Question

The IUPAC name of the given strucutre is

• A. 3,6-Bis-(2,2-dimethylbutyl)nonane
• B. Bis-(2,2-dimethylbutyl)nonane
• C. 3,3,4,4-Tetramethyl-9-ethyl-5-propyldodecane
• D. 5-Ethyl-3,3,10,10-tetramethyl-8-propyldodecane

Answer 1

The correct option is D 5-Ethyl-3,3,10,10-tetramethyl-8-propyldodecane

The correct numbering of parent chain is given by

While numbering, the longest continuous carbon chain will get the highest priority. If more than one substituent is present, the chain is numbered from direction that will result in lowest possible number in the name of compound.