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dienophile

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dienophile [dī′en·ə‚fīl]
(organic chemistry)
The alkene component of a reaction between an alkene and a diene.


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Of the various Lewis acids and ligands screened, a combination of Yb(OTf)3 and diphenyl Pybox ligand gave the best selectivity (25:75 endo:exo) while using a dienophile derived from a pyrazolidinone.
With the new approach, says Corey, "the chemzyme brings together the diene and dienophile in a very specific three-dimensional arrangement that gives only one of the 16 possible products.
 
 
 
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