HuagongsheHuagongshe Chemie-Druckbericht · Nur für Forschungszwecke
Boron tribromide → 6-[2-(3-Chloro-4'-fluoro-3'-hydroxy-biphenyl-4-yl)-1-hydroxy-1-trifluoromethyl-propyl]-8-fluoro-4-methyl-4H-benzo[1,4]oxazin-3-one
Beteiligte Stoffe
| Rolle | Name | HCID | Einwaage |
|---|---|---|---|
| Edukt | Boron tribromide | HCID 25134 | — |
| Edukt | 6-[2-(3-Chloro-4'-fluoro-3'-methoxy-biphenyl-4-yl)-1-hydroxy-1-trifluoromethyl-propyl]-8-fluoro-4-methyl-4H-benzo[1,4]oxazin-3-one | HCID 86645869 | — |
| Produkt | 6-[2-(3-Chloro-4'-fluoro-3'-hydroxy-biphenyl-4-yl)-1-hydroxy-1-trifluoromethyl-propyl]-8-fluoro-4-methyl-4H-benzo[1,4]oxazin-3-one | HCID 86645870 | — |
Reaktionsschritte
In analogy to Example 1, step 4, 6-[2-(3-chloro-4′-fluoro-3′-methoxy-biphenyl-4-yl)-1-hydroxy-1-trifluoromethyl-propyl]-8-fluoro-4-methyl-4H-benzo[1,4]oxazin-3-one was reacted with BBr3 to give the title compound as a light yellow oil. MS (m/e, ISP neg. ion)=526.2 [M−H+].
Herkunft & Nachweise
| DOI | 10.6084/m9.figshare.5104873.v1 |
|---|---|
| Patentnummer | US08268820B2 |
| Quelldatensatz | uspto-grants-2012_09 |
| ORD ID | ord-f3e361c1573a41febf077b9089a2754c |
| Quellennotiz | uspto-grants-2012_09 |