Write the structural formula of the substance 3-methyl-4-bromobutanoic acid. Give the isomer formulas.

3-ethyl-4-bromopentanoic acid
CH3-CH2-CH (CH2-CH3) -CH (Br) -COOH
C6H12BrCOOH
Isomers:
CH3-CH (Br) -CH2-CH2-CH2-
-CH2-COOH
2-bromoheptanoic acid
CH3-CH (Br) -CH2-CH2-COOC2H5
ethyl pentanoic acid



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