Methacrolein78-85-3100 % similar Isoprene78-79-545 % similar Polyisoprene9003-31-045 % similar 2-Methyl-1,3-pentadiene1118-58-743 % similar Methylglyoxal78-98-838 % similar Ethylacrolein922-63-438 % similar trans-2-Methyl-2-butenal497-03-035 % similar 3-Methyl-2-butenal107-86-832 % similar (E)-2-Methyl-2-pentenal14250-96-531 % similar 2-Methyl-2-pentenal623-36-931 % similar