Solifenacin 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.
(R)-(-)-3-Quinuclidinol Hydrochloride
CAT No: VS-S032017
CAS No: 42437-96-7
Mol.F.: C7H13NO : HCl
Mol.Wt.: 127.1 : 36.4
Status: Custom Synthesis
(R, R)-Solifenacin Succinate
CAT No: VS-S032057
CAS No: 862207-70-3
Mol.F.: C23H26N2O2. C4H6O4
Mol.Wt.: 480.55
Status: In Stock
(S)-quinuclidin-3-ol
CAT No: VS-S032014
CAS No: 34583-34-1
Mol.F.: C7H13NO
Mol.Wt.: 127.2
Status: Custom Synthesis
(S,S)-Solifenacin Succinate
CAT No: VS-S032056
CAS No: 862207-71-4
Mol.F.: C27H32N2O6
Mol.Wt.: 480.55
Status: Custom Synthesis
4-Hydroxy Solifenacin N-Oxide
CAT No: VS-S032024
CAS No: N/A
Mol.F.: C23H26N2O4
Mol.Wt.: 394.5
Status: Limited Stock
Cis 2-(1,6-dimethylpiperidine-3-yl)propan-2-ol
CAT No: VS-S032023
CAS No: 2057-26-3
Mol.F.: C10H21NO
Mol.Wt.: 171.3
Status: Custom Synthesis
Solifenacin
CAT No: VS-S032000
CAS No: 180272-14-4
Mol.F.: C23H26N2O2
Mol.Wt.: 362.46
Status: Custom Synthesis
Solifenacin (1S,3S) Stereoisomer
CAT No: VS-S032058
CAS No: 180468-38-6
Mol.F.: C23H26N2O2
Mol.Wt.: 362.47
Status: Custom Synthesis
Solifenacin Benzoyl (R)-Quinuclidinyl Impurity
CAT No: VS-S032027
CAS No: 1956436-64-8
Mol.F.: C23H26N2O3
Mol.Wt.: 378.5
Status: In Stock
Solifenacin Benzoyl (R)-Quinuclidinyl Impurity
CAT No: VS-S032015
CAS No: N/A
Mol.F.: C23H26N2O3
Mol.Wt.: 378.5
Status: Custom Synthesis
Solifenacin Benzoyl (S)-Quinuclidinyl Impurity
CAT No: VS-S032016
CAS No: N/A
Mol.F.: C23H26N2O3
Mol.Wt.: 378.5
Status: Custom Synthesis
Solifenacin EP Impurity A
CAT No: VS-S032003
CAS No: 118864-75-8
Mol.F.: C15H15N
Mol.Wt.: 209.3
Status: Custom Synthesis
Solifenacin EP Impurity B
CAT No: VS-S032004
CAS No: 1353274-25-5
Mol.F.: C19H21NO2
Mol.Wt.: 295.4
Status: Custom Synthesis
Solifenacin EP Impurity C
CAT No: VS-S032005
CAS No: 1534326-81-2
Mol.F.: C31H28N2O
Mol.Wt.: 444.6
Status: Custom Synthesis
Solifenacin EP Impurity D
CAT No: VS-S032006
CAS No: N/A
Mol.F.: C31H28N2O
Mol.Wt.: 444.6
Status: Custom Synthesis
Solifenacin EP Impurity E
CAT No: VS-S032007
CAS No: 25333-42-0
Mol.F.: C7H13NO
Mol.Wt.: 127.2
Status: In Stock
Solifenacin EP Impurity F
CAT No: VS-S032008
CAS No: 774517-20-3
Mol.F.: C23H26N2O2
Mol.Wt.: 362.5
Status: In Stock
Solifenacin EP Impurity G
CAT No: VS-S032009
CAS No: 740780-79-4
Mol.F.: C23H26N2O2
Mol.Wt.: 362.5
Status: In Stock
Solifenacin EP Impurity H
CAT No: VS-S032010
CAS No: 732228-02-3
Mol.F.: C23H26N2O2
Mol.Wt.: 362.5
Status: In Stock
Solifenacin EP Impurity I
CAT No: VS-S032011
CAS No: 180272-28-0
Mol.F.: C23H26N2O3
Mol.Wt.: 378.5
Status: In Stock
Solifenacin Impurity 1
CAT No: VS-S032051
CAS No: 2518398-14-4
Mol.F.: C23H26N2O2 : C4H6O4
Mol.Wt.: 362.5 : 118.1
Status: In Stock
Solifenacin Impurity 2
CAT No: VS-S032052
CAS No: 1863095-36-6
Mol.F.: C23H26N2O4
Mol.Wt.: 394.5
Status: In Stock
Solifenacin Impurity 3
CAT No: VS-S032053
CAS No: N/A
Mol.F.: C23H26N2O4
Mol.Wt.: 394.5
Status: Custom Synthesis
Solifenacin Impurity 4
CAT No: VS-S032054
CAS No: N/A
Mol.F.: C23H26N2O3
Mol.Wt.: 378.5
Status: Custom Synthesis
Solifenacin Nitroso Impurity 1
CAT No: VS-S032059
CAS No: 2659259-64-8
Mol.F.: C15H14N2O
Mol.Wt.: 238.3
Status: Custom Synthesis
Solifenacin R Isomer
CAT No: VS-S032020
CAS No: 180272-45-1
Mol.F.: C15H15N
Mol.Wt.: 209.3
Status: Custom Synthesis
Solifenacin Related Compound 1
CAT No: VS-S032025
CAS No: 861998-77-8
Mol.F.: C23H26N2O3
Mol.Wt.: 378.5
Status: Custom Synthesis
Solifenacin Related Compound 10
CAT No: VS-S032032
CAS No: N/A
Mol.F.: C18H20N2O
Mol.Wt.: 280.4
Status: Custom Synthesis
Solifenacin Related Compound 11
CAT No: VS-S032033
CAS No: N/A
Mol.F.: C23H26N2O3
Mol.Wt.: 378.5
Status: Custom Synthesis
Solifenacin Related Compound 12
CAT No: VS-S032034
CAS No: 616-38-6
Mol.F.: C3H6O3
Mol.Wt.: 90.1
Status: Custom Synthesis
Solifenacin Related Compound 13
CAT No: VS-S032035
CAS No: 1225338-27-1
Mol.F.: C23H26N2O2
Mol.Wt.: 362.5
Status: Custom Synthesis
Solifenacin Related Compound 14
CAT No: VS-S032036
CAS No: 1427376-05-3
Mol.F.: C15H20N2O2
Mol.Wt.: 260.3
Status: Custom Synthesis
Solifenacin Related Compound 15
CAT No: VS-S032037
CAS No: 3731-38-2
Mol.F.: C7H11NO
Mol.Wt.: 125.2
Status: Custom Synthesis
Solifenacin Related Compound 16
CAT No: VS-S032038
CAS No: N/A
Mol.F.: C23H26N2O3
Mol.Wt.: 378.5
Status: Custom Synthesis
Solifenacin Related Compound 17
CAT No: VS-S032039
CAS No: N/A
Mol.F.: C23H26N2O3
Mol.Wt.: 378.5
Status: Custom Synthesis
Solifenacin Related Compound 18
CAT No: VS-S032040
CAS No: 3278-14-6
Mol.F.: C15H15NO
Mol.Wt.: 225.3
Status: Custom Synthesis
Solifenacin Related Compound 19
CAT No: VS-S032041
CAS No: 134021-15-1
Mol.F.: C15H13N
Mol.Wt.: 207.3
Status: Custom Synthesis
Solifenacin Related Compound 2
CAT No: VS-S032026
CAS No: N/A
Mol.F.: C23H26N2O3
Mol.Wt.: 378.5
Status: Custom Synthesis
Solifenacin Related Compound 20
CAT No: VS-S032042
CAS No: 1682642-69-8
Mol.F.: C15H22N2.2HCl
Mol.Wt.: 303.27
Status: Custom Synthesis
Solifenacin Related Compound 21
CAT No: VS-S032043
CAS No: N/A
Mol.F.: C23H26N2O3
Mol.Wt.: 378.5
Status: Custom Synthesis
Solifenacin Related Compound 22
CAT No: VS-S032044
CAS No: 2512210-26-1
Mol.F.: C22H19NO2
Mol.Wt.: 329.4
Status: Custom Synthesis
Solifenacin Related Compound 23
CAT No: VS-S032045
CAS No: 59653-40-6
Mol.F.: C9H15NO2
Mol.Wt.: 169.2
Status: Custom Synthesis
Solifenacin Related Compound 24
CAT No: VS-S032046
CAS No: 22990-19-8
Mol.F.: C15H15N
Mol.Wt.: 209.3
Status: Custom Synthesis
Solifenacin Related Compound 25
CAT No: VS-S032047
CAS No: N/A
Mol.F.: C24H28N2O2
Mol.Wt.: 376.5
Status: Custom Synthesis
Solifenacin Related Compound 26
CAT No: VS-S032048
CAS No: 1035272-88-8
Mol.F.: C16H15NO2
Mol.Wt.: 253.3
Status: Custom Synthesis
Solifenacin Related Compound 27
CAT No: VS-S032049
CAS No: N/A
Mol.F.: C31H28N2O
Mol.Wt.: 444.6
Status: Custom Synthesis
Solifenacin Related Compound 28
CAT No: VS-S032050
CAS No: 869884-24-2
Mol.F.: C23H26N2O3
Mol.Wt.: 378.5
Status: Custom Synthesis
Solifenacin Related Compound 4
CAT No: VS-S032028
CAS No: 52250-50-7
Mol.F.: C15H13N
Mol.Wt.: 207.3
Status: Custom Synthesis
Solifenacin Related Compound 5
CAT No: VS-S032029
CAS No: N/A
Mol.F.: C17H17N4O2
Mol.Wt.: 267.3
Status: Custom Synthesis
Solifenacin Related Compound 6
CAT No: VS-S032030
CAS No: 180468-42-2
Mol.F.: C18H19NO2
Mol.Wt.: 281.4
Status: Custom Synthesis
Solifenacin Related Compound 9
CAT No: VS-S032031
CAS No: N/A
Mol.F.: C25H30N2O2
Mol.Wt.: 390.5
Status: Custom Synthesis
Solifenacin Succinate
CAT No: VS-S032001
CAS No: 242478-38-2
Mol.F.: C23H26N2O2 : C4H6O4
Mol.Wt.: 362.5 : 118.1
Status: Custom Synthesis
Solifenacin Succinate - Impurity F
CAT No: VS-S032055
CAS No: 1262506-09-1
Mol.F.: C27H32N2O6
Mol.Wt.: 480.55
Status: Custom Synthesis
Solifenacin Tarterate
CAT No: VS-S032002
CAS No: 865813-82-7
Mol.F.: C23H26N2O2 : C4H6O6
Mol.Wt.: 362.5 : 150.1
Status: Custom Synthesis
Solifenacin cis-Hydroxy Impurity
CAT No: VS-S032012
CAS No: 201660-36-8
Mol.F.: C23H26N2O3
Mol.Wt.: 378.5
Status: Custom Synthesis
Solifenacin Hydroxyquinuclidine Impurity (Base)
CAT No: VS-S032019
CAS No: 1619-34-7
Mol.F.: C7H13NO
Mol.Wt.: 127.2
Status: Custom Synthesis
Solifenacin Methyl Ester Impurity
CAT No: VS-S032013
CAS No: 1251905-45-9
Mol.F.: C17H17NO2
Mol.Wt.: 267.3
Status: Custom Synthesis
Solifenacin Nitrophenyl Ester Impurity
CAT No: VS-S032018
CAS No: 1229227-22-8
Mol.F.: C22H18N2O4
Mol.Wt.: 374.4
Status: Custom Synthesis
trans 2-(1,6-Dimethylpiperidin-3-yl)propan-2-ol
CAT No: VS-S032022
CAS No: 2057-25-2
Mol.F.: C10H21NO
Mol.Wt.: 171.3
Status: Custom Synthesis
Trans-4 Hydroxy Solifenacin (Mixture of Diastereomers)
CAT No: VS-S032021
CAS No: N/A
Mol.F.: C23H26N2O3
Mol.Wt.: 378.5
Status: Custom Synthesis
