question_answer 7)

Write IUPAC names of the following compounds. (i) \[{{(C{{H}_{3}})}_{2}}CH-CH=CH-C{{H}_{2}}-CH=CH-\underset{\underset{{{\text{C}}_{\text{2}}}{{\text{H}}_{\text{5}}}}{\mathop{|}}\,}{\mathop{CH}}\,-C{{H}_{5}}\](ii) (iii) \[{{H}_{2}}C=C{{(C{{H}_{2}}C{{H}_{2}}C{{H}_{3}})}_{2}}\] (iv) \[C{{H}_{3}}-\overset{\overset{C{{H}_{3}}C{{H}_{2}}C{{H}_{2}}C{{H}_{2}}}{\mathop{|}}\,}{\mathop{C}}\,H-CH=\overset{\overset{C{{H}_{2}}C{{H}_{3}}}{\mathop{|}}\,}{\mathop{C}}\,-C{{H}_{2}}-\underset{\underset{C{{H}_{3}}}{\mathop{|}}\,}{\mathop{C}}\,H-C{{H}_{3}}\]  

Answer:

(i) 2, 8-Dimethyldeca-3, 6-diene (ii) Octa-1, 3, 5, 7-tetraene (iii) 2-n-PropylpenM-ene (iv) 4-Ethyl-2, 6-dimethyldec-4-ene