Patent ID: 11866520
Assignee: PHOSPHONICS LIMITED
Field: Chemical engineering (Chemistry)
Classification: CPC C  B  Y | IPC B  C

Claim 7:
8. A compound according to claim 1 wherein the functional group X is selected from:
—S(O)a(C R1 R2)n C R1 R2R3;
—S(O)a(C R1 R2)n—(C═W)h(W(C R1 R2)m)nZ;
—S(O)a(C R1 R2)n(CR1Z)iQhC(═W)R1;
—S(O)a(C R1 R2)n C R1 R2 (CR1Z)iQhCHR1Z;
—S(O)a(C R1 R2)n C R1 R2 (CR1Z)Qh[(CHR1)nW]tR1 
—S(O)a(C R1 R2)n C R1 R2 (CR1Z)iQh R3; and
—S(O)a(C R1 R2)n OC(═W)R1 
wherein:
Q is independently selected from —C(═W1)W2—, —W2 C(═W1)—;
W, W1 and W2 are independently selected from oxygen, sulfur, NR1;
Z is independently selected from —R1, —OR1, —NR1R2 and —SR1; and
R1 and R2 are independently selected from hydrogen, a linear or branched C1-22-alkyl, C2-22-alkenyl and C2-22-alkynyl group, an optionally substituted aryl and an optionally substituted C1-22-alkylaryl group;
R3 is an optionally substituted, linear or branched C1-22-alkyl, C2-22-alkenyl or C2-22-alkynyl group, an aryl and a C1-22-alkylaryl group
a is independently 0 to 2
h is independently 0 or 1;
i is independently from 0 to 6;
m is independently from 1 to 6;
n is independently from 1 to 6;
t is independently from 1 to 20.