Es wird iiber die Silylierung einiger Nitro-, Amino-, Hydroxy-und Methoxy-substituierter Benzimidazole, Benzotriazole und Imidazo[b]pyridine berichtet. Durch Reaktion der N-Heterocyclen mit Trimethylchlorsilan/Tri&thylamin bzw. Hexamethyldisilazan konnten die entsprechenden Mono-, Bis-und Tris-trirnethylsilylderivate dargestellt werden. Ihre UVund IR-Spektren wurden vermessen.
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