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US 5,675,040 AGranted
Process for the preparation of sulphones
AssigneeBayer Aktiengesellschaft
InventorsWolfgang Harms, Udo-Winfried Hendricks, Karl-Josef Herd, Klaus Kunde
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Abstract
The invention relates to a process for the preparation of compounds of the formula ##STR1## characterized in that the radical X in sulphones of the formula X--(CH.sub.2 --CH.sub.2 --O).sub.m --(CH.sub.2).sub.n --SO.sub.2 --CH.sub.2 --CH.sub.2 OH (2) is replaced by ##STR2## or a compound of the formula ##STR3## is added to the sulphone of the formula CH.sub.2 .dbd.CH--SO.sub.2 --CH.sub.2 --CH.sub.2 --OH (3), the substituents having the meanings given in the description.
Claims1
Sulphones of the formula
- X--(CH.sub.2 --CH.sub.2 --O).sub.q --(CH.sub.2).sub.r --SO.sub.2 --CH.sub.2 --CH.sub.2 --OH (2)
- wherein
- X=Cl, Br, OCO--(CH.sub.2).sub.0-3 --CH.sub.3 or O--CO--C.sub.6 H.sub.5,
- q=0 or 1,
- r=2, 3 or 4, if q=1, and
- r=3 or 4, if q=0.
3 more elements
Dependencies are inferred from the claim text.