5,6,7,8-Tetramethyl-1,2,3,4-tetrahydronaphthalin-1-on

1,2,3,4-四甲基苯

4-(2,3,4,5-Tetramethylphenyl)buttersaeure

4-oxo-4-(2,3,4,5-tetramethyl-phenyl)-butyric acid

Bis-6,7-(chlormethyl)-1,2,3,4-tetrahydro-5,8-dimethylnaphthalin