Quinapril EP Impurity D | CAS 103733-49-9 - Request Quote

Quinapril EP Impurity D is chemically Ethyl (2S)-2-[(3S,11aS)-3-methyl-1,4-dioxo-1,3,4,6,11,11a-hexahydro-2H-pyrazino[1,2-b]isoquinolin-2-yl]-4-phenylbutanoate (as per EP) ; Ethyl [3S-[(2R*), 3a, 11ab]]-1,3,4,6,11,11a-hexahydro-3-methyl-1,4-dioxo-a-(2-phenylethyl)-2H-pyrazino[1,2-b]isoquinoline-2-acetate (as per USP). It is also known as Quinapril USP Related Compound A ; Quinapril Diketopiperazine. Quinapril EP Impurity D is supplied with detailed characterization data compliant with regulatory guideline. Quinapril EP Impurity D can be used for the analytical method development, method validation (AMV), Quality Controlled (QC) application for Abbreviated New Drug Application (ANDA) or during commercial production of Quinapril.

The product can be used as reference standards and further traceability against pharmacopeial standards (USP or EP) can be provided based on feasibility. SynZeal products are for analytical purpose only and not for human use.