Patent ID: 11939410
Assignee: APEIRON SYNTHESIS S.A.
Field: Macromolecular chemistry, polymers (Chemistry)
Classification: CPC C | IPC C

Claim 1:
2. The compound according to claim 1, wherein:
Y is oxygen;
R1 is hydrogen;
R2, R3, R4 and R5 are the same or different and each independently selected from the group consisting of hydrogen, methyl, ethyl and —NO2;, is of the formula 2:, wherein:
a and b are integers from 0 to 5;
each R8 and R9 may be the same or different and independently of the other selected from the group consisting of hydrogen, halogen, (C1-C16)alkyl, (C1-C16)alkoxy, (C1-C16)perhaloalkyl, (C3-C7)cycloalkyl, (C2-C16)alkenyl, (C6-C14)aryl, (C6-C14)perhaloaryl, (C6-C12)heterocyclyl, —ORs, —NO2, —COOH, —COOR6, —CONR6R7, —SO2NR6R7, —SO2R6, —CHO, —COR6, wherein R6 and R7 are the same or different and each independently selected from the group consisting of (C1-C6)alkyl, (C1-C6)perhaloalkyl, (C6-C14)aryl, (C6-C14)perhaloaryl.