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Encyclopedia :
P :
PH :
PHE :
Phenanthrene |
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PhenanthrenePhenanthrene is a polycyclic aromatic hydrocarbon composed of three fused benzene rings--as the above formula shows. Phenanthrene has five resonance structures, given below. Reactions of phenanthrene typically occur at the 9 and 10 positions. Canonical forms of Phenanthrene::: ::: ::: :::
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