Cefprozil Monohydrate 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.
Cefprozil
CAT No: VS-C053023
CAS No: 92665-29-7
Mol.F.: C18H19N3O5S
Mol.Wt.: 389.4
Status: Custom Synthesis
Cefprozil (E)-Isomer
CAT No: VS-C053017
CAS No: 92676-86-3
Mol.F.: C18H19N3O5S
Mol.Wt.: 389.4
Status: Custom Synthesis
Cefprozil (E)-Isomer (H2O)
CAT No: VS-C053043
CAS No: 111900-24-4
Mol.F.: C18H21N3O6S
Mol.Wt.: 407.44
Status: In Stock
Cefprozil (Z)-Isomer
CAT No: VS-C053016
CAS No: 121412-77-9
Mol.F.: C18H19N3O5S
Mol.Wt.: 389.4
Status: Custom Synthesis
Cefprozil (Z)-Isomer (H2O)
CAT No: VS-C053042
CAS No: 114876-72-1
Mol.F.: C18H21N3O6S
Mol.Wt.: 407.44
Status: In Stock
Cefprozil (Z)-Isomer Hydrochloride
CAT No: VS-C053038
CAS No: 2248550-04-9
Mol.F.: C18H19N3O5S : HCl
Mol.Wt.: 389.4 : 36.5
Status: Custom Synthesis
Cefprozil (Z)-Isomer Sodium salt
CAT No: VS-C053037
CAS No: 92694-60-5
Mol.F.: C18H19N3O5S : Na
Mol.Wt.: 389.4 : 23.0
Status: Custom Synthesis
Cefprozil Delta-3 Isomer
CAT No: VS-C053015
CAS No: 1000980-59-5
Mol.F.: C18H19N3O5S
Mol.Wt.: 389.4
Status: Custom Synthesis
Cefprozil EP Impurity A Hydrochloride
CAT No: VS-C053026
CAS No: 52067-90-0
Mol.F.: C8H9NO3 : HCl
Mol.Wt.: 167.2 : 36.5
Status: Custom Synthesis
Cefprozil EP Impurity A Potassium salt
CAT No: VS-C053025
CAS No: 71839-16-2
Mol.F.: C8H9NO3 : K
Mol.Wt.: 167.2 : 39.1
Status: Custom Synthesis
Cefprozil EP Impurity A Sodium salt
CAT No: VS-C053024
CAS No: 55361-61-0
Mol.F.: C8H9NO3 : Na
Mol.Wt.: 167.2 : 23.0
Status: Custom Synthesis
Cefprozil EP Impurity A Sulfate salt
CAT No: VS-C053027
CAS No: 170690-13-8
Mol.F.: C8H9NO3 : H2SO4
Mol.Wt.: 167.2 : 98.1
Status: Custom Synthesis
Cefprozil EP Impurity B Hydrochloride
CAT No: VS-C053031
CAS No: 78144-01-1
Mol.F.: C16H17N3O5S : HCl
Mol.Wt.: 363.4 : 36.5
Status: Custom Synthesis
Cefprozil EP Impurity B Potassium salt
CAT No: VS-C053029
CAS No: 852474-72-7
Mol.F.: C16H17N3O5S : K
Mol.Wt.: 363.4 : 39.1
Status: Custom Synthesis
Cefprozil EP Impurity B Sodium salt
CAT No: VS-C053028
CAS No: 42284-83-3
Mol.F.: C16H17N3O5S : Na
Mol.Wt.: 363.4 : 23.0
Status: Custom Synthesis
Cefprozil EP Impurity B Sulfate salt
CAT No: VS-C053030
CAS No: 1209009-15-3
Mol.F.: C16H17N3O5S : H2SO4
Mol.Wt.: 363.4 : 98.1
Status: Custom Synthesis
Cefprozil EP Impurity D Hydrochloride
CAT No: VS-C053033
CAS No: 106455-66-7
Mol.F.: C10H12N2O3S : HCl
Mol.Wt.: 240.3 : 36.5
Status: Custom Synthesis
Cefprozil EP Impurity D Potassium salt
CAT No: VS-C053032
CAS No: 151413-33-1
Mol.F.: C10H12N2O3S : K
Mol.Wt.: 240.3 : 39.1
Status: Custom Synthesis
Cefprozil EP Impurity F Hydrochloride
CAT No: VS-C053034
CAS No: 141140-39-8
Mol.F.: C10H12N2O3S : HCl
Mol.Wt.: 240.3 : 36.5
Status: Custom Synthesis
Cefprozil EP Impurity F Potassium salt
CAT No: VS-C053035
CAS No: 151413-34-2
Mol.F.: C10H12N2O3S : K
Mol.Wt.: 240.3 : 39.1
Status: Custom Synthesis
Cefprozil EP Impurity L Hydrochloride
CAT No: VS-C053036
CAS No: 245045-05-0
Mol.F.: C10H13NO4 : HCl
Mol.Wt.: 211.2 : 36.5
Status: Custom Synthesis
Cefprozil L-Epimer
CAT No: VS-C053039
CAS No: 110764-35-7
Mol.F.: C18H19N3O5S
Mol.Wt.: 389.4
Status: Custom Synthesis
Cefprozil Monohydrate
CAT No: VS-C053000
CAS No: 121123-17-9
Mol.F.: C18H19N3O5S : H2O
Mol.Wt.: 389.4 : 18.0
Status: Custom Synthesis
Cefprozil Monohydrate EP Impurity A
CAT No: VS-C053001
CAS No: 22818-40-2
Mol.F.: C8H9NO3
Mol.Wt.: 167.2
Status: Custom Synthesis
Cefprozil Monohydrate EP Impurity B
CAT No: VS-C053002
CAS No: 50370-12-2
Mol.F.: C16H17N3O5S
Mol.Wt.: 363.4
Status: Custom Synthesis
Cefprozil Monohydrate EP Impurity C
CAT No: VS-C053003
CAS No: 147103-93-3
Mol.F.: C11H11N3O3
Mol.Wt.: 233.2
Status: In Stock
Cefprozil Monohydrate EP Impurity D
CAT No: VS-C053004
CAS No: 106447-44-3
Mol.F.: C10H12N2O3S
Mol.Wt.: 240.3
Status: Custom Synthesis
Cefprozil Monohydrate EP Impurity E
CAT No: VS-C053005
CAS No: N/A
Mol.F.: C26H26N4O7S
Mol.Wt.: 538.6
Status: Custom Synthesis
Cefprozil Monohydrate EP Impurity F
CAT No: VS-C053006
CAS No: 107937-01-9
Mol.F.: C10H12N2O3S
Mol.Wt.: 240.3
Status: Custom Synthesis
Cefprozil Monohydrate EP Impurity G
CAT No: VS-C053007
CAS No: N/A
Mol.F.: C18H21N3O6S
Mol.Wt.: 407.4
Status: Custom Synthesis
Cefprozil Monohydrate EP Impurity H
CAT No: VS-C053008
CAS No: N/A
Mol.F.: C26H26N4O7S
Mol.Wt.: 538.6
Status: Custom Synthesis
Cefprozil Monohydrate EP Impurity I
CAT No: VS-C053009
CAS No: N/A
Mol.F.: C18H21N3O6S
Mol.Wt.: 407.4
Status: Custom Synthesis
Cefprozil Monohydrate EP Impurity J
CAT No: VS-C053010
CAS No: N/A
Mol.F.: C26H26N4O7S
Mol.Wt.: 538.6
Status: Custom Synthesis
Cefprozil Monohydrate EP Impurity K
CAT No: VS-C053011
CAS No: N/A
Mol.F.: C18H19N3O5S
Mol.Wt.: 389.4
Status: Custom Synthesis
Cefprozil Monohydrate EP Impurity L
CAT No: VS-C053012
CAS No: 203007-73-2
Mol.F.: C10H13NO4
Mol.Wt.: 211.2
Status: Custom Synthesis
Cefprozil Monohydrate EP Impurity M
CAT No: VS-C053013
CAS No: 1605314-84-8
Mol.F.: C21H23N3O7S
Mol.Wt.: 461.5
Status: Custom Synthesis
Cefprozil Monohydrate EP Impurity N
CAT No: VS-C053014
CAS No: 1605314-85-9
Mol.F.: C21H23N3O7S
Mol.Wt.: 461.5
Status: Custom Synthesis
Cefprozil amide
CAT No: VS-C053019
CAS No: N/A
Mol.F.: C26H26N4O7S
Mol.Wt.: 538.6
Status: Custom Synthesis
Cefprozil Dimer
CAT No: VS-C053020
CAS No: N/A
Mol.F.: C36H36N6O9S2
Mol.Wt.: 760.8
Status: Custom Synthesis
Cefprozil Impurity CPZRC-4
CAT No: VS-C053021
CAS No: N/A
Mol.F.: C21H23N3O7S
Mol.Wt.: 461.5
Status: Custom Synthesis
Cefprozil Impurity CPZRC-5
CAT No: VS-C053022
CAS No: N/A
Mol.F.: C26H26N4O7S
Mol.Wt.: 538.6
Status: Custom Synthesis
Hydroxyphenyldiketopiperazine lactone
CAT No: VS-C053041
CAS No: N/A
Mol.F.: C18H19N3O5S
Mol.Wt.: 389.4
Status: Custom Synthesis
Methoxy Cefadroxil
CAT No: VS-C053018
CAS No: N/A
Mol.F.: C17H19N3O6S
Mol.Wt.: 393.4
Status: Custom Synthesis
O-Acyl Cefprozil
CAT No: VS-C053040
CAS No: N/A
Mol.F.: C26H26N4O7S
Mol.Wt.: 538.6
Status: Custom Synthesis
