2-(Tributylstannyl)-1,3-thiazole → 5-Methoxy-2-(4-methoxyphenyl)-7-(1,3-thiazol-2-yl)-1,3-benzoxazole
Reaction equation
Br[C:2]1[C:10]2[O:9][C:8]([C:11]3[CH:16]=[CH:15][C:14]([O:17][CH3:18])=[CH:13][CH:12]=3)=[N:7][C:6]=2[CH:5]=[C:4]([O:19][CH3:20])[CH:3]=1.C([Sn](CCCC)(CCCC)[C:26]1[S:27][CH:28]=[CH:29][N:30]=1)CCC>>[CH3:20][O:19][C:4]1[CH:3]=[C:2]([C:26]2[S:27][CH:28]=[CH:29][N:30]=2)[C:10]2[O:9][C:8]([C:11]3[CH:16]=[CH:15][C:14]([O:17][CH3:18])=[CH:13][CH:12]=3)=[N:7][C:6]=2[CH:5]=1Participants
3
Procedure
The title compound was prepared according to the procedure of Example 53, Step a, from 7-bromo-5-methoxy-2-(4-methoxyphenyl)-1,3-benzoxazole and 2-(tributylstannyl)thiazole. The product was obtained as an off white solid (93% yield, m.p. 132–136° C.); MS m/e 339 (M+H)+.
Sources & evidence
- ORD record
- ord-f69dffce88fd4844bb50e478b9c5c0dd
- Source dataset
- uspto-grants-2006_12
- Patent number
- US07148247B2
Reaction notes
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