — |
| Lösungsmittel | 1,4-Dioxane | HCID 31275 | — |
| Produkt | 1-cyclopropyl-8-(1-Bocamino-1-cyclopropyl)-7-fluoro-9-methyl-4-oxo-4H-quinolizine-3-carboxylic acid ethyl ester | HCID 57102320 | — |
Reaktionsschritte
A sample of the product from Step 477d is heated with diphenylphosphoryl azide, t-butanol, triethylamine and dioxane. The solvents is removed under vacuum. The residue is dissolved in methylene chloride, washed with water and dried over MgSO4 and concentrated under vacuum. The title compound is purified by chromatography on silica gel.
Herkunft & Nachweise
| DOI | 10.6084/m9.figshare.5104873.v1 |
|---|---|
| Patentnummer | US05726182 |
| Quelldatensatz | uspto-grants-1998_03 |
| ORD ID | ord-e9a35b5778f84e018ef46a7daf51dbfd |
| Quellennotiz | uspto-grants-1998_03 |