Each of two unsaturated, heterocyclic compounds having the formula C5H6O, whose molecules have a six-membered ring consisting of five carbon atoms…
| 单词 | θ69412 |
| 释义 | the world > matter > chemistry > organic chemistry > hydrocarbons > [noun] > cyclic hydrocarbons > derivatives (1) pyran1904 Each of two unsaturated, heterocyclic compounds having the formula C5H6O, whose molecules have a six-membered ring consisting of five carbon atoms… |
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