International Flavors & Fragrances Inc.

Roger E Greene

Mark A Sprecker

Robert P Belko

Marie R Hanna

Wilhelmus J Wiegers

Domenick Luccarelli, Jr

Described are 2,4,4-trisubstituted tetrahydro pyranyl esters defined according to the structure: ##STR1## wherein R.sub.1 represents methyl or ethyl and R.sub.2 represents C.sub.2 -C.sub.4 straight chain or branched chain alkyl or alkenyl and organoleptic used thereof in augmenting or enhancing the aroma of perfume compositions, colognes and perfumed articles including, but not limited to bleach compositions, solid or liquid anionic, cationic, nonionic or zwitterionic detergents, perfumed polymers, fabric softener compositions, fabric softener articles, cosmetic powders and hair preparations.

2,4,4-irisubstituted tetrahydro pyranyl esters and organoleptic uses

Processes and compositions are described for the use in foodstuff flavor and aroma and perfumes and perfumed articles aroma augmenting, modifying, altering and enhancing compositions and as foodstuff, chewing gum, toothpaste, medicinal product, perfumes and perfumed articles aroma imparting materials of tricyclic isochroman mixtures wherein in the mixtures each of the compounds is defined according to the structure: ##STR1## wherein R.sub.1, R.sub.2 and R.sub.3 represent methyl or hydrogen with the proviso that when one of R.sub.1, R.sub.2 and R.sub.3 is methyl, the other of R.sub.1, R.sub.2 and R.sub.3 represents hydrogen. Addition of said tricyclic isochroman mixtures is indicated to produce:

Isochroman derivatives and organoleptic uses thereof

Described are isopropyl tetramethylindan musks defined according to the generic structure: ##STR1## wherein R.sub.3 and R.sub.4 are each acetyl or methyl with the provisos:

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Oakhurst, NJ, United States of America

Roger E Greene