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Title | Zolpidem EP Impurity E | Ivacaftor Impurity 17 | Carfilzomib (2S,4R)-1,2-Hydroxy-O-Acetate | Acrivastine Impurity 2 | Vilanterol Impurity 12 | Descarbamoyloxy Cefoxitin | Chlordiazepoxide Impurity 2 |
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Description |
Zolpidem EP Impurity E is chemically (2E)-N,N-dimethyl-4-(4-methylphenyl)-4-oxobut-2-enamide (as per EP) ; N,N-Dimethyl-4-oxo-4-(p-tolyl)but-2-enamide (as per USP). 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. |
Ivacaftor Impurity 17 is chemically N-(3-(Tert-butyl)-4-hydroxyphenyl)-4-oxo-1,4-dihydroquinoline-3-carboxamide. 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. |
Carfilzomib (2S,4R)-1,2-Hydroxy-O-Acetate is chemically (4S,7S,10S,13R,15S)-10-benzyl-15-hydroxy-7,13-diisobutyl-15-methyl-1-morpholino-2,5,8,11,14-pentaoxo-4-phenethyl-3,6,9,12-tetraazahexadecan-16-yl acetate. 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. |
Acrivastine Impurity 2 is chemically (E)-1-((3-(1-oxido-6-(3-oxobut-1-en-1-yl)pyridin-2-yl)-3-(p-tolyl)oxiran-2-yl)methyl)pyrrolidine 1-oxide. 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. |
Vilanterol Impurity 12 is chemically Tert-butyl (2-(2,2-dimethyl-4H-benzo[d][1,3]dioxin-6-yl)-2-oxoethyl)carbamate. 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. |
Descarbamoyloxy Cefoxitin is chemically (6R,7S)-7-Methoxy-3-methyl-8-oxo-7-(2-(thiophen-2-yl)acetamido)-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid. 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. |
Chlordiazepoxide Impurity 2 is chemically (7-Chloro-5-phenyl-2,3-dihydro-1H-benzo[e][1,4]diazepin-2-yl)methanamine. 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 | In stock | In stock | In stock |
CAS No | 83192-85-2 | 452339-71-8 | 40514-94-1 | 138729-68-7 | |||
Inv. Status | In Stock | Custom Synthesis | Custom Synthesis | Custom Synthesis | Custom Synthesis | Custom Synthesis | Custom Synthesis |
Mol.F. | C13H15NO2 | C20H20N2O3 | C42H61N5O9 | C23H26N2O4 | C17H23NO5 | C15H16N2O5S2 | C16H16ClN3 |
ISP CAT No | ISP-Z016006 | ISP-I015032 | ISP-A094005 | ISP-V031015 | |||
Mol.Wt. | 217.3 | 336.4 | 780.0 | 394.5 | 321.4 | 368.4 | 285.8 |