The relative order of stability of the conformers of 1,2-dimethylcyclohexane is
Question and options
The relative order of stability of the conformers of 1,2-dimethylcyclohexane is
- trans(aa) > cis > trans(ee)
- trans(aa) > trans(ee) > cis
- cis > trans (aa) > trans (ee)
- trans (ee) > cis > trans(aa)
Answer and explanation
Correct answer: D - trans (ee) > cis > trans(aa)
trans-1,2-dimethyl in the diequatorial form is most stable; cis has one axial methyl (a,e); trans-diaxial has two axial methyls and is least stable.
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