HYALURONIC ACID DERIVATIVES CAPABLE OF FORMING HYDROGELS, SYNTHESIS METHOD THEREOF, HYDROGELS BASED ON SAID DERIVATIVES, METHOD FOR PRODUCTION AND USE THEREOF

摘要

FIELD: chemistry.;SUBSTANCE: invention relates to new derivative of hyaluronic acid of general formula (I), method for production thereof, to hydrogel based on it, to method of producing hydrogel and to use of hydrogel for producing preparations for cosmetic products, medicine or regenerative medicine. At that, Ar is phenyl and R₁ is ethylene or Ar is indole and R₁ is ethylene or Ar is indole and R₁ represents carboxyethylene. R₂ represents alkyl with 3-7 carbon atoms, and n is ranges from 1 to 7,500.;EFFECT: invention enables to obtain material, sufficiently strong and elastic, not exhibiting significant changes of biological and physical properties and forming strong hydrogel.;12 cl, 1 dwg, 1 tbl, 18 ex