The present invention concerns a compound of formula (I) in the form of any one of its stereoisomers or a mixture thereof, and wherein n is 0 or 1; R and R′, independently from each other, represent a hydrogen atom or a C1-2 linear alkyl group provided that one of said groups represents a hydrogen atom and the other a C1-2 linear alkyl group; each R1, independently from each other, represents a hydrogen atom or a methyl group; and R2 and R3 represent, independently of each other, a C1-3 linear alkyl group; or R2 and R3, when taken together, represent a C4-5 linear, branched alkanediyl or alkenediyl. The use of compound of formula (I) as perfuming ingredients of floral type and the invention's compounds as part of a perfuming composition or of a perfuming consumer product are also part of the present invention.