Quantrex Quantrex AcademyJEE · NEET · NDA PYQs with solutions Open app
MHT CET Medical202625 April 2026Morning ShiftChemistryGeneral Organic ChemistryActual

What is the IUPAC name of ( CH ₃)₂ CH-COOH ?

Options

  1. AButaonic acid
  2. B3-Methylpropanoic acid
  3. C2-Methylpropanoic acid
  4. DPropanoic acid

Correct answer

C. 2-Methylpropanoic acid

Step-by-step solution

The given compound is ( CH ₃)₂ CH-COOH . The longest carbon chain containing the principal functional group ( -COOH ) has 3 carbon atoms. Numbering starts from the carboxyl carbon: C-1: -COOH C-2: -CH(CH₃)- C-3: -CH₃ There is a methyl substituent at the second carbon atom. Therefore, the IUPAC name of the compound is 2-Methylpropanoic acid. Answer: 2-Methylpropanoic acid

Practice General Organic Chemistry on Quantrex Academy →

More from General Organic Chemistry

Identify the overlapping orbitals involved in hyperconjugation from following. 2026What is the IUPAC name of the following compound? 2026CH ₃ -CH=CH-CH ₂ -COOH What is the IUPAC name of the above compound ? 2026What is IUPAC name of the following organic compound? 2026Which of the following exhibits - I effect? 2026Which of the following statement is NOT correct about a racemic mixture? 2026What type of isomerism is found in but-2-ene? 2026How many primary amine isomeric forms are possible for the formula C ₄ H ₁₁ N ? 2026 Full General Organic Chemistry list All MHT CET Medical PYQs