A smoking tobacco article comprising a cylindrical shaped body of smoking tobacco, a wrapper covering the length of said cylindrically shaped smoking tobacco and a filter afixed to one end of the cylindrically shaped smoking tobacco, and in intimate contact with the filter, the wrapper or the cylindrically shaped body of smoking tobacco, at least one flavoring substance in an organoleptic property modifying quantity, selected from the group consisting of:
- (i) 4-Acetyl-3,3,8,8-tetramethyl-as-hydrindacene having the structure:
- ##STR53## existing in the liquid phase at ambient temperature and pressure;
- (ii) 6-Acetyl-5-(3-methylbutyl)-1,1-dimethylindane having the structure:
- ##STR54## existing in the liquid phase at ambient temperature and pressure;
- (iii) 5-Acetyl-7-(3-methylbutyl)-1,1-dimethylindane having the structure:
- ##STR55## existing in the liquid phase at ambient temperature and pressure;
- (iv) A mixture of acetyl hydrindacenes having the structures:
- ##STR56## existing in the liquid phase at ambient temperature and pressure;
- and (v) A mixture of acetyl indanes and acetyl hydrindacenes having the structures:
- ##STR57## existing in the liquid phase at ambient temperature and pressure.