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Question 12.4: Write the IUPAC names of the following ketones and aldehydes. Wherever possible, give also common names.
Question 12.4: Write the IUPAC names of the following ketones and aldehydes. Wherever possible, give also common names.
Aldehydes, Ketones, and Carboxylic Acids | CBSE | Chemistry | Class 12 | NCERT
Question 12.4: 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

(v)

(vi) PhCOPh

Solution:

(i) CH3CO(CH2)4CH3

IUPAC name: Heptan-2-one

Common name: Methyl pentyl 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

(v)

IUPAC name: Cyclopentanecarbaldehyde

(vi) PhCOPh

IUPAC name: Diphenylmethanone

Common name: Benzophenone

i

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