Ampicillin 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.
Ampicillin EP Impurity A
CAT No: VS-A064002
CAS No: 551-16-6
Mol.F.: C8H12N2O3S
Mol.Wt.: 216.3
Status: Custom Synthesis
Ampicillin EP Impurity A Calcium salt
CAT No: VS-A064004
CAS No: 35195-89-2
Mol.F.: C8H12N2O3S : 1/2Ca
Mol.Wt.: 216.3 : 1/2(40.1)
Status: Custom Synthesis
Ampicillin EP Impurity A Hydrochloride
CAT No: VS-A064005
CAS No: 57218-58-3
Mol.F.: C8H12N2O3S : HCl
Mol.Wt.: 216.3 : 36.5
Status: Custom Synthesis
Ampicillin EP Impurity A Sodium salt
CAT No: VS-A064003
CAS No: 1203-85-6
Mol.F.: C8H12N2O3S : Na
Mol.Wt.: 216.3 : 23.0
Status: Custom Synthesis
Ampicillin EP Impurity B
CAT No: VS-A064006
CAS No: 19379-33-0
Mol.F.: C16H19N3O4S
Mol.Wt.: 349.4
Status: Custom Synthesis
Ampicillin EP Impurity B Sodium salt
CAT No: VS-A064007
CAS No: 2238812-60-5
Mol.F.: C16H19N3O4S : Na
Mol.Wt.: 349.4 : 23.0
Status: Custom Synthesis
Ampicillin EP Impurity C
CAT No: VS-A064008
CAS No: N/A
Mol.F.: C16H19N3O4S
Mol.Wt.: 349.4
Status: Custom Synthesis
Ampicillin EP Impurity C (Mixture Of Diastereomers)
CAT No: VS-A064048
CAS No: 49841-96-5
Mol.F.: C16H19N3O4S
Mol.Wt.: 349.41
Status: In Stock
Ampicillin EP Impurity D
CAT No: VS-A064009
CAS No: 32746-94-4
Mol.F.: C16H21N3O5S
Mol.Wt.: 367.4
Status: Custom Synthesis
Ampicillin EP Impurity D Sodium salt
CAT No: VS-A064010
CAS No: 63492-99-9
Mol.F.: C16H21N3O5S : Na
Mol.Wt.: 367.4 : 23.0
Status: Custom Synthesis
Ampicillin EP Impurity E
CAT No: VS-A064011
CAS No: 1207726-28-0
Mol.F.: C24H26N4O5S
Mol.Wt.: 482.6
Status: Custom Synthesis
Ampicillin EP Impurity F
CAT No: VS-A064012
CAS No: 124774-48-7
Mol.F.: C15H21N3O3S
Mol.Wt.: 323.4
Status: Custom Synthesis
Ampicillin EP Impurity G
CAT No: VS-A064013
CAS No: 31485-02-6
Mol.F.: C16H14N2O2
Mol.Wt.: 266.3
Status: Custom Synthesis
Ampicillin EP Impurity H
CAT No: VS-A064014
CAS No: 73200-73-4
Mol.F.: C10H8N2O
Mol.Wt.: 172.2
Status: Custom Synthesis
Ampicillin EP Impurity I HCl
CAT No: VS-A064016
CAS No: N/A
Mol.F.: C24H26N4O5S : HCl
Mol.Wt.: 482.6 : 36.5
Status: Custom Synthesis
Ampicillin EP Impurity I
CAT No: VS-A064015
CAS No: 10001-82-8
Mol.F.: C24H26N4O5S
Mol.Wt.: 482.6
Status: Custom Synthesis
Ampicillin EP Impurity J
CAT No: VS-A064017
CAS No: 6489-58-3
Mol.F.: C13H20N2O4S
Mol.Wt.: 300.4
Status: Custom Synthesis
Ampicillin EP Impurity J Potassium salt
CAT No: VS-A064019
CAS No: 50547-66-5
Mol.F.: C13H20N2O4S : K
Mol.Wt.: 300.4 : 39.1
Status: Custom Synthesis
Ampicillin EP Impurity J Sodium salt
CAT No: VS-A064018
CAS No: 20520-33-6
Mol.F.: C13H20N2O4S : Na
Mol.Wt.: 300.4 : 23.0
Status: Custom Synthesis
Ampicillin EP Impurity K
CAT No: VS-A064020
CAS No: 40610-41-1
Mol.F.: C13H17NO3
Mol.Wt.: 235.3
Status: In Stock
Ampicillin EP Impurity L
CAT No: VS-A064021
CAS No: 875-74-1
Mol.F.: C8H9NO2
Mol.Wt.: 151.2
Status: In Stock
Ampicillin EP Impurity L Hydrochloride
CAT No: VS-A064022
CAS No: 25705-52-6
Mol.F.: C8H9NO2 : HCl
Mol.Wt.: 151.2 : 36.5
Status: Custom Synthesis
Ampicillin EP Impurity L Potassium salt
CAT No: VS-A064024
CAS No: 37661-32-8
Mol.F.: C8H9NO2 : K
Mol.Wt.: 151.2 : 39.1
Status: Custom Synthesis
Ampicillin EP Impurity L Sodium salt
CAT No: VS-A064023
CAS No: 56337-83-8
Mol.F.: C8H9NO2 : Na
Mol.Wt.: 151.2 : 23.0
Status: Custom Synthesis
Ampicillin EP Impurity M
CAT No: VS-A064025
CAS No: 62326-82-3
Mol.F.: C32H38N6O8S2
Mol.Wt.: 698.8
Status: Custom Synthesis
Ampicillin EP Impurity M Disodium salt
CAT No: VS-A064026
CAS No: 94730-51-5
Mol.F.: C32H38N6O8S2 : 2(Na)
Mol.Wt.: 698.8 : 2(23.0)
Status: Custom Synthesis
Ampicillin EP Impurity N (Dimer)
CAT No: VS-A064027
CAS No: N/A
Mol.F.: C32H40N6O9S2 : 3Na
Mol.Wt.: 716.8 : 3(23.0)
Status: Custom Synthesis
Ampicillin EP Impurity N (Trimer)
CAT No: VS-A064028
CAS No: N/A
Mol.F.: C48H59N9O13S3 : 4(Na)
Mol.Wt.: 1066.2 : 4(23.0)
Status: Custom Synthesis
Ampicillin oligomer 1 (trimer)
CAT No: VS-A064038
CAS No: 114977-84-3
Mol.F.: C48H57N9O12S3
Mol.Wt.: 1048.2
Status: Custom Synthesis
Ampicillin Oligomer 1 (trimer) Sodium salt
CAT No: VS-A064030
CAS No: 94659-48-0
Mol.F.: C48H57N9O12S3 : 3Na
Mol.Wt.: 1048.2 : 3(23.0)
Status: Custom Synthesis
Ampicillin Open ring dimer
CAT No: VS-A064035
CAS No: N/A
Mol.F.: C31H40N6O7S2 : 2Na
Mol.Wt.: 672.8 : 2(23.0)
Status: Custom Synthesis
Ampicillin Related Compound 1
CAT No: VS-A064029
CAS No: 142975-48-2
Mol.F.: C11H10N2O3
Mol.Wt.: 218.2
Status: Custom Synthesis
Ampicillin Sodium salt
CAT No: VS-A064000
CAS No: 69-52-3
Mol.F.: C16H19N3O4S : Na
Mol.Wt.: 349.4 : 23.0
Status: In Stock
Ampicillin Trihydrate
CAT No: VS-A064001
CAS No: 7177-48-2
Mol.F.: C16H19N3O4S : 3H2O
Mol.Wt.: 349.4 : 3(18.0)
Status: Custom Synthesis
Ampicillin Trihydrate Impurity N
CAT No: VS-A064037
CAS No: N/A
Mol.F.: C16H19N3O4S
Mol.Wt.: 349.4
Status: Custom Synthesis
Ampicillin Oligomer 2
CAT No: VS-A064045
CAS No: 1207725-82-3
Mol.F.: C32H40N6O9S2
Mol.Wt.: 716.8
Status: Custom Synthesis
Cephradine
CAT No: VS-A064044
CAS No: 38821-53-3
Mol.F.: C16H19N3O4S
Mol.Wt.: 349.4
Status: Custom Synthesis
D-Phenylglycinamide
CAT No: VS-A064036
CAS No: 6485-67-2
Mol.F.: C8H10N2O
Mol.Wt.: 150.2
Status: In Stock
D-Phenylglycinamide Hydrobromide salt
CAT No: VS-A064043
CAS No: 67861-60-3
Mol.F.: C8H10N2O : HBr
Mol.Wt.: 150.2 : 80.1
Status: Custom Synthesis
D-Phenylglycinamide Hydrochloride
CAT No: VS-A064041
CAS No: 63291-39-4
Mol.F.: C8H10N2O : HCl
Mol.Wt.: 150.2 : 36.5
Status: Custom Synthesis
D-Phenylglycinamide Sulfate salt
CAT No: VS-A064042
CAS No: 181495-38-5
Mol.F.: C8H10N2O : 1/2H2SO4
Mol.Wt.: 150.2 : 1/2(98.1)
Status: Custom Synthesis
L-Phenylglycine Amide
CAT No: VS-A064047
CAS No: 6485-52-5
Mol.F.: C8H10N2O
Mol.Wt.: 150.2
Status: Custom Synthesis
Pivampicillin
CAT No: VS-A064031
CAS No: 33817-20-8
Mol.F.: C22H29N3O6S
Mol.Wt.: 463.5
Status: Custom Synthesis
Pivampicillin Hydrochloride
CAT No: VS-A064039
CAS No: 26309-95-5
Mol.F.: C22H29N3O6S : HCl
Mol.Wt.: 463.5 : 36.5
Status: Custom Synthesis
Pivampicillin Impurity A
CAT No: VS-A064032
CAS No: N/A
Mol.F.: C22H31N3O7S
Mol.Wt.: 481.6
Status: Custom Synthesis
Pivampicillin Impurity B
CAT No: VS-A064033
CAS No: N/A
Mol.F.: C22H29N3O6S
Mol.Wt.: 463.5
Status: Custom Synthesis
S Isomer of Ampicillin Impurities G
CAT No: VS-A064046
CAS No: 281670-46-0
Mol.F.: C16H14N2O2
Mol.Wt.: 266.3
Status: Custom Synthesis
Talampicillin
CAT No: VS-A064040
CAS No: 47747-56-8
Mol.F.: C24H23N3O6S
Mol.Wt.: 481.5
Status: Custom Synthesis
Talampicillin Hydrochloride
CAT No: VS-A064034
CAS No: 39878-70-1
Mol.F.: C24H23N3O6S : HCl
Mol.Wt.: 481.5 : 36.5
Status: Custom Synthesis
