FIELD: organic chemistry.
SUBSTANCE: invention relates to the field of organic chemistry, namely to 3-(4-(2-(9H-carbazole-9-yl)ethoxy)phenyl)-2-(2-(4-(4-(2-formate-2-(2-(4-fluorobenzoyl)phenyl)amino) ethyl)phenoxy)benzoyl)phenyl)amino)sodium propionate of formula (I). The invention also relates to a method for obtaining a compound of formula (I), its application, a method for determining the impurity content in chiglitazar and a method for quality control in the synthesis of chiglitazar, based on the use of a compound of formula (I) as a control/standard substance.
EFFECT: heterocyclic compound of formula (I) for use in quality control of a medicinal product, such as chiglitazar or sodium chiglitazar, as a control/standard sample of a substance for detecting impurities/related substances.
11 cl, 1 tbl, 3 ex
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