Deuterium-enriched 4-hydroxy-5-methoxy-N,1-dimethyl-2-oxo-N-[(4-trifluoromethyl)- phenyl]-1,2-dihydroquinoline-3-carboxamide, having a deuterium enrichment in the amide-N methyl group of at least 70%; or a salt thereof with a pharmaceutically acceptable organic or inorganic cation; and a method of preparing said compounds. The compounds are useful in therapy, e.g. for the treatment of a malignant hyperproliferative disorder or an autoimmune disease.
富含
氘的
4-羟基-5-甲氧基-N,1-二甲基-2-氧代-N-[(4-三
氟甲基)苯基]-1,2-二氢
喹啉-3-羧酰胺,在酰胺N甲基基团中的
氘富集度至少为70%; 或其与药学上可接受的有机或无机阳离子的盐; 以及制备该化合物的方法。该化合物在治疗中有用,例如用于治疗恶性增生性疾病或自身免疫性疾病。