Cefoperazone Related Products 
Venkatasai is a leading innovator in the field of pharmaceutical reference standards, offering high-quality Reference Standards of Abacavir, including both pharmacopeial and non-pharmacopeial impurities, metabolites, stable isotope-labeled compounds, and nitrosamines (N-NO products). Our Abacavir impurity reference standards play a vital role in pharmaceutical research, supporting product development, ANDA and DMF filings, quality control (QC), method validation, and stability studies. They are also instrumental in identifying unknown impurities and evaluating genotoxic potential. All Abacavir-related products are thoroughly characterized and supplied with comprehensive Certificates of Analysis (COA) and analytical data that comply with regulatory standards. EP/USP traceable standards can also be provided upon request. Furthermore, all supplied products undergo periodic re-testing to ensure continued quality and reliability.
Cefoperazone
CAT No: VS-C047000
CAS No: 62893-19-0
Mol.F.: C25H27N9O8S2
Mol.Wt.: 645.7
Status: Custom Synthesis
Cefoperazone EP Impurity A
CAT No: VS-C047004
CAS No: 73240-08-1
Mol.F.: C23H23N5O8S
Mol.Wt.: 529.6
Status: Custom Synthesis
Cefoperazone EP Impurity B
CAT No: VS-C047005
CAS No: 711598-76-4
Mol.F.: C25H27N9O8S2
Mol.Wt.: 645.7
Status: Custom Synthesis
Cefoperazone EP Impurity B (Sodium salt)
CAT No: VS-C047006
CAS No: 127923-94-8
Mol.F.: C25H27N9O8S2 : Na
Mol.Wt.: 645.7 : 23.0
Status: Custom Synthesis
Cefoperazone EP Impurity C
CAT No: VS-C047007
CAS No: 13183-79-4
Mol.F.: C2H4N4S
Mol.Wt.: 116.2
Status: Custom Synthesis
Cefoperazone EP Impurity C (Potassium salt)
CAT No: VS-C047009
CAS No: 62557-28-2
Mol.F.: C2H4N4S : K
Mol.Wt.: 116.1 : 39.1
Status: Custom Synthesis
Cefoperazone EP Impurity C (Sodium salt)
CAT No: VS-C047008
CAS No: 51138-06-8
Mol.F.: C2H4N4S : Na
Mol.Wt.: 116.1 : 23.0
Status: Custom Synthesis
Cefoperazone EP Impurity D
CAT No: VS-C047010
CAS No: 37539-03-0
Mol.F.: C10H11N5O3S2
Mol.Wt.: 313.4
Status: Custom Synthesis
Cefoperazone EP Impurity D (HCl salt)
CAT No: VS-C047011
CAS No: 1184179-35-8
Mol.F.: C10H11N5O3S2 : HCl
Mol.Wt.: 313.4 : 36.5
Status: Custom Synthesis
Cefoperazone EP Impurity E
CAT No: VS-C047012
CAS No: 957-68-6
Mol.F.: C10H12N2O5S
Mol.Wt.: 272.3
Status: Custom Synthesis
Cefoperazone EP Impurity E (HCl salt)
CAT No: VS-C047013
CAS No: 57399-61-8
Mol.F.: C10H12N2O5S : HCl
Mol.Wt.: 272.3 : 36.5
Status: Custom Synthesis
Cefoperazone EP Impurity E (Potassium salt)
CAT No: VS-C047015
CAS No: 53064-81-6
Mol.F.: C10H12N2O5S : K
Mol.Wt.: 272.3 : 39.1
Status: Custom Synthesis
Cefoperazone EP Impurity E (Sodium salt)
CAT No: VS-C047014
CAS No: 40994-22-7
Mol.F.: C10H12N2O5S : Na
Mol.Wt.: 272.3 : 23.0
Status: Custom Synthesis
Cefoperazone EP Impurity F
CAT No: VS-C047016
CAS No: 1315481-36-7
Mol.F.: C25H29N9O8S2
Mol.Wt.: 647.7
Status: Custom Synthesis
Cefoperazone Hydrochloride
CAT No: VS-C047002
CAS No: 1384378-47-5
Mol.F.: C25H27N9O8S2 : HCl
Mol.Wt.: 645.7 : 36.5
Status: Custom Synthesis
Cefoperazone Impurity 1
CAT No: VS-C047017
CAS No: 59703-00-3
Mol.F.: C7H9ClN2O3
Mol.Wt.: 204.61
Status: Custom Synthesis
Cefoperazone Impurity 10
CAT No: VS-C047027
CAS No: N/A
Mol.F.: C23H25N5O9S
Mol.Wt.: 547.5
Status: Custom Synthesis
Cefoperazone Impurity 11
CAT No: VS-C047028
CAS No: 73240-09-2
Mol.F.: C23H25N5O9S
Mol.Wt.: 547.5
Status: Custom Synthesis
Cefoperazone Impurity 12
CAT No: VS-C047029
CAS No: N/A
Mol.F.: C23H25N5O9S
Mol.Wt.: 547.5
Status: Custom Synthesis
Cefoperazone Impurity 13
CAT No: VS-C047030
CAS No: N/A
Mol.F.: C25H29N9O9S2
Mol.Wt.: 663.7
Status: Custom Synthesis
Cefoperazone Impurity 2
CAT No: VS-C047018
CAS No: 62893-24-7
Mol.F.: C15H17N3O6
Mol.Wt.: 335.32
Status: Custom Synthesis
Cefoperazone Impurity 2 (Potassium salt)
CAT No: VS-C047020
CAS No: 2267303-82-0
Mol.F.: C15H17N3O6 : K
Mol.Wt.: 335.3 : 39.1
Status: Custom Synthesis
Cefoperazone Impurity 2 (Sodium salt)
CAT No: VS-C047019
CAS No: 82778-05-0
Mol.F.: C15H17N3O6 : Na
Mol.Wt.: 335.3 : 23.0
Status: Custom Synthesis
Cefoperazone Impurity 4
CAT No: VS-C047021
CAS No: 1416704-15-8
Mol.F.: C7H10N2O4
Mol.Wt.: 186.17
Status: Custom Synthesis
Cefoperazone Impurity 5
CAT No: VS-C047022
CAS No: N/A
Mol.F.: C24H25N5O8S2
Mol.Wt.: 575.62
Status: Custom Synthesis
Cefoperazone Impurity 6
CAT No: VS-C047023
CAS No: N/A
Mol.F.: C23H25N5O8S
Mol.Wt.: 531.55
Status: Custom Synthesis
Cefoperazone Impurity 7
CAT No: VS-C047024
CAS No: N/A
Mol.F.: C9H11N5OS2
Mol.Wt.: 269.35
Status: Custom Synthesis
Cefoperazone Impurity 8
CAT No: VS-C047025
CAS No: 1204325-21-2
Mol.F.: C16H21BN4O7
Mol.Wt.: 392.18
Status: Custom Synthesis
Cefoperazone Impurity 9
CAT No: VS-C047026
CAS No: N/A
Mol.F.: C23H25N5O8S2
Mol.Wt.: 563.6
Status: Custom Synthesis
Cefoperazone Sodium
CAT No: VS-C047001
CAS No: 62893-20-3
Mol.F.: C25H27N9O8S2 : Na
Mol.Wt.: 645.7 : 23.0
Status: Custom Synthesis
Cefoperazone Sulfate
CAT No: VS-C047003
CAS No: 2415371-88-7
Mol.F.: C25H27N9O8S2 : H2SO4
Mol.Wt.: 645.7 : 98.1
Status: Custom Synthesis
