Clearsynth is a leading innovator in pharmaceutical reference standards, offering high-quality Reference Standards for Azithromycin, including both pharmacopeial and non-pharmacopeial impurities, metabolites, stable isotope products, and nitrosamines (N-NO products). Our Azithromycin 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 Azithromycin-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 Azithromycin-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.
Azithromycin Related Compounds
Stable Isotopes
| COMPOUND | CATEGORY | CAT. No. | CAS. No. | STOCK STATUS |
|---|---|---|---|---|
| 3'-N-[[4-(Acetylamino)phenyl]sulfonyl]-3'-N-demethyl Azithro... | Stable Isotopes | CS-T-94381 | unlabelled: 612069-30-4 | Enquire |
| Azithromycin-13C | Stable Isotopes | CS-O-06431 | 83905-01-5(Unlabeled) | In Stock |
| Azithromycin-13CD3(N-Methyl) | Stable Isotopes | CS-O-57316 | Not Available | Enquire |
| Azithromycin-d3 | Stable Isotopes | CS-T-48523 | 163921-65-1 | In Stock |
| Azithromycin-d5 (major) | Stable Isotopes | CS-T-95211 | 83905-01-5(Unlabeled) | Enquire |
| Descladinose Azithromycin-d3 | Stable Isotopes | CS-T-96595 | 2714432-16-1 | Enquire |
| Nitroso N-De Methyl Azithromycin-D3 | Stable Isotopes | CS-T-104117 | Not Available | Enquire |
| N-Nitroso Azithromycin EP impurity A-13CD3 | Stable Isotopes | CS-O-53432 | Not Available | Enquire |
| N-Nitroso Azithromycin EP impurity A-15N-d3 | Stable Isotopes | CS-O-55556 | Not Available | Enquire |
| N-Nitroso Azithromycin EP impurity A-d3 | Stable Isotopes | CS-O-53431 | Not Available | Enquire |
| N-Nitroso Desmethyl Azithromycin-13Cd3 | Stable Isotopes | CS-O-53433 | Not Available | Enquire |
| N-Nitroso-Desmethylazithromycin-15N-13C-d3 | Stable Isotopes | CS-O-46928 | Not Available | Enquire |
API Standards
| COMPOUND | CATEGORY | CAT. No. | CAS. No. | STOCK STATUS |
|---|---|---|---|---|
| Azithromycin | API Standards | CS-O-00853 | 83905-01-5 | In Stock |
| Azithromycin dihydrate | API Standards | CS-O-00854 | 117772-70-0 | In Stock |
| Azithromycin monohydrate | API Standards | CS-O-00855 | 121470-24-4 | In Stock |
Impurities
| COMPOUND | CATEGORY | CAT. No. | CAS. No. | STOCK STATUS |
|---|---|---|---|---|
| 3'-(N,N-Didemethyl)Azithromycin | Impurities | CS-O-07321 | 612069-27-9 | In Stock |
| 3`-N,N-Di(desmethyl)-3'-N-formyl Azithromycin | Impurities | CS-O-07327 | 765927-71-7 | Enquire |
| 3’-N-{[4-(Acetylamino)phenyl]sulfonyl}-3’,3’-didemethyl Azit... | Impurities | CS-O-34800 | 2095879-65-3 | In Stock |
| 3'-De(Dimethylamino)-3'-Oxoazithromycin | Impurities | CS-O-07328 | 612069-25-7 | In Stock |
| 3'-Demethyl-3'-N-[(4-methylphenyl)sulfonyl]azithromycin | Impurities | CS-O-07323 | 612069-31-5 | In Stock |
| 3-Deoxy Azithromycin | Impurities | CS-O-07320 | 307974-61-4 | In Stock |
| 3-Hydroxy Azithromycinoic Acid | Impurities | CS-O-44419 | 2365312-76-9 | Enquire |
| 3-Hydroxy Azithromycinoic Acid Sodium Salt | Impurities | CS-EO-01106 | Not Available | Enquire |
| 3'-N-{[4-(Acetylamino)phenyl]sulfonyl}-3'-N-demethylazithrom... | Impurities | CS-O-07324 | 612069-30-4 | In Stock |
| 4’-Hydroxy Azithromycin | Impurities | CS-T-78361 | 756825-20-4 | Enquire |
| Azithromycin 13C2 | Impurities | CS-O-46365 | Not Available | Enquire |
| Azithromycin EP Impurity C | Impurities | CS-P-03314 | 620169-47-3 | In Stock |
| Azithromycin EP Impurity D | Impurities | CS-P-03315 | 612069-26-8 | In Stock |
| Azithromycin EP Impurity K | Impurities | CS-ZH-39994 | 612534-95-9 | In Stock |
| Azithromycin EP Impurity O | Impurities | CS-P-07142 | 763924-54-5 | In Stock |
| Azithromycin EP impurity P | Impurities | CS-T-48524 | 92594-45-1 | In Stock |
| Azithromycin impurity P | Impurities | CS-EO-00342 | 92594-45-1 | In Stock |
| Azithromycin Impurity R | Impurities | CS-T-54172 | 161193-44-8 | Enquire |
| Azithromycin N-Oxide | Impurities | CS-O-07326 | 90503-06-3 | In Stock |
| Azithromycin related Compound A | Impurities | CS-O-07319 | 76801-85-9 | In Stock |
| Azithromycin Related Compound F | Impurities | CS-O-07322 | 612069-28-0 | In Stock |
| Des alpha-l-Cladinose NorAzithromycin | Impurities | CS-O-54227 | 620169-52-0 | Enquire |
| Descladinose 6-N-Desmethyl Azithromycin | Impurities | CS-T-95974 | 111247-94-0 | Enquire |
| Desosaminylazithromycin | Impurities | CS-O-07325 | 117693-41-1 | In Stock |
| N-Demethylazithromycin | Impurities | CS-O-11361 | 172617-84-4 | In Stock |
| N-Desmethyl Azithromycin B | Impurities | CS-T-88798 | 857078-26-3 | Enquire |
| N-nitroso azithromycin EP impurity M | Impurities | CS-O-43353 | Not Available | Enquire |