a number of polyfunctional o-substituted hydroxylamines h2no-r-x ( x = sh ; -nh2 ; -p ( o ) ( oh ) 2 ; -cooh ; etc . ) were constructed and synthesized as a mean for the administration of the reactive functions through cytidines or into 3 -oxidised terminal of nucleic acids .
C0020363
hydroxylamines
C0002508
nh2