Chemical Name        : N-(2,4-Di-tert-butyl-5-hydroxyphenyl)-4-oxo-1,4-dihydroquinoline-3-

                                       carboxamide

CAS Number            : 873054-44-5

Molecular Weight        : 392.49 g/mol

Molecular Formula  : C₂₄H₂₈N₂O₃

_{INTERMEDIATE 1}

Chemical Name        : 5-Amino-2,4-di-tert-butylphenol

CAS Number            : 873055-58-4

Molecular Weight        : 221.34 g/mol

Molecular Formula  : C₁₄H₂₃NO

_{INTERMEDIATE 2}

Chemical Name        : 5-Amino-2,4-di-tert-butylphenol hydrochloride

CAS Number            : 1777786-05-6

Molecular Weight        : 257.79 g/mol

Molecular Formula  : C₁₄H₂₄NOCl

_{INTERMEDIATE 3}

Chemical Name        : 4-oxo-1,4-dihydroquinoline-3-carboxylic  acid

CAS Number            : 13721-01-2

Molecular Weight        : 189.17 g/mol.

Molecular Formula  : C₁₀H₇NO₃