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. 2023 Oct 21;15(20):4466. doi: 10.3390/nu15204466

Table 1.

List of short-chain fatty acids.

Number of Carbon Atoms Common Name Systematic Name Molecular Formula Structural
Formula
Mass (g/mol) Diagram
C1 Formic acid Methanoic6 acid CH2O2 HCOOH 46.03 graphic file with name nutrients-15-04466-i001.jpg
C2 Acetic acid Ethanoic acid C2H4O2 CH3COOH 60.05 graphic file with name nutrients-15-04466-i002.jpg
C3 Propionic acid Propanoic acid C3H6O2 CH3CH2COOH 74.08 graphic file with name nutrients-15-04466-i003.jpg
C4 Butyric acid Butanoic acid C4H8O2 CH3(CH2)2COOH 88.11 graphic file with name nutrients-15-04466-i004.jpg
C4 Isobutyric acid 2-Methyl propanoic acid C4H8O2 (CH3)2CHCOOH 88.11 graphic file with name nutrients-15-04466-i005.jpg
C4 Valeric acid Pentanoic acid C5H10O2 CH3(CH2)3COOH 102.13 graphic file with name nutrients-15-04466-i006.jpg
C5 Isovaleric acid 3-Methylbutanoic acid C5H10O2 (CH3)2CHCH2COOH 102.13 graphic file with name nutrients-15-04466-i007.jpg
C5 2-Methylbutyric
acid
2-Methylbutyric
acid
C5H10O2 CH3CH2CH(CH3)COOH 102.13 graphic file with name nutrients-15-04466-i008.jpg