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8.1. Organic chemistry Nomenclature of organic compounds — Chemistry STD 11 Science — Question

Rajasthan BoardEnglish MediumSTD 11 ScienceChemistry8.1. Organic chemistry Nomenclature of organic compounds1 Mark
MCQ
The $IUPAC$ name of the following compound is
  • ✓
    $3, 5-$ dimethyl $-4-$ propylhept $-1-$ en $-6-$ yne
  • B
    $3-$ methyl $-4-$ ($1-$ methylprop $-2-$ ynyl) $-1-$ heptene
  • C
    $3-$ methyl $-4-$ ($3-$ methylprop $-1-$ enyl) $-1-$ heptyne
  • D
    $3, 5-$ dimethyl $-4-$ propylhept $-6-$ en $-1-$ yne
✓

Answer

Correct option: A.
$3, 5-$ dimethyl $-4-$ propylhept $-1-$ en $-6-$ yne
a
According to $IUPAC$ rules, select the largest chain including functional group, if alkene and alkyne are present at equivalent position then priority is given to alkene.

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