Saturated Fatty Acids

Saturated Fatty Acids differ by length.

Short-chain fatty acids have five or less carbons
Medium-chain fatty acids have 6 to 12 carbons
Long-chain fatty acids have 13 to 21 carbons
Very long chain fatty acids have 22 or more carbons.

Name Structural Formula Lipids
Propionic acid CH3CH2COOH C3:0
Butyric acid CH3(CH2)2COOH C4:0
Valeric acid CH3(CH2)3COOH C5:0
Caproic acid CH3(CH2)4COOH C6:0
Enanthic acid CH3(CH2)5COOH C7:0
Caprylic acid CH3(CH2)6COOH C8:0
Pelargonic acid CH3(CH2)7COOH C9:0
Capric acid CH3(CH2)8COOH C10:0
Undecylic acid CH3(CH2)9COOH C11:0
Lauric acid CH3(CH2)10COOH C12:0
Tridecylic acid CH3(CH2)11COOH C13:0
Myristic acid CH3(CH2)12COOH C14:0
Pentadecylic acid CH3(CH2)13COOH C15:0
Palmitic acid CH3(CH2)14COOH C16:0
Margaric acid CH3(CH2)15COOH C17:0
Stearic acid CH3(CH2)16COOH C18:0
Nonadecylic acid CH3(CH2)17COOH C19:0
Arachidic acid CH3(CH2)18COOH C20:0
Heneicosylic acid CH3(CH2)19COOH C21:0
Behenic acid CH3(CH2)20COOH C22:0
Tricosylic acid CH3(CH2)21COOH C23:0
Lignoceric acid CH3(CH2)22COOH C24:0
Pentacosylic acid CH3(CH2)23COOH C25:0
Cerotic acid CH3(CH2)24COOH C26:0
Heptacosylic acid CH3(CH2)25COOH C27:0
Montanic acid CH3(CH2)26COOH C28:0
Nonacosylic acid CH3(CH2)27COOH C29:0
Melissic acid CH3(CH2)28COOH C30:0
Henatriacontylic acid CH3(CH2)29COOH C31:0
Lacceroic acid CH3(CH2)30COOH C32:0
Psyllic acid CH3(CH2)31COOH C33:0
Geddic acid CH3(CH2)32COOH C34:0
Ceroplastic acid CH3(CH2)33COOH C35:0
Hexatriacontylic acid CH3(CH2)34COOH C36:0
Heptatriacontanoic acid CH3(CH2)35COOH C37:0
Octatriacontanoic acid CH3(CH2)36COOH C38:0

Source: Wikipedia