Abstract: Described are acylated derivatives of triisobutylene defined according to the generic structures: ##STR1## wherein, in each of the molecules one of the dashed lines represents a carbon-carbon double bond and each of the other of the dashed lines represents a carbon-carbon single bond; and wherein, in each of the molecules R.sub.3 represents methyl or ethyl; uses thereof in augmenting or enhancing the aroma or perfume compositions, colognes and perfumed articles (e.g.

Abstract: Processes and compositions are described for use in foodstuff, chewing gum, toothpaste and medicinal product flavor and aroma augmenting, modifying, enhancing and imparting compositions and as foodstuffs, chewing gums, toothpastes and medicinal product aroma imparting materials of prenyl methyl carbonate defined according to the structure: ##STR1## Also described are uses of said prenyl methyl carbonate in conjunction with cyclic acetals of 2-methyl-2-pentenal defined according to the structures: ##STR2##

Abstract: Described are branched chain alkenyl methyl carbonates and branched chain alkenyl formates defined according to the structure: ##STR1## wherein R.sub.3 represents hydrogen or methoxy and wherein in each of the molecules described by the structure, one of the dashed lines is a carbon-carbon double bond and each of the other of the dashed lines is a carbon-carbon single bond; and uses of the compounds wherein R.sub.3 is methoxy in augmenting or enhancing the aroma of perfume compositions, colognes and perfumed articles such as solid or liquid anionic, cationic, nonionic or zwitterionic detergents, fabric softener compositions, fabric softener articles, hair sprays, shampoos, bath oils and plastic fragrances.

Abstract: Described are the alkyl, aralkyl, alkadienyl and bicycloalkyl methyl carbonates defined according to the structure: ##STR1## wherein R represents 2-ethyl hexyl, having the structure: ##STR2## linalyl having the structure: ##STR3## isobornyl having the structure: ##STR4## or 1-phenylethyl having the structure: ##STR5## and uses thereof in augmenting or enhancing the aroma of perfume compositions, colognes and perfumed articles such as solid or liquid anionic, cationic, nonionic or zwitterionic detergents, fabric softeners, fabric softener articles as well as hair sprays, shampoos, bath oils and perfumed plastics.

Abstract: Described are acylated derivatives of triisobutylene defined according to the generic structures: ##STR1## wherein, in each of the molecules one of the dashed lines represents a carbon-carbon double bond and each of the other of the dashed lines represents a carbon-carbon single bond; and wherein, in each of the molecules R.sub.3 represents methyl or ethyl; uses thereof in augmenting or enhancing the aroma of perfume compositions, colognes and perfumed articles (e.g.