Chemistry is traditionally divided into organic and inorganic chemistry. Formula: C4H6N2O, The former is the study of compounds containing at least one carbon-hydrogen bonds.In a patent，Which mentioned a new discovery about 1072-67-9
A quinolone derivative represented by general formula (1) or a salt thereof, and an antibacterial containing the same, wherein R¹ represents isoxazolyl or isothiazolyl each of which may be substituted; R² represents hydrogen, halogen, lower alkyl, hydroxy, amino or nitro; R³ represents hydrogen or halogen; and Y represents halogen, optionally substituted saturated cyclic amino or H2N-(CH2)m-A-. This compound is useful as an antibacterial, can be used as medicines for humans and animals, drugs for fishes, pesticides and food preservative, and is expected to have an anti-HIV activity.
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Reference：
Isoxazole – Wikipedia,
Isoxazole | C3H3NO – PubChem