Exemestane 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.
16α, 17α-Epoxy Exemestane
CAT No: VS-E074013
CAS No: N/A
Mol.F.: C20H24O2
Mol.Wt.: 296.4
Status: Custom Synthesis
17-Beta-Hydroxy Exemestane Epoxide
CAT No: VS-E074011
CAS No: 1331732-05-8
Mol.F.: C20H26O3
Mol.Wt.: 314.4
Status: Custom Synthesis
4-chloro exemestane
CAT No: VS-E074024
CAS No: 107868-36-0
Mol.F.: C20H23ClO2
Mol.Wt.: 330.9
Status: Custom Synthesis
Delta-1,6 - methylene -17-hydroxyprogest
CAT No: VS-E074025
CAS No: 1204325-01-8
Mol.F.: C22H28O3
Mol.Wt.: 340.5
Status: Custom Synthesis
Epoxy Exemestane (6 Alpha , Beta Isomer)
CAT No: VS-E074023
CAS No: 184972-12-1
Mol.F.: C20H24O3
Mol.Wt.: 312.4
Status: Custom Synthesis
Epoxy Exemestane (6-Alfa Isomer)
CAT No: VS-E074022
CAS No: 152764-24-4
Mol.F.: C20H24O3
Mol.Wt.: 312.4
Status: Custom Synthesis
Epoxy Exemestane (6-Beta Isomer)
CAT No: VS-E074012
CAS No: 152764-31-3
Mol.F.: C20H24O3
Mol.Wt.: 312.4
Status: Custom Synthesis
Exemestane 6-Hydroxymethyl Impurity
CAT No: VS-E074009
CAS No: 152764-26-6
Mol.F.: C20H24O3
Mol.Wt.: 312.4
Status: Custom Synthesis
Exemestane Diol Impurity
CAT No: VS-E074010
CAS No: 184972-11-0
Mol.F.: C20H26O4
Mol.Wt.: 330.4
Status: Custom Synthesis
Exemestane EP Impurity B
CAT No: VS-E074001
CAS No: 184972-09-6
Mol.F.: C20H26O3
Mol.Wt.: 314.4
Status: Custom Synthesis
Exemestane EP Impurity C
CAT No: VS-E074002
CAS No: N/A
Mol.F.: C21H24O2
Mol.Wt.: 308.4
Status: Custom Synthesis
Exemestane EP Impurity D
CAT No: VS-E074003
CAS No: 897-06-3
Mol.F.: C19H24O2
Mol.Wt.: 284.4
Status: Custom Synthesis
Exemestane EP Impurity E
CAT No: VS-E074004
CAS No: 19457-55-7
Mol.F.: C20H26O2
Mol.Wt.: 298.4
Status: Custom Synthesis
Exemestane EP Impurity F
CAT No: VS-E074005
CAS No: 72648-46-5
Mol.F.: C19H22O3
Mol.Wt.: 298.4
Status: Custom Synthesis
Exemestane EP Impurity H
CAT No: VS-E074006
CAS No: 122370-91-6
Mol.F.: C20H26O2
Mol.Wt.: 298.4
Status: Custom Synthesis
Exemestane EP Impurity I
CAT No: VS-E074008
CAS No: N/A
Mol.F.: C21H26O3
Mol.Wt.: 326.4
Status: Custom Synthesis
Exemestane EP Impurity J
CAT No: VS-E074007
CAS No: 1160599-91-6
Mol.F.: C22H28O3
Mol.Wt.: 340.5
Status: Custom Synthesis
Exemestane Impurity 1
CAT No: VS-E074026
CAS No: 159354-61-7
Mol.F.: C20H24O3
Mol.Wt.: 312.4
Status: Custom Synthesis
Exemestane Impurity 10
CAT No: VS-E074032
CAS No: 17305-49-6
Mol.F.: C19H24O2
Mol.Wt.: 284.4
Status: Custom Synthesis
Exemestane Impurity 11
CAT No: VS-E074033
CAS No: N/A
Mol.F.: C21H28O5S
Mol.Wt.: 392.5
Status: Custom Synthesis
Exemestane Impurity 12
CAT No: VS-E074034
CAS No: 881896-95-3
Mol.F.: C21H28O3
Mol.Wt.: 328.5
Status: Custom Synthesis
Exemestane Impurity 13
CAT No: VS-E074035
CAS No: N/A
Mol.F.: C20H26O3
Mol.Wt.: 314.4
Status: Custom Synthesis
Exemestane Impurity 14
CAT No: VS-E074036
CAS No: N/A
Mol.F.: C21H28O4
Mol.Wt.: 344.5
Status: Custom Synthesis
Exemestane Impurity 15
CAT No: VS-E074037
CAS No: 861398-01-8
Mol.F.: C21H28O3
Mol.Wt.: 328.5
Status: Custom Synthesis
Exemestane Impurity 5
CAT No: VS-E074027
CAS No: 63-05-8
Mol.F.: C19H26O2
Mol.Wt.: 286.4
Status: Custom Synthesis
Exemestane Impurity 6
CAT No: VS-E074028
CAS No: N/A
Mol.F.: C20H24O4
Mol.Wt.: 328.4
Status: Custom Synthesis
Exemestane Impurity 7
CAT No: VS-E074029
CAS No: N/A
Mol.F.: C22H32O2
Mol.Wt.: 328.5
Status: Custom Synthesis
Exemestane Impurity 8
CAT No: VS-E074030
CAS No: 1035-69-4
Mol.F.: C19H24O2
Mol.Wt.: 284.4
Status: Custom Synthesis
Exemestane Impurity 9
CAT No: VS-E074031
CAS No: 68539-12-8
Mol.F.: C19H24O2
Mol.Wt.: 284.4
Status: Custom Synthesis
Exemestane Intermediate
CAT No: VS-E074021
CAS No: 8/9/4954 12:00:00 AM
Mol.F.: C19H24O2
Mol.Wt.: 284.4
Status: Custom Synthesis
Exemestane Metabolite 1
CAT No: VS-E074014
CAS No: N/A
Mol.F.: C20H27NO4S
Mol.Wt.: 377.5
Status: Custom Synthesis
Exemestane Metabolite 2
CAT No: VS-E074015
CAS No: N/A
Mol.F.: C21H28O4
Mol.Wt.: 344.5
Status: Custom Synthesis
Exemestane Related Compound 1
CAT No: VS-E074016
CAS No: N/A
Mol.F.: C20H24O3
Mol.Wt.: 312.4
Status: Custom Synthesis
Exemestane Related Compound 2
CAT No: VS-E074017
CAS No: N/A
Mol.F.: C20H24O3
Mol.Wt.: 312.4
Status: Custom Synthesis
Exemestane Related Compound 2 (17-alpha Isomer)
CAT No: VS-E074018
CAS No: N/A
Mol.F.: C20H24O3
Mol.Wt.: 312.4
Status: Custom Synthesis
Exemestane Related Compound 2 (17-beta Isomer)
CAT No: VS-E074019
CAS No: N/A
Mol.F.: C20H24O3
Mol.Wt.: 312.4
Status: Custom Synthesis
Exemestane USP Related Compound D
CAT No: VS-E074020
CAS No: 2467590-81-2
Mol.F.: C20H24O2
Mol.Wt.: 296.4
Status: Custom Synthesis
