Q70 / 200 · NEET 2022 (Phase 1) · Chemistry

The correct IUPAC name of the following compound is:

Figure

  • A
    6-bromo-2-chloro-4-methylhexan-4-ol
  • B
    1-bromo-4-methyl-5-chlorohexan-3-ol
  • C
    6-bromo-4-methyl-2-chlorohexan-4-ol
  • Correct answer
    D
    1-bromo-5-chloro-4-methylhexan-3-ol

Solution

The root word  in the given structure should be hex and  alcoholic group forms the suffix and as per the least sum rule of the substituents the position of the substituents that is bromo, chloro and methyl groups should be 1,5 and 4 respectively.

The functional group with highest priority should be getting least possible number in position.

Hence,The correct IUPAC name of the given molecule is 1-bromo-5-chloro-4-methylhexan-3-ol.

Figure

Hence, the correct answer is option: 'D'.

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