Chapter 9 315
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syn elimination
an elimination reaction in which substituents being eliminated are removed
fromthe same side of the molecule.
syn-periplanar
substituents are attached to parallel bonds on the same side of a molecule.
target molecule
the desired product of a synthesis.
unimolecular reaction
a reaction in which only one molecule is involved in the transition state of the rate-
determining step.
Williamson ether synthesis
formation of an ether from the reaction of an alkoxide ion with an alkyl halide.
Zaitsev’s rule
the rule that states that the more stable alkene product of an elimination reaction
is obtained by removing a proton from the
b
-carbon that is bonded to the fewest
hydrogens.




