Patent ID: 11912829
Assignee: CNPHARM CO., LTD.
Field: Pharmaceuticals (Chemistry)
Classification: CPC C  A | IPC A  C

Claim 7:
8. The method according to claim 3, wherein chemical formula 2 is expressed in one of the following chemical formulas 3 to 5:, wherein, in chemical formulas 3 and 4:
n is independently an integer from 3 to 300;
MPEG represents methoxy poly(ethylene glycol);
the hydrophobic molecule (D) represents docetaxel, paclitaxel, camptothecin, or (trans-(+)-1,2-diaminocyclohexane)platinum(II);
R is a C1-6 linear, branched or cyclic alkyl group or OCH2Bz;
x and y are independently in the range of 0 to 0.5;
z is larger than 0 and less than 1.0; and
x+y+z=1,, wherein, in chemical formula 5,
n is an integer from 3 to 300;
MPEG represents methoxy poly(ethylene glycol);
D is the hydrophobic molecule and represents docetaxel, paclitaxel, or camptothecin;
R′ represents t-Boc or CBZ;
x and y are independently in the range of 0 to 0.5;
z is larger than 0 and less than 1.0; and
x+y+z=1.