Clearsynth is a leading innovator in pharmaceutical reference standards, offering high-quality Reference Standards for Exemestane, including both pharmacopeial and non-pharmacopeial impurities, metabolites, stable isotope products, and nitrosamines (N-NO products). Our Exemestane impurity reference standards are invaluable for pharmaceutical research, supporting product development, ANDA and DMF submissions, quality control (QC), method validation, and stability studies. They also aid in identifying unknown impurities and assessing genotoxic potential.
Our Exemestane-related products undergo thorough characterization and are supplied with detailed Certificates of Analysis (COA) and analytical data that meet regulatory requirements. All supplied products are re-tested at regular intervals to ensure ongoing quality and compliance.
Our Exemestane-related products undergo thorough characterization and are supplied with detailed Certificates of Analysis (COA) and analytical data that meet regulatory requirements. All supplied products are re-tested at regular intervals to ensure ongoing quality and compliance.
Exemestane Related Compounds
Stable Isotopes
| COMPOUND | CATEGORY | CAT. No. | CAS. No. | STOCK STATUS |
|---|---|---|---|---|
| 17b-Hydroxy Exemestane-d3 | Stable Isotopes | CS-T-99519 | Not Available | Enquire |
| 17b-Hydroxy Exemestane-d3 17-O-b-D-Glucuronide | Stable Isotopes | CS-T-98451 | Not Available | Enquire |
| 17b-Hydroxy Exemestane-d3 17-O-b-D-Glucuronide 2,3,4-Triacet... | Stable Isotopes | CS-T-98450 | Not Available | Enquire |
| Exemestane-[13C3] | Stable Isotopes | CS-I-00464 | 1092371-24-8 | Enquire |
| Exemestane-13C,d2 | Stable Isotopes | CS-O-00728 | 107868-30-4(Unlabeled) | In Stock |
| Exemestane-13C,d4 | Stable Isotopes | CS-O-13359 | 107868-30-4(Unlabeled) | In Stock |
| Exemestane-16,16-D2 | Stable Isotopes | CS-SN-00091 | 107868-30-4 (Unlabelled) | Enquire |
| Exemestane-19-d3 | Stable Isotopes | CS-T-94923 | 107868-30-4 (Unlabelled) | Enquire |
| Exemestane-d2 | Stable Isotopes | CS-O-03249 | 107868-30-4(Unlabeled) | In Stock |
| Exemestane-d4 | Stable Isotopes | CS-O-16368 | 107868-30-4(Unlabeled) | In Stock |
| 1,2-Dihydro Exemestane-d3 13C | Stable Isotopes | CS-T-99607 | Not Available | Enquire |
| 1,2-Dihydro Exemestane-d7 13C | Stable Isotopes | CS-T-99608 | Not Available | Enquire |
| Exemestane Impurity 5-d7 | Stable Isotopes | CS-P-02307 | 63-05-8 (Unlabeled) | Enquire |
| Exemestane-13C,D3 | Stable Isotopes | CS-T-94924 | Not Available | Enquire |
API
| COMPOUND | CATEGORY | CAT. No. | CAS. No. | STOCK STATUS |
|---|---|---|---|---|
| Androstenedione | API | CS-T-30659 | 25956-17-6 | In Stock |
| Exemestane | API | CS-O-30912 | 107868-30-4 | In Stock |
Metabolite
| COMPOUND | CATEGORY | CAT. No. | CAS. No. | STOCK STATUS |
|---|---|---|---|---|
| 6-Oxo Boldione | Metabolite | CS-T-38416 | 72648-46-5 | In Stock |
| 17-Beta-Hydroxy Exemestane Epoxide | Metabolite | CS-P-07830 | 1331732-05-8 | Enquire |
| 17b--Hydroxy Exemestane | Metabolite | CS-O-14324 | 122370-91-6 | Enquire |
| 5-β-Androst-1-en-3-α-ol-17-one | Metabolite | CS-B-00071 | 33805-57-1 | Enquire |
Impurity
| COMPOUND | CATEGORY | CAT. No. | CAS. No. | STOCK STATUS |
|---|---|---|---|---|
| 16a,17a-Epoxy Exemestane | Impurity | CS-EO-02912 | Not Available | Enquire |
| 17-Hydroxy-6,16-dimethylideneandrosta-1,4-dien-3-one | Impurity | CS-O-59998 | ---- | Enquire |
| 3-Hydroxy-6-methoxy androsta-3,5-dien-17-one | Impurity | CS-O-59997 | ---- | Enquire |
| 4-Androsten-3-Beta-ol-17-one | Impurity | CS-O-41543 | 571-44-8 | Enquire |
| EXEMESTANE (6R)-METHANE SULFONATE ANALOG | Impurity | CS-O-48448 | Not Available | Enquire |
| Exemestane EP Impurity I | Impurity | CS-EO-00494 | Not Available | Enquire |
| Exemestane Impurity 10 | Impurity | CS-EO-00136 | 17305-49-6 | Enquire |
| Exemestane impurity 17 | Impurity | CS-P-09099 | Not Available | Enquire |
| Exemestane impurity 6 | Impurity | CS-P-09098 | Not Available | Enquire |
| Exemestane impurity-D | Impurity | CS-EO-02107 | 2467590-81-2 | Enquire |
| Exemestane Methanesulfonate Analog | Impurity | CS-EO-00881 | 861395-77-9 | Enquire |
| Exemestane Related Compound A | Impurity | CS-T-18932 | 19457-55-7 | In Stock |
| Exemestane Related Compound B | Impurity | CS-P-07828 | 184972-09-6 | In Stock |
| (8R,9S,10R,13S,14S)-16-(hydroxymethyl)-10,13-dimethyl-7,8,9,... | Impurity | CS-O-39734 | Not Available | Enquire |
| (8R,9S,10R,13S,14S)-6,16-bis(hydroxymethyl)-10,13-dimethyl-7... | Impurity | CS-O-39735 | Not Available | Enquire |
| 4-Chloro Exemestane | Impurity | CS-EO-01013 | 107868-36-0 | Enquire |
| Delta-1,6-methylene-17-hydroxyprogesterone | Impurity | CS-EO-00318 | 1204325-01-8 | Enquire |
| Exemestane α-Spirooxirane | Impurity | CS-O-14933 | 184972-12-1 | Enquire |
| Exemestane EP Impurity C | Impurity | CS-EO-00880 | 2130745-60-5 | Enquire |
| Exemestane EP Impurity J | Impurity | CS-EO-01612 | 1160599-91-6 | Enquire |
| Exemestane Impurity 1 | Impurity | CS-P-07829 | 159354-61-7 | Enquire |
| Exemestane Impurity 9 | Impurity | CS-EO-00135 | 68539-12-8 | Enquire |
| Exemestane Related Compound C | Impurity | CS-O-15281 | 897-06-3 | Enquire |
| Exemestane Related Compound D | Impurity | CS-O-15282 | Not Available | Enquire |
| Exemestane β-Spirooxirane | Impurity | CS-O-14934 | 152764-31-3 | Enquire |
| Pregna-1,4-diene-3-one, 17,20-dihydroxy-6-methylene | Impurity | CS-O-34661 | 1204325-02-9 | Enquire |
Secondary Standards
| COMPOUND | CATEGORY | CAT. No. | CAS. No. | STOCK STATUS |
|---|---|---|---|---|
| Exemestane | Secondary Standards | CS-SS-24601-1GM | 107868-30-4 | Enquire |
| Exemestane Related Compound A | Secondary Standards | CS-SS-24826-30MG | 19457-55-7 | Enquire |
| Exemestane Related Compound B | Secondary Standards | CS-SS-24827-30MG | 184972-09-6 | Enquire |
| Exemestane Related Compound C | Secondary Standards | CS-SS-26391-30MG | 0897-06-03 | Enquire |
| Exemestane Related Compound D | Secondary Standards | CS-SS-24828-30MG | Not Available | Enquire |
Analytical Standard
| COMPOUND | CATEGORY | CAT. No. | CAS. No. | STOCK STATUS |
|---|---|---|---|---|
| Exemestane-d2 AR Grade | Analytical Standard | CS-O-03249-10MG | 107868-30-4(Unlabeled) | Enquire |
| Exemestane-d2 AR Grade-10 ppm/ACN | Analytical Standard | CS-O-03249-1ML | 107868-30-4(Unlabeled) | Enquire |