identify the systematic name for cinnamic acid.\nphenylpropanoic acid\n4 - phenyl - 2 - propenoic acid\n2…

identify the systematic name for cinnamic acid.\nphenylpropanoic acid\n4 - phenyl - 2 - propenoic acid\n2 - phenylpropenoic acid\n3 - phenyl - 2 - propenoic acid\nphenylpropenoic acid
Answer
Brief Explanations:
Cinnamic acid has a benzene - ring attached to the second carbon of the propenoic acid chain. According to IUPAC naming rules for organic compounds, its systematic name is 3 - phenyl - 2 - propenoic acid.
Answer:
3 - phenyl - 2 - propenoic acid