Which of the following is the correct IUPAC name of $C H_{3} C H_{2} C H = C H C O O H$ ?

Pent -3-ene-4-Carboxlic acid

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Pent -2-en-3-oic acid

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Pent-3-en-4-oic acid

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Pent -2-en-1-oic acid

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Solution

The correct option is C Pent -2-en-1-oic acid
$C H_{3} C H_{2} C H = C H C O O H$
5 4 3 2 1
IUPAC name for the given compound is Pent-2-en-1-oic acid.

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Hex-2-en-4-ynoic acid

C H_{3} - C O - C O O H

Write IUPAC names of the products obtained by the ozonolysis of the following compounds:
(i) Pent-2-ene

(ii) 3,4-Dimethyl-hept-3-ene

(iii) 2-Ethylbut-1-ene

(iv) 1-Phenylbut-1-ene

{C H}_{3} - C H = C H - C \equiv C - H

The IUPAC name of CH₂=CHCHOH-CH₂CHO is:

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