Chemistry is traditionally divided into organic and inorganic chemistry. Safety of Quinoxaline-6-carbaldehyde, The former is the study of compounds containing at least one carbon-hydrogen bonds.In a patent，Which mentioned a new discovery about 130345-50-5
6-O-Carbamoyl ketolide antibacterials of the formula: wherein R1, R2, R3, R4, R5, R6, X, X?, Y, and Y? are as described herein and in which the substituents have the meaning indicated in the description. These compounds are useful as antibacterial agents.
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Reference：
Quinoxaline – Wikipedia,
Quinoxaline | C8H6N213 | ChemSpider