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Catsyn? N,N'-bis(naphthalene-2-YL)-N,n'-bis(phenyl)benzidine | CAS 139255-17-7?? ?? ??? ?????. ? ??? C44H32N2??, ???? 588.74g/mol??, ??? ????? NLT 98%???.
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Sodium 4-trifluoromethylbenzoate
(R)-Diphenylprolinol
2-Bromobenzaldehyde diethyl acetal