RAC has various meanings in the Medicine category. Discover the full forms, definitions, and usage contexts of RAC in Medicine.
An equimolar mixture of a pair of enantiomers. It does not exhibit optical activity. The chemical name or formula of a racemate is distinguished from those of the enantiomers by the prefix ()- or rac- (or racem-) or by the symbols RS and SR.
MedicineA mixture is said to be racemic if the mixture contains equivalent amounts of the left and right-handed enantiomers of a molecule that is chiral. A mixture of equal parts of the levorotatory and dextrorotatory isomers of the the same substance. Racemic mixtures are not optically active.
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