Clearsynth is a leading innovator in pharmaceutical reference standards, offering high-quality Reference Standards for Azelastine, including both pharmacopeial and non-pharmacopeial impurities, metabolites, stable isotope products, and nitrosamines (N-NO products). Our Azelastine 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 Azelastine-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 Azelastine-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.
Azelastine Related Compounds
Stable Isotopes
| COMPOUND | CATEGORY | CAT. No. | CAS. No. | STOCK STATUS |
|---|---|---|---|---|
| "Azelastine 13C,d3 N-Oxide" | Stable Isotopes | CS-T-48467 | 1346602-76-3 | Enquire |
| Azelastine 13C,d3 | Stable Isotopes | CS-T-48465 | 1217019-80-1 | Enquire |
| Azelastine D4 | Stable Isotopes | CS-O-14396 | 1228258-93-2 | Enquire |
| Azelastine-d3 | Stable Isotopes | CS-TA-21031 | 758637-88-6 | Enquire |
| Azelastine-d4 Hydrochloride | Stable Isotopes | CS-O-03081 | 1228258-95-4 (Free base) | In Stock |
| N-desmethyl Azelastine-d4 | Stable Isotopes | CS-O-06428 | 2747914-87-8 | In Stock |
API Standards
| COMPOUND | CATEGORY | CAT. No. | CAS. No. | STOCK STATUS |
|---|---|---|---|---|
| (R)-Azelastine Hydrochloride | API Standards | CS-T-48463 | 153408-28-7 | In Stock |
| (S)-Azelastine Hydrochloride | API Standards | CS-T-48464 | 153408-27-6 | In Stock |
| Azelastine Hydrochloride | API Standards | CS-O-10236 | 79307-93-0 | In Stock |
Metabolites
| COMPOUND | CATEGORY | CAT. No. | CAS. No. | STOCK STATUS |
|---|---|---|---|---|
| N-Desmethyl Azelastine | Metabolites | CS-O-06068 | 47491-38-3 | In Stock |
Impurities
| COMPOUND | CATEGORY | CAT. No. | CAS. No. | STOCK STATUS |
|---|---|---|---|---|
| (R)-Azelastine N-Oxide | Impurities | CS-P-07184 | Not Available | Enquire |
| (R)-Azelastine N-Oxide (Mixture of Diastereomers) | Impurities | CS-EO-02226 | 1346617-18-2 | In Stock |
| (S)-Azelastine N-Oxide | Impurities | CS-P-02684 | Not Available | Enquire |
| (S)-Azelastine N-Oxide (Mixture of Diastereomers) | Impurities | CS-EO-02227 | 1346617-06-8 | In Stock |
| Azelastine 2-Chloro Isomer | Impurities | CS-O-47386 | 752922-66-0 | In Stock |
| Azelastine 2-chloro isomer hydrochloride | Impurities | CS-O-36212 | 752922-66-0 (free base) | Enquire |
| Azelastine 3-chloro isomer hydrochloride | Impurities | CS-O-36213 | 37933-01-0 (Free base) | Enquire |
| Azelastine 3-Chloro-Isomer | Impurities | CS-T-50853 | 37933-01-0 | In Stock |
| Azelastine 5-Member-Cyclic-Isomer HCl | Impurities | CS-EO-00473 | 117078-70-3 | Enquire |
| Azelastine EP Impurity A | Impurities | CS-M-43257 | 613-94-5 | In Stock |
| Azelastine EP Impurity B | Impurities | CS-O-13790 | 110406-94-5 | In Stock |
| Azelastine EP Impurity B | Impurities | CS-T-33178 | 117078-69-0 | Enquire |
| Azelastine EP Impurity C | Impurities | CS-T-12256 | 53242-76-5 | In Stock |
| Azelastine EP Impurity D | Impurities | CS-T-12336 | 53242-88-9 | In Stock |
| Azelastine EP Impurity E | Impurities | CS-O-15175 | 105279-16-1 | Enquire |
| N-Nitroso Desmethyl Azelastine | Impurities | CS-O-40125 | Not Available | In Stock |
EP Standards
| COMPOUND | CATEGORY | CAT. No. | CAS. No. | STOCK STATUS |
|---|---|---|---|---|
| Azelastine impurity B (Y0000327) | EP Standards | CS-EG-00141 | 110406-94-5 | Enquire |
Intermediates
| COMPOUND | CATEGORY | CAT. No. | CAS. No. | STOCK STATUS |
|---|---|---|---|---|
| Azelastine Related Compound F | Intermediates | CS-T-48466 | 640279-88-5 | In Stock |