the reaction with 2-propanol of purines and pyrimidines , induced photochemically with light of lambda greater than 300 nm and di-tert-butyl peroxide as an initiator , was applied to a variety of adenosine- , guanosine- , and uridine-containing ribonucleotides in order to determine the rules which govern the reactivity of the heterocyclic bases of nucleotides .
C0034289
pyrimidines
C0041984
uridine