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US 3,962,147 AGranted
Perfume composition containing 6,10 dimethyl - spiro [4.5]decane-type compounds
AssigneeFirmenich SA
InventorsBruno Maurer, Michel G. Fracheboud, Gunther Ohloff
Life of this patent
Estimating the term…
Abstract
Use of bicyclic compounds, some of which are new, as perfuming and/or flavoring ingredients in the manufacture of perfumes and perfumed products and/or in the preparation of artificial flavors for foodstuffs, animal feeds, beverages, pharmaceutical preparations and tobacco products. Process for the preparation of said bicyclic compounds.
Claims1
A perfume composition which comprises at least one of the compounds of the formula ##SPC6##
- containing a single or a double bond in the position indicated by the dotted line and wherein the index n represents the intergers zero or 1, one of the pairs of symbols X represents when said symbols are taken together, an oxygen atom or, when said symbols are taken separately, a hydroxyl or an O-acyl group and a hydrogen atom, and the other pair represents two hydrogen atoms and wherein
- i. one of the symbols R.sup.1 and R.sup.2 represents a lower alkyl group and the other is a hydrogen atom and R.sup.3 represents a lower alkyl group when the index n is zero;
- or
- ii. each of the symbols R.sup.1, R.sup.2, R.sup.3 and R.sup.4 represents a lower alkyl group or a hydrogen atom provided however that the pairs
- R.sup.1 and R.sup.2, and
- R.sup.3 and R.sup.4, respectively,
- cannot simultaneously comprise more than one alkyl group, and an inert diluent or a carrier.
4 more elements
Dependencies are inferred from the claim text.