Ketoprofen 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.
(S)-Ketoprofen Tromethamine Salt (Dexketoprofen Trometamol)
CAT No: VS-K003021
CAS No: 156604-79-4
Mol.F.: C16H14O3 : C4H11NO3
Mol.Wt.: 254.3 : 121.1
Status: Custom Synthesis
3-Ethylbenzophenone (Ibuprofen Related Impurity, Ketoprofen Related Impurity)
CAT No: VS-K003017
CAS No: 66067-43-4
Mol.F.: C15H14O
Mol.Wt.: 210.3
Status: Custom Synthesis
Ketoprofen
CAT No: VS-K003000
CAS No: 22071-15-4
Mol.F.: C16H14O3
Mol.Wt.: 254.3
Status: Custom Synthesis
Ketoprofen 1,4-Sorbitol Ester
CAT No: VS-K003023
CAS No: N/A
Mol.F.: C22H24O7
Mol.Wt.: 400.4
Status: Custom Synthesis
Ketoprofen 2-Ethylhexyl Ester
CAT No: VS-K003018
CAS No: N/A
Mol.F.: C24H30O3
Mol.Wt.: 366.5
Status: Custom Synthesis
Ketoprofen EP Impurity A
CAT No: VS-K003001
CAS No: 66067-44-5
Mol.F.: C15H12O2
Mol.Wt.: 224.3
Status: Custom Synthesis
Ketoprofen EP Impurity B
CAT No: VS-K003002
CAS No: 22071-22-3
Mol.F.: C15H12O3
Mol.Wt.: 240.3
Status: Custom Synthesis
Ketoprofen EP Impurity C
CAT No: VS-K003003
CAS No: 68432-95-1
Mol.F.: C10H10O4
Mol.Wt.: 194.2
Status: In Stock
Ketoprofen EP Impurity D
CAT No: VS-K003004
CAS No: 107257-20-5
Mol.F.: C17H16O3
Mol.Wt.: 268.3
Status: Custom Synthesis
Ketoprofen EP Impurity E
CAT No: VS-K003005
CAS No: 59512-16-2
Mol.F.: C16H15NO2
Mol.Wt.: 253.3
Status: In Stock
Ketoprofen EP Impurity F
CAT No: VS-K003006
CAS No: 42872-30-0
Mol.F.: C16H13NO
Mol.Wt.: 235.3
Status: Custom Synthesis
Ketoprofen EP Impurity G
CAT No: VS-K003007
CAS No: 5537-71-3
Mol.F.: C10H9NO2
Mol.Wt.: 175.2
Status: Custom Synthesis
Ketoprofen EP Impurity H
CAT No: VS-K003008
CAS No: 5689-33-8
Mol.F.: C9H7NO2
Mol.Wt.: 161.2
Status: Custom Synthesis
Ketoprofen EP Impurity I
CAT No: VS-K003009
CAS No: 21288-34-6
Mol.F.: C15H11NO
Mol.Wt.: 221.3
Status: Custom Synthesis
Ketoprofen EP Impurity J
CAT No: VS-K003010
CAS No: 1785759-59-2
Mol.F.: C18H18O3
Mol.Wt.: 282.3
Status: Custom Synthesis
Ketoprofen EP Impurity K
CAT No: VS-K003011
CAS No: N/A
Mol.F.: C19H20O3
Mol.Wt.: 296.4
Status: Custom Synthesis
Ketoprofen EP Impurity L
CAT No: VS-K003012
CAS No: 1797984-80-5
Mol.F.: C19H20O3
Mol.Wt.: 296.4
Status: Custom Synthesis
Ketoprofen Ethyl Ester
CAT No: VS-K003013
CAS No: 60658-04-0
Mol.F.: C18H18O3
Mol.Wt.: 282.3
Status: In Stock
Ketoprofen Impurity 1
CAT No: VS-K003027
CAS No: 2377141-19-8
Mol.F.: C17H16O3
Mol.Wt.: 268.3
Status: Custom Synthesis
Ketoprofen Impurity 10
CAT No: VS-K003036
CAS No: 929543-66-8
Mol.F.: C10H10O4
Mol.Wt.: 194.2
Status: Custom Synthesis
Ketoprofen Impurity 11
CAT No: VS-K003037
CAS No: 139093-77-9
Mol.F.: C17H15NO
Mol.Wt.: 249.3
Status: Custom Synthesis
Ketoprofen Impurity 12
CAT No: VS-K003038
CAS No: 67333-33-9
Mol.F.: C19H22O4
Mol.Wt.: 314.4
Status: Custom Synthesis
Ketoprofen Impurity 13
CAT No: VS-K003039
CAS No: 1420774-68-0
Mol.F.: C11H12O5
Mol.Wt.: 224.2
Status: Custom Synthesis
Ketoprofen Impurity 14
CAT No: VS-K003040
CAS No: 144977-91-3
Mol.F.: C16H14O4
Mol.Wt.: 270.3
Status: Custom Synthesis
Ketoprofen Impurity 15
CAT No: VS-K003041
CAS No: 1329603-28-2
Mol.F.: C16H14O4
Mol.Wt.: 270.3
Status: Custom Synthesis
Ketoprofen Impurity 2
CAT No: VS-K003028
CAS No: N/A
Mol.F.: C16H16O2
Mol.Wt.: 240.3
Status: Custom Synthesis
Ketoprofen Impurity 3
CAT No: VS-K003029
CAS No: 220662-26-0
Mol.F.: C19H20O3
Mol.Wt.: 296.4
Status: Custom Synthesis
Ketoprofen Impurity 4
CAT No: VS-K003030
CAS No: 643-65-2
Mol.F.: C14H12O
Mol.Wt.: 196.3
Status: Custom Synthesis
Ketoprofen Impurity 5
CAT No: VS-K003031
CAS No: 59960-32-6
Mol.F.: C16H16O3
Mol.Wt.: 256.3
Status: Custom Synthesis
Ketoprofen Impurity 6
CAT No: VS-K003032
CAS No: N/A
Mol.F.: C16H14O4
Mol.Wt.: 270.3
Status: Custom Synthesis
Ketoprofen Impurity 7
CAT No: VS-K003033
CAS No: N/A
Mol.F.: C16H14O4
Mol.Wt.: 270.3
Status: Custom Synthesis
Ketoprofen Impurity 8
CAT No: VS-K003034
CAS No: N/A
Mol.F.: C20H23NO5 : HCl
Mol.Wt.: 357.1 : 36.4
Status: Custom Synthesis
Ketoprofen Impurity 9
CAT No: VS-K003035
CAS No: N/A
Mol.F.: C36H35NO7
Mol.Wt.: 593.7
Status: Custom Synthesis
Ketoprofen Lysinate
CAT No: VS-K003019
CAS No: 57469-78-0
Mol.F.: C16H14O3 : C6H14N2O2
Mol.Wt.: 254.3 : 146.2
Status: Custom Synthesis
Ketoprofen Methyl Ester
CAT No: VS-K003014
CAS No: 47087-07-0
Mol.F.: C17H16O3
Mol.Wt.: 268.3
Status: In Stock
Ketoprofen R-Isomer
CAT No: VS-K003016
CAS No: 56105-81-8
Mol.F.: C16H14O3
Mol.Wt.: 254.3
Status: Custom Synthesis
Ketoprofen S-Isomer
CAT No: VS-K003015
CAS No: 22161-81-5
Mol.F.: C16H14O3
Mol.Wt.: 254.3
Status: Custom Synthesis
Ketoprofen Sodium Salt
CAT No: VS-K003020
CAS No: 57495-14-4
Mol.F.: C16H13O3 : Na
Mol.Wt.: 253.3 : 23.0
Status: Custom Synthesis
Ketoprofen Sorbitol Ester
CAT No: VS-K003022
CAS No: N/A
Mol.F.: C22H26O8
Mol.Wt.: 418.5
Status: Custom Synthesis
Ketoprofen Tromethamine Amide
CAT No: VS-K003024
CAS No: 1777830-05-3
Mol.F.: C20H23NO5
Mol.Wt.: 357.4
Status: In Stock
rac-Ketoprofen acyl-beta-D-glucuronide (mixture of isomers)
CAT No: VS-K003025
CAS No: 76690-94-3
Mol.F.: C22H22O9
Mol.Wt.: 430.4
Status: Custom Synthesis
R-Ketoprofen Tromethamine salt
CAT No: VS-K003026
CAS No: 167300-68-7
Mol.F.: C16H14O3 : C4H11NO3
Mol.Wt.: 254.3 : 121.1
Status: Custom Synthesis
