Patent ID: 11932708
Assignee: MOCHIDA PHARMACEUTICAL CO., LTD.
Field: Medical technology (Instruments)
Classification: CPC C  A | IPC A  C

Claim 0:
1. A crosslinked alginic acid in which any carboxyl group of a first alginic acid and any carboxyl group of a second alginic acid are linked via the following formula (III-L):, in formula (III-L), the —CONH— and —NHCO— at either end are amide bonds via any carboxyl group of alginic acid;
-L1- is a divalent linker selected from the group consisting of the following partial structural formula, excluding the parts outside the cutting lines at both ends of each formula:, and Akn is a cyclic alkyne group selected from the group consisting of the following partial structural formula, excluding the part to the right of the cutting line in each formula:, -L2- represents is a divalent linker selected from the group consisting of the following partial structural formula, excluding the parts outside the cutting lines at both ends of each formula:, and X is a cyclic group selected from the following partial structural formula, excluding the parts outside the cutting lines at both ends of each formula:, in which the asterisks are chiral centers.