... )-5- (1,1-dimethylethyl)-4-hydroxy-, C7-9-branched and linear alkyl esters, 5% 1-methoxy-2-propyl acetate.Structure CAS No ... .127519-17-9Molecular Weight451.6 g/mol (C8 alkyl ester)AppearanceLight yellow liquidActive component95%Viscosity at 20°C2600-3600 ...