How many structural isomers of tertiary amines corresponding to molecular formula ${\mathrm{C}}_6{\mathrm{H}}_{15}\mathrm{N}$ are possible?

Structural Isomers of Tertiary Amines (C₆H₁₅N)

For the molecular formula C₆H₁₅N, there are 6 structural isomers of tertiary amines possible.

List of isomers:

• Trimethyl-n-propylamine
• Trimethyl-iso-propylamine
• Diethyl-methyl-ethylamine
• Ethyl-dimethyl-n-propylamine
• Methyl-tert-butyl-ethylamine
• Methyl-isopropyl-n-propylamine

Final Answer: 6 structural isomers of tertiary amines are possible for the molecular formula C₆H₁₅N.