Surfactants, process for their preparation, compositions...

C - Chemistry – Metallurgy – 07 – F

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C07F 9/09 (2006.01) A01N 25/04 (2006.01) A01N 25/30 (2006.01) C07F 9/547 (2006.01) C08G 65/327 (2006.01) C08G 65/332 (2006.01) C08G 65/333 (2006.01) C09K 19/40 (2006.01)

Patent

CA 2107527

The present invention relates to compounds of the formula I Image (I) in which R1 is hydrogen, a substituted or unsubstituted aliphatic radical having up to 30 carbon atoms, a substituted or unsubstituted alicyclic radical having up to 30 carbon atoms, a substituted or unsubstituted aromatic radical having up to 24 carbon atoms or a substituted or unsubstituted heteroaromatic radical having up to 20 carbon atoms, R is an amino acid, x' = 0 - 80, y' = 0 - 50, x'' = 0 - 80 and y'' = 0 - 50, with at least one of the variables x', y', x'' and y'' being greater than 0. The compounds of the formula I are prepared by reacting the corresponding dihydrogen phosphate with the respec- tive amino acid or salt thereof. The compounds according to the invention can be employed, for example, as surfac- tants for emulsifying organic solvents in water.

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