Definition: A nucleoside that is composed of adenine and d-ribose. Adenosine or adenosine derivatives play many important biological roles in addition to being components of DNA and RNA. Adenosine itself is a neurotransmitter.
N-(1-methyl-2-phenylethyl)adenosine [ R-PIA,(N6)-1-phenyl-2-propyladenosine,1-MPEAD,N(6)-(1-methyl-2-phenethyl)adenosine,N(6)-(2-phenylisopropyl)adenosine,N-(1-methyl-2-phenylethyl)adenosine, (R)-isomer,N-(1-methyl-2-phenylethyl)adenosine, (S)-isomer,N6-PPA,S-PIA ] RN given refers to cpd without isomeric designation; structure given in first source