pyran

(ran′, pī ran)

noun

any of a group of closed-chain compounds containing a ring, CHO, of one oxygen atom and five carbon atoms

Origin: pyr(one) + -an

See pyran in American Heritage Dictionary 4

noun
Either of two isomeric compounds with the formula C5H6O, having a ring of five carbon atoms and one oxygen atom.

Origin:

Origin: pyrone, heterocyclic compound (pyr(o)- + -one)

Origin: + -an2

.

Learn more about pyran

link/cite print suggestion box