| abstract |
The present invention provides sphinosine (A) represented by the general formula (1).n n n n n n n n (R 1 is a hydrocarbon group which may have a substituent; Y is methylene, methine or O; X 1 , X 2 , X 3 is H, OH, acetoxy group; X 4 is H, acetyl group R 2 , R 3 are H, OH, etc .; R is H, amidino group; a is 2 or 3),n n n (B) fatty acids having 6 to 30 carbon atoms andn n n (C) oily componentn n n It relates to a water-in-oil emulsion composition containing. This water-in-oil type emulsion composition is excellent in stability and has a good feeling of use.n n n Water-in-oil emulsion composition, sphingosine |