| 摘要 |
A haloalkyl ether of formula(II) is reacted with a sulphite. - A method for preparing a compound of formula (I), suitable for use in detergent compositions, comprises a reacting a compound of formula (II) with a sulphite (preferably alkali metal sulphite). - R1, R2 = alkyl; - R3 = H or alkyl, with the provision that R1-R3 contain 7-19 C atoms; - R4 = divalent branched or linear hydrocarbon chain optionally interrupted by one or more O atoms, the vicinal O atom being bonded to a C atom; and - X = halogen, preferably Cl. |
