Abstract: A compound of formula (I): R?—O-A-O—R?, in which R? and R? are a hydrogen atom or a monovalent radical of formula (IIa), or a monovalent radical of formula (IIb), it being understood that at least one of the radicals R? or R? is not a hydrogen atom and that, when none of the radicals R? and R? is a hydrogen atom, R? and R? are identical, and in which A is a divalent radical of formula (III): —CH(X1)-[C(X2)(X3)]p-CH(X4) in which X1, X2, X3 and X4 are identical or different and are either a hydrogen atom or a methyl radical or an ethyl radical, and p is an integer greater than or equal to 1 and less than or equal to 6. Also the method for preparing the compound of formula (I) and to the use thereof in cosmetics and as a drug.

Abstract: A composition represented by the formula (I): R-0-(G)p-H, wherein R is the n-heptyl radical, G is the residue of a reducing sugar and p is a decimal number no lower than 1.05 and no higher than 5. The composition is a mixture of compounds represented by the formulas R-0-(G)1-H (I1), R-0-(G)2-H (I2), R—O-(G)3-H (I3), R—O-(G)4-H (I4), and R-0-(G)5-H (I5) in the respective molar ratios a1, a2, a3, a4 and a5, such that each ratio a1, a2, a3, a4 and a5 is between zero and one inclusive and that the sum of a1+a2+a3+a4+a5, is equal to one. Also, the method of solubilizing, in an aqueous solution, a hydrophobic perfume substance (A) or a mixture of hydrophobic perfume substances (A) with this composition, and a solubilising composition for hydrophobic perfumes. Further, a method for perfuming surfaces.

Abstract: A composition represented by formula (I): R—O-(G)p-H (I) in which R represents a radical including 6 to 8 carbon atoms, G represents the residue of a reducing sugar and p represents a decimal number greater than or equal to 1.05 and less than or equal to 5, and the composition is a mixture of compounds represented by formulae (I1), (I2), (I3), (I4) and (I5): R—O-(G)1-H(I1) R—O-(G)2-H(I2) R—O-(G)3-H(I3) R—O-(G)4-H(I4) R—O-(G)5-H(I5), in respective molar proportions a1, a2, a3, a4 and a5, such that: a1+a2+a3+a4+a5=1. The use of the composition as a solubilising agent in an aqueous composition of at least one compound (A) chosen from ?-tocopherol, ?-tocopherol, ?-tocopherol, ?-tocopherol, ?-tocopherol acetate, ?-tocopherol acetate, ?-tocopherol acetate, ?-tocopherol acetate, ?-tocotrienol, ?-tocotrienol, ?-tocotrienol and ?-tocotrienol. Also, a composition (C2) and its use in methods for preventing the unattractive effects of ageing, for cleaning the skin and hair, and for therapeutic treatment.

Abstract: Compound with formula (I), wherein R? and R? represent a hydrogen atom, a monovalent radical with formula (IIa), or a monovalent radical with formula (IIb), it being understood that at least one of the R? or R? radicals does not represent a hydrogen atom and that when the R? and R? radicals do not represent a hydrogen atom, R? and R? are identical; method for preparing and using in cosmetics and as a drug.

Abstract: A compound of formula (I): R?—O-A-O—R??, in which R? and R? are a hydrogen atom or a monovalent radical of formula (IIa), or a monovalent radical of formula (IIb), it being understood that at least one of the radicals R? or R? is not a hydrogen atom and that, when none of the radicals R? and R? is a hydrogen atom, R? and R? are identical, and in which A is a divalent radical of formula (III): —CH(X1)-[C(X2)(X3)]p-CH(X4) in which X1, X2, X3 and X4 are identical or different and are either a hydrogen atom or a methyl radical or an ethyl radical, and p is an integer greater than or equal to 1 and less than or equal to 6. Also the method for preparing the compound of formula (I) and to the use thereof in cosmetics and as a drug.

Abstract: Compound with formula (I), wherein R? and R? represent a hydrogen atom, a monovalent radical with formula (IIa), or a monovalent radical with formula (IIb), it being understood that at least one of the R? or R? radicals does not represent a hydrogen atom and that when the R? and R? radicals do not represent a hydrogen atom, R? and R? are identical; method for preparing and using in cosmetics and as a drug.