pyrazinyl

English

Etymology

From pyrazine +‎ -yl.

Noun

pyrazinyl (uncountable)

1. (organic chemistry, especially in combination) The radical derived from pyrazine.
   • 1951, Apollonia Frances Olson, Helen G. Tibbitts, A Study of Head Nurse Activities in a General Hospital, 1950, page 163:

     Other highly effective heterocyclic substituents were pyrazinyl and quinoxalyl.