Rank the Following Groups in Order of Decreasing Priority According

question 30

Multiple Choice

Rank the following groups in order of decreasing priority according to the Cahn-Ingold-Prelog system. $$\begin{array} { c c c c } - \mathrm { CH } _ { 2 } \mathrm { CH } _ { 3 } & - \mathrm { CH } _ { 3 } & - \mathrm { H } & - \mathrm { CH } \left( \mathrm { CH } _ { 3 } \right) _ { 2 } \\\text { I } & \text { II } & \text { III } & \text { IV }\end{array}$$

• A) I > II > IV > III
• B) IV > II > I > III
• C) IV > I > II > III
• D) III > II > I> IV

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Definitions:

Aldol Reaction

A type of chemical reaction in which an enolate ion reacts with a carbonyl compound to form a β-hydroxyaldehyde or β-hydroxyketone, followed often by dehydration to give a conjugated enone.

Anti-tubercular Activity

The ability of a substance to prevent or treat tuberculosis by inhibiting the bacteria that cause the disease.

Marine Sponge

Simple aquatic animals with porous bodies, belonging to the phylum Porifera, known to produce bioactive compounds used in pharmaceuticals.

Aldol Reaction

A chemical reaction between aldehydes or ketones, catalyzed by a base, leading to β-hydroxyaldehydes or β-hydroxyketones.