Organic compounds -- part of the class 532-570 series – Organic compounds – Oxygen containing
Patent
1997-09-19
2000-01-25
Jordan, Kimberly
Organic compounds -- part of the class 532-570 series
Organic compounds
Oxygen containing
C07C 4100, C07C 4300
Patent
active
06018082&
ABSTRACT:
Compounds represented by the following general formula: ##STR1## wherein Rf and Rf' mean a perfluoroalkyl group having 1-20 carbon atoms or a (.omega.-H-perfluoroalkyl group represented by the formula H(CF.sub.2).sub.t in which t stands for an integer of 1-20, R.sup.2 denotes a hydrogen atom, a straight-chain or branched aliphatic hydrocarbon group having 1-20 carbon atoms, an alicyclic or aromatic hydrocarbon group having 5-10 carbon atoms, a perfluoroalkyl group having 1-20 carbon atoms, or .omega.-H-perfluoroalkyl group represented by the formula H(CF.sub.2).sub.u - in which u stands for an integer of 1-20, X and Y mean individually a single bond, --CO-- or a divalent hydrocarbon group having 1-6 carbon atoms, l stands for a number of 2-16, and m and n are individually a number of 1-6. The compounds are useful for preparing fluorine-modified silicone derivatives suitable for cosmetic compositions.
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Asahi Masahiko
Kawamata Akira
Nagatani Noboru
Okada Jouji
Tokunaga Tadayuki
Jordan Kimberly
Kao Corporation
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