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The IUPAC name of the compond CH3CHCHCCH is 1) Pent-4-yn-2-ene 2) Pent-3-en--1-yne 3) Pent-2-en-4-yne 4) Pent-1-yn-3-ene The answer is given option (2) but isnt priority of double bond greater than triple bond.

The IUPAC name of the compond CH3CHCHCCH is
 
1) Pent-4-yn-2-ene
2) Pent-3-en--1-yne
3) Pent-2-en-4-yne
4) Pent-1-yn-3-ene
 
The answer is given option (2) but isnt priority of double bond greater than triple bond.
 

Grade:12th pass

1 Answers

Vinmuhilan
34 Points
5 years ago
Add the 2 numbers (position) in option (2) and(3) . The option which has the least total is the correct answer. This method is applied when double bond and triple bond both comes in a single molecule.

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