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Catsyn? 2-Hydroxy-5-nitro-4-picoline | CAS 21901-41-7?? ?? ??? ?????. ? ??? C6H6N2O3??, ???? 154.12g/mol??, ??? ????? NLT 98%???.
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Benzoicacid,4,4',4'',4'''-([1,1'-biphenyl]-4,4'-diyldinitrilo)
Tetra (4-pinacyl phenyl) methane
5'-((3,5-Dicarboxyphenyl)ethynyl)-[1,1':3',1''-terphenyl]-4,4''-dicarboxylic acid