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Title	Febuxostat Impurity 31	Tetrabenazine Impurity 6	Fenbendazole EP Impurity A	Aripiprazole Impurity 46
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Description	Febuxostat Impurity 31 is chemically 4-(4-Methylthiazol-2-yl)phenol. Febuxostat Impurity 31 is supplied with detailed characterization data compliant with regulatory guideline. Febuxostat Impurity 31 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 Febuxostat. The product can be used as reference standards and further traceability against pharmacopeial standards (USP or EP) can be provided based on feasibility. ISP Standards products are for analytical purpose only and not for human use.	Tetrabenazine Impurity 6 is chemically 5-Methyl-3-methylenehexan-2-one, Reduced Compound. Tetrabenazine Impurity 6 is supplied with detailed characterization data compliant with regulatory guideline. Tetrabenazine Impurity 6 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 Tetrabenazine.The product can be used as reference standards and further traceability against pharmacopeial standards (USP or EP) can be provided based on feasibility. ISP Standards products are for analytical purpose only and not for human use.	Fenbendazole EP Impurity A is chemically Methyl (1H-benzimidazol-2-yl)carbamate. Fenbendazole EP Impurity A is supplied with detailed characterization data compliant with regulatory guideline. Fenbendazole EP Impurity A 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 Fenbendazole. The product can be used as reference standards and further traceability against pharmacopeial standards (USP or EP) can be provided based on feasibility. ISP Standards products are for analytical purpose only and not for human use.	Aripiprazole Impurity 46 is chemically 3-(4-(4-(2,3-Dichlorophenyl)piperazin-1-yl)butoxy)aniline. Aripiprazole Impurity 46 is supplied with detailed characterization data compliant with regulatory guideline. Aripiprazole Impurity 46 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 Aripiprazole. The product can be used as reference standards and further traceability against pharmacopeial standards (USP or EP) can be provided based on feasibility. ISP Standards products are for analytical purpose only and not for human use.
Availability	In stock	In stock	In stock	In stock
CAS No	138330-01-5	1187-87-7	10605-21-7	869856-12-2
Inv. Status	Custom Synthesis	Out of Stock	In Stock	Custom Synthesis
Mol.F.	C10H9NOS	C8H14O	C9H9N3O2	C20H25Cl2N3O
ISP CAT No	ISP-F010064	ISP-T022012	ISP-F087004	ISP-A001077
Mol.Wt.	191.2	126.2	191.2	394.3

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