DEGRADABLE PHOTO CROSS-LINKING AGENT Russian patent published in 2016 - IPC C07F9/40 A61L27/34 C07F7/08 C07F7/18 C08F2/46 

FIELD: chemistry.

SUBSTANCE: present invention relates to degradable cross-linking agent, which is used in production of polymers, of formulae: (a) (b) (c) where Photo¹ and Photo² represent photo-reactive group, n is integer between 1 and 10; and R¹-R⁴ in formula (a) independently denote benzophenone group, hydroxyl group or its sodium, potassium or lithium salt, R denotes photo-reactive, hydroxyl group or its sodium, potassium or lithium salt; Y denotes linker, which is absent, or is amine, ether, straight or branched C₁-C₁₀alkyl, or combination thereof; and R¹ and R² in formula (c) are independently photo-reactive group, alkyl, hydroxyl group or its sodium, potassium or lithium salt, photo-reactive group is selected from benzophenone residue, or hydroxybenzophenone residue 3 or hydroxybenzophenone residue 4.

EFFECT: proposed is new effective degradable cross-linking agent.

6 cl, 4 ex, 8 dwg, 1 tbl