Trimetazidine for system suitability |
Imp. A (EP) as Dihydrochloride: 1-(3,4,5- Trimethoxybenzyl)piperazine Dihydrochloride |
Imp. B (EP): 1,4-Bis(2,3,4-trimethoxy- benzyl)piperazine |
Imp. C (EP): 2,3,4-Trimethoxybenzaldehyde |
Imp. D (EP): (2,3,4-Trimethoxyphenyl)methanol |
Imp. E (EP) as Dihydrochloride: 1-(2,4,5- Trimethoxybenzyl)piperazine Dihydrochloride |
Imp. F (EP) as Dihydrochloride: 1-(2,4,6-Tri- methoxybenzyl)piperazine Dihydrochloride |
Imp. G (EP) as Hexahydrate: Piperazine Hexahydrate |
Imp. H (EP): Ethyl 4-(2,3,4-Trimethoxybenzyl)- piperazine-1-carboxylate |
1-Formyl-4-(2,3,4-trimethoxybenzyl)piperazine Hydrochloride |