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migration definition

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(1) The (usually intramolecular) transfer of an atom or group during the course of a molecular rearrangement.

(2) The movement of a bond to a new position, within the same molecular entity, is known as "bond migration".

Allylic rearrangements, e.g.,

RCH=CHCH2X RCH(X)CH=CH2exemplify both types of migration.


See also:

minifactory definition
Metathesis Reactions definition
migratory aptitude definition
MFC definition
methyl alcohol definition