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- (a) Write the IUPAC names of the following compounds :(i) CH3CO(CH2)4CH3 (ii) Ph — CH = CH — CHO(b) Describe the following conversions in not more than two steps :(i) Ethanol to 3-Hydroxybutanal (ii) Benzoic acid to m-Nitrobenzyl alcohol(iii) Propanone to PropeneGive IUPAC name for CH3 | H3C-CH2-C-CH2-C-H | || CH3 O3..Name the IUPAC for the following compound.