Experimental part Synthesis of acrylamido-N-methylene lactic acid.In a two-headed flask with a stirrer were placed 15 g (0.21 mol) of acrylamide, 20 ml of a 40% formaldehyde solution (0.27 mol), 50 ml of a 40% aqueous solution of lactic acid (0.22 mol) and 0.03 g of hydroquinone. CH2=CH + CH2O + H3C-CH-COOH - CH2-CH C=O OH C=O nh2 nh CH2 H3C-C-OH COOH acrylamido-N-methylene lactic acid OH CH2=CH + CH2O + HOOC-CH2- C -CH2 -COOH - CH2 - CH + H2O O = C COOH C = O NH CH2 HOOC-CH2- C - C?-COOH COOH acrylamido-N-methylene citric acid When studying the dependence of the monomer yield on the ratio of the starting reagents, it was found that the highest yield (-62%) AA-N-MMC and (-70%) AA-N-MLK is observed practically at equimolar ratios of the starting components. ...the general equation for the rate of radical polymerization of monomers in an aqueous solution is as follows: Pharm Chem J 20, 276-278 (1986). https://doi.org/10.1007/BF00758817 2 Kazratrçulova SM, Zulyarova N, Makhkamova L Synthesis of polymeric derivatives of lactic acid by chemical transformations of polyacrylamide Journal of International Pharmaceutical Research | Jan - Mar 2020 | Vol 12 | Issue 1 3 Kazratkulova S.M. Zokirova N.T. Effect of copolymer of dimethylaminoethylmethacrylate with acrylamide on the electrokinetic potential of sodium carboxymethylcellulose