FIELD: pharmaceuticals.
SUBSTANCE: group of inventions relates to assessing the quality of pharmaceutical products. The following is disclosed: the use of a compound of chemical formula 2 or a corresponding salt for assessing the purity of a pharmaceutical product containing (3S)-3-(4-(3-(1,4-dioxaspiro[4,5]dec-7-en-8-yl)benzyloxy )phenyl)hex-4-ynic acid.
Chemical formula 2
Also the following is disclosed: a compound of chemical formula 2 and a method of assessing the purity of a pharmaceutical product using it.
EFFECT: group of inventions provides the ability to assess the quality of a pharmaceutical product containing (3S)-3-(4-(3-(1,4-dioxaspiro[4,5]dec-7-en-8-yl)benzyloxy)phenyl)hex-4-ynic acid.
7 cl, 4 dwg, 3 tbl, 3 ex
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