Trazodone Impurity

Trazodone Impurity

1.Impurity Name: Trazodone Impurity A
Chemical Name: 2-{3-[4-(3-chlorophenyl)piperazin-1-yl]propyl}[1,2,4]triazolo[4,3-a]pyridin-3(2H)-one N-oxide
Molecular Formula a C19H23ClN5O2
Molecular Weight a 388.87
2.Impurity Name: Trazodone Impurity B
Chemical Name: 2-(3-(4-phenylpiperazin-1-yl)propyl)-[1,2,4]triazolo[4,3-a]pyridin-3(2H)-one
Molecular Formula a C19H23N5O
Molecular Weight a 337.42
3.Impurity Name: Trazodone Impurity C
Chemical Name: 2-(3-(4-(4-chlorophenyl)piperazin-1-yl)propyl)-[1,2,4]triazolo[4,3-a]pyridin-3(2H)-one
Molecular Formula a C19H22ClN5O
Molecular Weight a 371.86
4.Impurity Name: Trazodone Impurity D
Chemical Name: 2-(3-(4-(3-bromophenyl)piperazin-1-yl)propyl)-[1,2,4]triazolo[4,3-a]pyridin-3(2H)-one
Molecular Formula a C19H22BrN5O
Molecular Weight a 416.31
5.Impurity Name: Trazodone Impurity F
Chemical Name: 1-(3-chlorophenyl)-4-(3-chloropropyl)piperazine hydrochloride
Molecular Formula a C13H19Cl3N2
Molecular Weight a 309.66 salt (273 free base)

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