👉 This word is from 1865. It was in chemistry. It's a molecule of Pyridine, with benzene base as its substituent at position 2, and propanediyl (2H-tetrazolium) as the ring. The compound has a molecular formula of C10H13N4O3P.
1865. 676319-04-3; Pyridine, 2,2'-[1,3-propanediylbis(2H-tetrazole-2,5-diyl)]bis-