Crotonic acid3724-65-0100 % similar Sorbic acid110-44-167 % similar Maleic acid110-16-765 % similar Fumaric acid110-17-865 % similar Poly(maleic acid)26099-09-265 % similar Cis,cis-muconic acid1119-72-858 % similar 4-Methyl-2-pentenoic acid10321-71-850 % similar trans-2-Pentenoic acid13991-37-250 % similar Acrylic acid-maleic acid copolymer29132-58-948 % similar 2-Hexenoic acid1191-04-446 % similar trans-2-Hexenoic acid13419-69-746 % similar Monomethyl fumarate2756-87-846 % similar Monomethyl maleate3052-50-446 % similar Maleamic acid557-24-446 % similar 2,4-Pentadienoic acid626-99-346 % similar Maleic acid-methyl vinyl ether copolymer25153-40-644 % similar P-Phenylenediacrylic acid16323-43-644 % similar Glyoxylic acid298-12-443 % similar Glutaconic acid1724-02-342 % similar trans-2-Octenoic acid1871-67-641 % similar