With t-butyl hypochlorite the 1-methoxy-3-arylureas are easily converted into the unstable corresponding 1-chloro-1-methoxy-3-arylureas.Cyclization of the latter under basic conditions gives the 1-methoxy-2-benzimidazolinones.The two steps can be carried
Perronnet, Jacques,Demoute, Jean-Pierre
p. 507 - 512
(2007/10/02)
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