Chemical Name        : (±)-4’-[(7- chloro-2,3,4,5-tetrahydro-5-hydroxy-1H-1-benzazepin-1-yl)

                                     carbonyl]-o- tolu-m-toluidide (API Pharma grade)

CAS Number            :  150683-30-0

Molecular Weight        :  448.9

Molecular Formula  : C₂₆H₂₅ClN₂O₃

_{INTERMEDIATE 1}

Chemical Name        : 7-Chloro-1,2,3,4-tetrahydrobenzo [b]azepin-5-one

CAS Number            :  160129-45-3

Molecular Weight        :  195.6

Molecular Formula  : C₁₀H₁₀ClNO

_{INTERMEDIATE 2}

Chemical Name        : 7-Chloro-1,2,3,4-tetrahydro-1-(2-methyl-4-nitrobenzoyl)-5H-1-

                                     benzazepin-5-one

CAS Number            :  137982-91-3

Molecular Weight        : 358.7

Molecular Formula  : C₁₈H₁₅ClN₂O₄

_{INTERMEDIATE 3}

Chemical Name        : 1,2,3,4-Tetrahydro-1-(4-amino-2-methylbenzoyl)-7-chloro-5H-1-

                                     benzazepin-5-one 

CAS Number            :  137977-97-0

Molecular Weight        : 328.8

Molecular Formula  : C₁₈H₁₇ClN₂O₂

_{INTERMEDIATE 4}

Chemical Name        : N-[4-[(7-Chloro-2,3,4,5-tetrahydro-5-oxo-1H-1-benzazepin-

                                     1-yl)carbonyl]-3-methylphenyl]-2-methylbenzamide

CAS Number            : 137973-76-3

Molecular Weight        : 446.9

Molecular Formula  : C₂₆H₂₃ClN₂O₃