Chemistry is traditionally divided into organic and inorganic chemistry. HPLC of Formula: C8H5ClN2, The former is the study of compounds containing at least one carbon-hydrogen bonds.In a patent，Which mentioned a new discovery about 1448-87-9
The invention discloses a quinoxaline-containing 1, 4 – pentadiene – 3 – ketone derivatives, preparation method and application, the general formula (I) are as follows: Wherein R1 Is phenyl, substituted phenyl or substituted aryl heterocyclyl; R is in the quinoxaline structure 5, 6, 7 or 8 position containing more than one hydrogen atom, methoxy, nitro, methyl, trifluoromethyl or halogen atom. The compounds of the invention to liver cancer SMMC – 7721 cell has excellent inhibitory activity, and exhibits a high anti-tumor activity, can be used as potential anti-tumor pharmaceutical use. (by machine translation)
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Reference：
Quinoxaline – Wikipedia,
Quinoxaline | C8H6N468 | ChemSpider