Milbemycin EP Impurity E | CAS 86691-97-6 - Request Quote

Milbemycin EP Impurity E is chemically (2aE,2′R,2a1S,4E,5′S,6R,6′R,8E,11R,15S,17aR,20aS)-6′-ethyl-2a1-hydroxy-5′,6,8,19-tetramethyl-2a1,3′,4′,5′,6,6′,7,10,11,14,15,17a,20,20a-tetradecahydrospiro[2H,17′-11,15-methanofuro[4,3,2-pq][2,6]benzodioxacyclooctadecine-13,2′-pyran]-17,20-dione (as per EP) ; (1′R,2R,4′S,5S,6R,8′R,10′E,13′R,14′E,16′E,20′S,24′S)-6-Ethyl-24′-hydroxy-5,11′,13′,22′-tetramethyl-3,4,5,6-tetrahydrospiro[pyran-2,6′-[3,7,19]trioxatetracyclo[15.6.1.14,8.020,24]pentacosa[10,14,16,22]tetraene]-2′,21′-dione (as per USP). It is also known as 20-Oxomilbemycin A4 (EP) ; Milbemycin A4 keto form (USP). Milbemycin EP Impurity E is supplied with detailed characterization data compliant with regulatory guideline. Milbemycin EP Impurity E 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 Milbemycin.

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.