n General /molecular Structural formula IUPAC formular name 0 HCOOH Methanoic H C - H acid – –O │ O 1 CH3 COOH H Ethanoic acid H C C O - H – – – │ H O 2 CH3 CH2 COOH H H Propanoic C2 H5 COOH acid H-C C C O H – – – – H H O 3 CH3 CH2 CH2 COOH H H H Butanoic C3 H7 COOH acid H- C - C C C O H – – – – H H H O 4 CH3CH2CH2CH2 H H H H Pentanoic COOH acid C4 H9 COOH H - C C - C C C O H – – – – – H H H H O
n General /molecular formular Structural formula IUPAC name 0 HCOOH H – C –O - H │ O Methanoic acid 1 CH3 COOH H H – C – C – O - H │ H O Ethanoic acid 2 CH3 CH2 COOH C2 H5 COOH H H H-C – C – C – O – H H H O Propanoic acid 3 CH3 CH2 CH2 COOH C3 H7 COOH H H H H- C - C – C – C – O – H H H H O Butanoic acid 4 CH3CH2CH2CH2 COOH C4 H9 COOH H H H H H - C – C - C – C – C – O – H H H H H O Pentanoic acid
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