The compounds of aroma chemicals are olfactory agents and can be incorporated into
a wide variety of compositions which will be enhanced by their fragrance notes. The compounds can be added to fragrance compositions in pure form or they can be added to mixtures of materials in fragrance-imparting compositions to provide a desired fragrance character to a finished fragrance material. The fragrance compositions obtained according to aroma chemicals are suitable in a wide variety of perfumed articles and can also be used to enhance, modify or reinforce natural fragrance materials. It will thus be appreciated that the compounds of aroma chemicals are useful as olfactory agents and fragrances.