Penicillin 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.
4-Hydroxy phenoxy methyl penicillin
CAT No: VS-P019038
CAS No: 20880-67-5
Mol.F.: C16H18N2O6S
Mol.Wt.: 366.4
Status: Custom Synthesis
Benzathine Benzyl Penicillin EP Impurity I
CAT No: VS-P019014
CAS No: 31447-86-6
Mol.F.: C14H21KN2O4S. K
Mol.Wt.: 352.5 : 39.1
Status: Custom Synthesis
Benzathine Benzylpenicillin
CAT No: VS-P019007
CAS No: 1538-09-6
Mol.F.: C16H18N2O4S : 1/2(C16H20N2)
Mol.Wt.: 334.4 : 1/2(240.4)
Status: Custom Synthesis
Benzathine Benzylpenicillin EP Impurity A
CAT No: VS-P019008
CAS No: 4152-09-4
Mol.F.: C9H14 N2
Mol.Wt.: 150.2
Status: Custom Synthesis
Benzathine Benzylpenicillin EP Impurity B
CAT No: VS-P019009
CAS No: 103-82-2
Mol.F.: C8H8O2
Mol.Wt.: 136.2
Status: Custom Synthesis
Benzathine Benzylpenicillin EP Impurity C
CAT No: VS-P019010
CAS No: N/A
Mol.F.: C32H38N4O4S
Mol.Wt.: 574.7
Status: Custom Synthesis
Benzathine Benzylpenicillin EP Impurity E
CAT No: VS-P019011
CAS No: 13057-98-2
Mol.F.: C16H20N2O5S
Mol.Wt.: 352.4
Status: Custom Synthesis
Benzathine Benzylpenicillin EP Impurity G
CAT No: VS-P019012
CAS No: 525-91-7
Mol.F.: C16H18N2O5S
Mol.Wt.: 350.4
Status: Custom Synthesis
Benzathine Benzylpenicillin EP Impurity H
CAT No: VS-P019013
CAS No: N/A
Mol.F.: C14H20N2O4S : K
Mol.Wt.: 312.4 : 39.1
Status: Custom Synthesis
Benzathine Benzylpenicillin EP Impurity K
CAT No: VS-P019015
CAS No: N/A
Mol.F.: C48H56N6O8S2
Mol.Wt.: 909.1
Status: Custom Synthesis
Benzathine Diacetate
CAT No: VS-P019006
CAS No: N/A
Mol.F.: C16H20N2 : 2(C2H4O2)
Mol.Wt.: 240.4 : 2(60.1)
Status: Custom Synthesis
Benzyl Penicilloic Acid Mono-Sodium Salt
CAT No: VS-P019017
CAS No: N/A
Mol.F.: C16H19N2O5S : Na
Mol.Wt.: 351.4 : 23.0
Status: Custom Synthesis
Benzylpenicillin (benzathine) tetrahydrate
CAT No: VS-P019031
CAS No: N/A
Mol.F.: C16H20N2 : 2(C16H18N2O4S) : 4H2O
Mol.Wt.: 240.4 : 668.8 : 72.1
Status: Custom Synthesis
Benzylpenicillin CP Impurity G
CAT No: VS-P019021
CAS No: N/A
Mol.F.: C6H11NO3S
Mol.Wt.: 177.2
Status: Custom Synthesis
Benzylpenicillin CP Impurity H
CAT No: VS-P019022
CAS No: 500-98-1
Mol.F.: C10H11NO3
Mol.Wt.: 193.2
Status: Custom Synthesis
Benzylpenicillin CP Impurity I
CAT No: VS-P019023
CAS No: 3264-88-8
Mol.F.: C16H18N2O4S
Mol.Wt.: 334.4
Status: Custom Synthesis
Benzylpenicillin CP Impurity J
CAT No: VS-P019024
CAS No: N/A
Mol.F.: C17H20N2O6S
Mol.Wt.: 380.4
Status: Custom Synthesis
Benzylpenicillin CP Impurity L
CAT No: VS-P019025
CAS No: N/A
Mol.F.: C26H29N3O7S
Mol.Wt.: 527.6
Status: Custom Synthesis
Benzylpenicillin Diethylaminoethyl Ester Hydroiodide
CAT No: VS-P019045
CAS No: 808-71-9
Mol.F.: C22H31N3O4S.HI
Mol.Wt.: 561.48
Status: Custom Synthesis
Benzylpenicillin EP Impurity C Sodium Salt
CAT No: VS-P019018
CAS No: 5985-13-7
Mol.F.: C16H17N2O5S : Na
Mol.Wt.: 349.4 : 23.0
Status: Custom Synthesis
Benzylpenicillin EP(CP) Impurity D
CAT No: VS-P019019
CAS No: 13093-87-3
Mol.F.: C16H18N2O4S
Mol.Wt.: 334.4
Status: Custom Synthesis
Benzylpenicillin EP(CP) Impurity F
CAT No: VS-P019020
CAS No: N/A
Mol.F.: C15H20N2O3S : HCl
Mol.Wt.: 308.4 : 36.5
Status: Custom Synthesis
Benzylpenicillin Impurity 1
CAT No: VS-P019039
CAS No: N/A
Mol.F.: C18H25N3O6S
Mol.Wt.: 411.5
Status: Custom Synthesis
Benzylpenicillin Impurity 2
CAT No: VS-P019040
CAS No: N/A
Mol.F.: C27H28N3O2
Mol.Wt.: 426.5
Status: Custom Synthesis
Benzylpenicillin Impurity 3
CAT No: VS-P019041
CAS No: N/A
Mol.F.: C27H28N3O2
Mol.Wt.: 426.5
Status: Custom Synthesis
Benzylpenicillin Impurity 4
CAT No: VS-P019042
CAS No: N/A
Mol.F.: C19H24N2O7S
Mol.Wt.: 424.5
Status: Custom Synthesis
Benzylpenicillin Impurity 5
CAT No: VS-P019043
CAS No: N/A
Mol.F.: C28H40N2O16S
Mol.Wt.: 692.7
Status: Custom Synthesis
Benzylpenicillin Impurity 6
CAT No: VS-P019044
CAS No: N/A
Mol.F.: C27H28N3O2
Mol.Wt.: 426.5
Status: Custom Synthesis
Benzylpenicillin sodium
CAT No: VS-P019033
CAS No: 69-57-8
Mol.F.: C16H17N2NaO4S
Mol.Wt.: 356.4
Status: Custom Synthesis
Benzylpenicillins G (Benzathine)
CAT No: VS-P019034
CAS No: N/A
Mol.F.: C32H38N4O4S
Mol.Wt.: 574.7
Status: Custom Synthesis
Isopenillic acid
CAT No: VS-P019035
CAS No: 90962-63-3
Mol.F.: C16H18N2O4S
Mol.Wt.: 334.4
Status: Custom Synthesis
Monomethyl Benzylpenicilloate
CAT No: VS-P019029
CAS No: 59054-27-2
Mol.F.: C17H22N2O5S
Mol.Wt.: 366.4
Status: Custom Synthesis
Penicillenic Acid
CAT No: VS-P019027
CAS No: 10250-99-4
Mol.F.: C10H13NO4S
Mol.Wt.: 243.3
Status: Custom Synthesis
Penicillic Acid
CAT No: VS-P019026
CAS No: 90-65-3
Mol.F.: C8H10O4
Mol.Wt.: 170.2
Status: Custom Synthesis
Penicillin
CAT No: VS-P019000
CAS No: 87-08-1
Mol.F.: C16H18N2O5S
Mol.Wt.: 350.4
Status: Custom Synthesis
Penicillin G Procaine
CAT No: VS-P019016
CAS No: 6130-64-9
Mol.F.: C16H18N2O4S : C13H20N2O2
Mol.Wt.: 334.4 : 236.3
Status: Custom Synthesis
Penicilloic acids of penicillin G
CAT No: VS-P019036
CAS No: N/A
Mol.F.: C16H20N2O5S
Mol.Wt.: 352.4
Status: Custom Synthesis
Phenoxymethylpenicillin EP Impurity B
CAT No: VS-P019002
CAS No: 122-59-8
Mol.F.: C8H8O3
Mol.Wt.: 152.2
Status: Custom Synthesis
Phenoxymethylpenicillin EP Impurity E
CAT No: VS-P019004
CAS No: N/A
Mol.F.: C16H20N2O6S
Mol.Wt.: 368.4
Status: Custom Synthesis
Phenoxymethylpenicillin EP Impurity F HCl
CAT No: VS-P019005
CAS No: N/A
Mol.F.: C15H20N2O4S : HCl
Mol.Wt.: 324.4 : 36.5
Status: Custom Synthesis
phenoxymethylpenicillin potassium
CAT No: VS-P019032
CAS No: 132-98-9
Mol.F.: C16H17KN2O5S
Mol.Wt.: 388.5
Status: Custom Synthesis
Phenoxymethylpenicillin Potassium Impurity A
CAT No: VS-P019001
CAS No: 113-98-4
Mol.F.: C16H18N2O4S : K
Mol.Wt.: 334.4 : 39.1
Status: Custom Synthesis
Phenoxymethylpenicillin Potassium Impurity G
CAT No: VS-P019037
CAS No: N/A
Mol.F.: C32H38N4O5S
Mol.Wt.: 590.7
Status: Custom Synthesis
Phenoxymethylpenicillin Sodium EP Impurity D
CAT No: VS-P019003
CAS No: 1643662-86-5
Mol.F.: C16H17N2NaO6S
Mol.Wt.: 388.4
Status: Custom Synthesis
Phenoxymethylpenillic Acid Dimethyl Ester
CAT No: VS-P019028
CAS No: 27190-68-7
Mol.F.: C18H22N2O5S
Mol.Wt.: 378.4
Status: Custom Synthesis
