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+2 votes
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in Chemistry by (130k points)

Write the IUPAC names of the following ketones and aldehydes. Wherever possible, give
also common names.
(i) CH3CO(CH2)4CH3 (ii) CH3CH2CHBrCH2CH(CH3)CHO
(iii) CH3(CH2)5CHO (iv) Ph-CH=CH-CHO

1 Answer

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Best answer

(i) CH3CO(CH2)4CH3
IUPAC name: Heptan-2-one
Common name: Methyl n-propyl ketone
(ii) CH3CH2CHBrCH2CH(CH3)CHO
IUPAC name: 4-Bromo-2-methylhaxanal
Common name: (γ-Bromo-α-methyl-caproaldehyde)
(iii) CH3(CH2)5CHO
IUPAC name: Heptanal
(iv) Ph-CH=CH-CHO
IUPAC name: 3-phenylprop-2-enal
Common name: β-Pheynolacrolein

IUPAC name: Cyclopentanecarbaldehyde
(vi)PhCOPh IUPAC name: Diphenylmethanone
Common name: Benzophenone

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