2-(2-Fluoro-5-nitrophenyl)-5-phenylbenzoxazole → HCID 21884372, compound
Reaction equation
F[C:2]1[CH:7]=[CH:6][C:5]([N+:8]([O-:10])=[O:9])=[CH:4][C:3]=1[C:11]1[O:12][C:13]2[CH:19]=[CH:18][C:17]([C:20]3[CH:25]=[CH:24][CH:23]=[CH:22][CH:21]=3)=[CH:16][C:14]=2[N:15]=1>C(O)CCC>[N+:8]([C:5]1[CH:6]=[CH:7][C:2]([O:12][CH2:11][CH2:3][CH2:2][CH3:7])=[C:3]([C:11]2[O:12][C:13]3[CH:19]=[CH:18][C:17]([C:20]4[CH:25]=[CH:24][CH:23]=[CH:22][CH:21]=4)=[CH:16][C:14]=3[N:15]=2)[CH:4]=1)([O-:10])=[O:9]Participants
3
Reactant 1
Product 1
Reagents, catalysts & solvents 1
Procedure
Prepared by the method of Example 44a), from 2-(2-fluoro-5-nitrophenyl)-5-phenylbenzoxazole (200 mg, 0.6 mmol) in butanol (2 ml) the subtitle compound was obtained (195 mg, 87%). 1H NMR (DMSO) δ 8.87(d, 1H), 8.45(dd, 1H), 8.08(d, 1H), 7.85(d, 1H), 7.70(m, 3H), 7.51(t, 3H), 7.40(t, 1H), 4.35(t, 2H), 1.83(q, 2H), 1.57(m, 2H), 1.01(t, 3H).
Sources & evidence
- ORD record
- ord-06ada23d45b041819de4240fda581d1c
- Source dataset
- uspto-grants-2006_11
- Patent number
- US07138425B2
Reaction notes
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