2007

N-ArylationO 0268 Regioselective N-Arylation of Some Pyrimidine and Purine Nucleobases. —

Regioselective arylation of pyrimidine or purine nucleobases (I) or (IV) can be per-formed using nitro-group activated aryl halides in the presence of SiO2 and Cs2CO3 under solvent-free conditions or in DMSO solution. — (KHALAFI-NEZHAD*, A.; ZARE, A.; PARHAMI, A.; RAD, M. N. S.; NEJABAT, G. R.; Synth. Commun. 36 (2006) 22-24, 3549-3562; Dep. Chem., Coll. Sci., Shiraz Univ., Shiraz 71454, Iran; Eng.) — M. Bohle

17- 035