A) 4- methyl-2, 4-pentanediol
B) 2-methyl-2, 4-pentanediol
C) 1, 1-dimethyl 1, 3-butanediol
D) 1, 2 3- trimethyl-1, 3-propanediol
Correct Answer: B
Solution :
Key Idea: Select the longest possible carbon atom chain and then name the compound according to IUPAC rules. \[\underset{2-methyl\text{ }2,4-pentanediol}{\mathop{^{1}C{{H}_{3}}{{-}^{2}}\overset{\begin{smallmatrix} OH \\ | \end{smallmatrix}}{\mathop{\underset{\begin{smallmatrix} | \\ C{{H}_{3}} \end{smallmatrix}}{\mathop{C}}\,}}\,{{-}^{3}}C{{H}_{3}}{{-}^{4}}\overset{\begin{smallmatrix} OH \\ | \end{smallmatrix}}{\mathop{C}}\,H{{-}^{5}}C{{H}_{3}}}}\,\]You need to login to perform this action.
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