Discovery of 6-Chloropyridazine-3-carbonitrile

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35857-89-7, Chemistry is traditionally divided into organic and inorganic chemistry. The former is the study of compounds containing at least one carbon-hydrogen bonds.In a patent£¬Which mentioned a new discovery about 35857-89-7

Pharmaceutical Compositions Comprising Nitrogen-Containing Fused Ring Coumpounds

[Problems] The present invention provides pharmaceutical composition which is effective for the prophylaxis or treatment of pathology showing involvement of uric acid (hyperuricemia, gouty tophus, acute gout arthritis, chronic gout arthritis, gouty kidney, urolithiasis, renal function disorder, coronary arterial disease, ischemic heart disease and the like) and the like, and is superior in the time-course stability and dissolution property (disintegration property). [Solving Means] The pharmaceutical composition of the present invention is a pharmaceutical composition comprising a nitrogen-containing fused ring compound represented by the following formula [1] or a pharmaceutically acceptable salt thereof, and one or more pharmaceutically acceptable additives, wherein the nitrogen-containing fused ring compound or a pharmaceutically acceptable salt thereof is not in contact with a basic additive: wherein each symbol is as described in the specification.

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Reference£º
Pyridazine – Wikipedia,
Pyridazine | C4H4N866 – PubChem