The present invention relates to the field of perfumery and concerns the use as perfuming ingredient of ketones of formula wherein n represents 0, 1 or 2, m represents 0, 1 or 2, the dotted lines represent only single bonds or one double bond and two single bonds, R.sup.1 represents a hydrogen atom or a methyl or ethyl group, said R.sup.1 group being located at any of the position of the cyclic moiety, R.sup.2 represents a C.sub.1-C.sub.3 O-alkyl or O-alkenyl group or a substituted or unsubstituted ethylene or cyclopropyl group. Said compounds are useful to impart a clean and natural fruity, pineapple odor type. The present invention concerns also the compositions or articles containing said compounds (I) as well as some of said compounds (I). ##STR00001##

The present invention relates to the field of perfumery and concerns the use as perfuming ingredient of ketones of formula wherein n represents 0, 1 or 2, m represents 0, 1 or 2, the dotted lines represent only single bonds or one double bond and two single bonds, R.sup.1 represents a hydrogen atom or a methyl or ethyl group, said R.sup.1 group being located at any of the position of the cyclic moiety, R.sup.2 represents a C.sub.1-C.sub.3 O-alkyl or O-alkenyl group or a substituted or unsubstituted ethylene or cyclopropyl group. Said compounds are useful to impart a clean and natural fruity, pineapple odor type. The present invention concerns also the compositions or articles containing said compounds (I) as well as some of said compounds (I). ##STR00001##

The present invention relates to the field of perfumery and concerns the use as perfuming ingredient of ketones of formula wherein n represents 0, 1 or 2, m represents 0, 1 or 2, the dotted lines represent only single bonds or one double bond and two single bonds, R.sup.1 represents a hydrogen atom or a methyl or ethyl group, said R.sup.1 group being located at any of the position of the cyclic moiety, R.sup.2 represents a C.sub.1-C.sub.3 O-alkyl or O-alkenyl group or a substituted or unsubstituted ethylene or cyclopropyl group. Said compounds are useful to impart a clean and natural fruity, pineapple odor type. The present invention concerns also the compositions or articles containing said compounds (I) as well as some of said compounds (I). ##STR00001##

The present application relates to bicyclo[2.2.1]heptane and bicyclo[2.2.1]heptene derivatives, methods of making them, and methods of using them as flavor and fragrance ingredients in food, cosmetic, pharmaceutical, consumer, and other compositions and products.

The present application relates to bicyclo[2.2.1]heptane and bicyclo[2.2.1]heptene derivatives, methods of making them, and methods of using them as flavor and fragrance ingredients in food, cosmetic, pharmaceutical, consumer, and other compositions and products.