Benzo[b]furan-2-boronic acid → HCID 21884415, Verbindung
Reaktionsgleichung
[N+:1]([C:4]1[CH:5]=[C:6]([C:12]2[O:13][C:14]3[CH:20]=[CH:19][C:18](Br)=[CH:17][C:15]=3[N:16]=2)[C:7]([O:10][CH3:11])=[CH:8][CH:9]=1)([O-:3])=[O:2].[O:22]1[C:26]2[CH:27]=[CH:28][CH:29]=[CH:30][C:25]=2[CH:24]=[C:23]1B(O)O>>[N+:1]([C:4]1[CH:5]=[C:6]([C:12]2[O:13][C:14]3[CH:20]=[CH:19][C:18]([C:23]4[O:22][C:26]5[CH:27]=[CH:28][CH:29]=[CH:30][C:25]=5[CH:24]=4)=[CH:17][C:15]=3[N:16]=2)[C:7]([O:10][CH3:11])=[CH:8][CH:9]=1)([O-:3])=[O:2]Komponenten
3
Versuchsvorschrift
Prepared by the method of Example 15d), from 2-(3-nitro-6-methoxyphenyl)-5-bromobenzoxazole (400 mg, 1.14 mmol) and 2-benzofuranboronic acid (278 mg, 1.71 mmol) the subtitle compound was obtained (342 mg, 61%). The product was used directly in the next step without purification
Quellen und Nachweise
- ORD-Eintrag
- ord-6a7d855c47384dde9fd6f9ecfb5b9c13
- Quelldatensatz
- uspto-grants-2006_11
- Patentnummer
- US07138425B2