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Clearsynth is a leading innovator in pharmaceutical reference standards, offering high-quality Reference Standards for Apixaban, including both pharmacopeial and non-pharmacopeial impurities, metabolites, stable isotope products, and nitrosamines (N-NO products). Our Apixaban 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 Apixaban-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.

Apixaban Related Compounds

Stable Isotopes

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
Apixaban 13C D7 Stable Isotopes CS-O-15737 503612-47-3 (Unlabeled) Enquire
Apixaban Acid-13C Stable Isotopes CS-F-00053 503614-92-4(Unlabelled) Enquire
Apixaban Acid-13C,D3 Stable Isotopes CS-F-00176 503614-92-4 (unlabelled) Enquire
Apixaban PG Ester-I d3 Stable Isotopes CS-T-103968 1904628-12-1(unlabelled) Enquire
Apixaban PG Ester-II d3 Stable Isotopes CS-T-103969 1904628-11-0(unlabelled) Enquire
Apixaban-13C Stable Isotopes CS-O-06410 1261393-15-0 In Stock
Apixaban-d3 Stable Isotopes CS-T-66655 1131996-12-7 In Stock


API Standards

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
Apixaban API Standards CS-O-00932 503612-47-3 In Stock


Impurities

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
(Z)-ethyl 2-chloro-2-(2-(4-methoxyphenyl)-2-nitrosohydrazono... Impurities CS-O-43008 Not Available Enquire
1-(4-Aminophenyl)-3-chloro-5,6-dihydro-2(1H)-pyridinone Impurities CS-T-96113 1801881-15-1 Enquire
1-(4-Aminophenyl)-3-morpholino-5,6-dihydropyridin-2(1H)-one Impurities CS-BX-00878 1267610-26-3 In Stock
2-Chloro-2-(phenylhydrazono)acetic Acid Ethyl Ester Impurities CS-T-96099 28663-68-5 Enquire
3-Morpholino-1-(4-(2-oxopiperidin-1-yl)phenyl)-5,6-dihydropy... Impurities CS-O-31950 545445-44-1 In Stock
3-Morpholino-1-(4-(2-oxopiperidin-1-yl)phenyl)piperidin-2(1H... Impurities CS-O-46151 Not Available Enquire
3-morpholino-1-(4-nitrophenyl)pyridin-2(1H)-one Impurities CS-O-35634 2818923-97-4 Enquire
4,5-Dehydro Apixaban Impurities CS-O-15285 1074549-89-5 Enquire
4-methoxy-N-(4-methoxyphenyl)-N-nitrosoaniline Impurities CS-O-53885 6947-36-0 In Stock
4-Methyl-5-Chlorovaleryl chloride Impurities CS-P-00640 813452-05-0 Enquire
Apixaban Acid Impurity Impurities CS-O-31952 503614-92-4 In Stock
Apixaban Amino Acid Impurity Impurities CS-EO-00222 2206825-87-6 In Stock
Apixaban Amino Acid Impurity Hydrochloride Impurities CS-EO-03324 2241139-69-3 Enquire
Apixaban carboxybutylaminophenyl Impurities CS-O-51474 2264018-89-3 In Stock
Apixaban Chloro Impurity Impurities CS-O-34152 2029205-64-7 In Stock
Apixaban Diacid Impurity Impurities CS-O-51742 Not Available In Stock
Apixaban dimer impurity Impurities CS-O-33907 1998079-11-0 Enquire
Apixaban Ester Impurity Impurities CS-O-15287 503614-91-3 In Stock
Apixaban Ethoxy Diethylamide impurity Impurities CS-O-49146 Not Available In Stock
Apixaban Hydroxy acid Impurity Impurities CS-O-52301 2459302-74-8 Enquire
Apixaban Impurity 12 Impurities CS-O-33908 1998079-12-1 Enquire
Apixaban Impurity 14 Impurities CS-EO-01425 1704504-93-7 Enquire
Apixaban Impurity 17 Impurities CS-P-07037 1423803-24-0 In Stock
Apixaban Impurity 24 Impurities CS-EO-01424 1928718-22-2 In Stock
Apixaban Impurity 26 Impurities CS-EO-00580 1449510-64-8 In Stock
Apixaban Impurity 27 Impurities CS-EO-00579 2133292-60-9 Enquire
Apixaban Impurity 29 Impurities CS-EO-00269 Not Available Enquire
Apixaban Impurity 29 Impurities CS-O-39680 2413365-22-5 Enquire
Apixaban Impurity 3 Impurities CS-T-95959 1643330-62-4 Enquire
Apixaban Impurity 32 Impurities CS-EO-00685 1998079-16-5 Enquire
Apixaban Impurity 33 Impurities CS-EO-00334 1686149-78-9 Enquire
Apixaban Impurity 34 Impurities CS-EO-01012 2098457-93-1 Enquire
Apixaban Impurity 38 Impurities CS-EO-02748 1998079-13-2 Enquire
Apixaban Impurity 39 Impurities CS-EO-02749 1998079-14-3 Enquire
Apixaban Impurity 44 Impurities CS-P-08544 2206825-81-0 In Stock
Apixaban Impurity 5 Impurities CS-EO-00998 Not Available Enquire
Apixaban Impurity 78 Impurities CS-O-56631 1620386-62-0 Enquire
Apixaban Impurity 84 Impurities CS-EO-02817 2816305-40-3 Enquire
Apixaban impurity A Impurities CS-AQ-00214 2098457-92-0 In Stock
Apixaban Impurity B Impurities CS-AQ-00215 1686149-74-5 In Stock
Apixaban Impurity C Impurities CS-EO-00943 1904628-10-9 In Stock
Apixaban impurity E Impurities CS-EO-00940 1609409-53-1 Enquire
Apixaban Intermediate Impurities CS-O-59639 Not Available Enquire
Apixaban Isopropyl Ester Impurity Impurities CS-O-36474 Not Available In Stock
Apixaban Methyl Ester Impurity Impurities CS-O-15286 1074365-84-6 In Stock
Apixaban Nitrosoacid impurity Impurities CS-O-45384 Not Available Enquire
Apixaban Nitrosoamide impurity Impurities CS-O-45383 Not Available Enquire
Apixaban Open Ring Amide Impurities CS-AQ-00217 2187409-01-2 In Stock
Apixaban PG Ester-I Impurities CS-O-35352 Not Available Enquire
Apixaban PG Ester-II Impurities CS-O-35353 Not Available Enquire
Apixaban Related Compound 1 Impurities CS-P-00639 4792-57-8 In Stock
Apixaban Related Compound 5 Impurities CS-EO-00335 2219376-48-2 Enquire
Apixaban Related Compound D Impurities CS-T-77184 1351611-14-7 In Stock
Apixaban Related Compound F Impurities CS-O-32147 536759-91-8 In Stock
Apixaban Related Compound G Impurities CS-O-43379 881386-12-5 In Stock
Apixaban Related Compound H Impurities CS-P-07038 1421823-20-2 In Stock
Apixaban ring open Diacid and amide impurity Impurities CS-O-54365 Not Available Enquire
AXN-III Impurities CS-T-94078 473927-64-9 Enquire
Desmethoxy Apixaban Impurities CS-EO-00211 1801881-17-3 In Stock
Ethyl (2E)-2-chloro-2-[2-(4-methoxyphenyl)hydrazinylidene]ac... Impurities CS-O-44767 1644619-42-0 Enquire
ethyl (Z)-2-chloro-2-(2-(4-methoxyphenyl)hydrazineylidene)ac... Impurities CS-ED-01790 473927-63-8 In Stock
Ethyl 2-chloro-2-[2-(2-methoxyphenyl)hydrazin-1-ylidene]acet... Impurities CS-O-46150 85014-68-2 Enquire
Ethyl-2-chloro-2-(2-(4-hydroxy phenyl)hydrazono)acetate Impurities CS-O-46152 Not Available Enquire
Hydroxy O-Demethyl Apixaban Impurities CS-EO-02248 2204368-56-7 Enquire
N-(4-methoxyphenyl)nitrous hydrazide Impurities CS-O-44916 Not Available Enquire
N-Nitroso 5-Chloropentanamide Apixaban Impurities CS-O-44917 Not Available Enquire
O-Desmethyl Apixaban Impurities CS-T-15230 503612-76-8 In Stock
O-Desmethyl Apixaban Sulfate Impurities CS-T-88771 1118765-14-2 Enquire


Intermediates

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
1-(4-Nitrophenyl)-2-piperidinone Intermediates CS-T-83145 38560-30-4 Enquire
3-(4-Morpholinyl)-1-(4-nitrophenyl)-5,6-dihydro-2(1H)-pyridi... Intermediates CS-O-32146 503615-03-0 Enquire
3-chloro-1-(4-nitrophenyl)piperidin-2-one Intermediates CS-T-93804 Not Available Enquire
Apixaban aminophenyl Impurity Intermediates CS-O-32148 503615-07-4 In Stock
Apixaban Related Compound 2 Intermediates CS-O-10617 536760-29-9 In Stock