Clearsynth is a leading innovator in pharmaceutical reference standards, offering high-quality Reference Standards for Pyridines, including both pharmacopeial and non-pharmacopeial impurities, metabolites, stable isotope products, and nitrosamines (N-NO products). Our Pyridines 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 Pyridines-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 Pyridines-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.
Pyridines Related Compounds
Metabolites
| COMPOUND | CATEGORY | CAT. No. | CAS. No. | STOCK STATUS |
|---|---|---|---|---|
| 2,3-Cyclopentenopyridine N-oxide | Metabolites | CS-AC-11284 | 90685-58-8 | Enquire |
Impurities
| COMPOUND | CATEGORY | CAT. No. | CAS. No. | STOCK STATUS |
|---|---|---|---|---|
| 2-Pyridinesulfonamide | Impurities | CS-M-51715 | 63636-89-5 | Enquire |
| 2-Pyridinesulfonyl Chloride | Impurities | CS-T-96108 | 66715-65-9 | Enquire |
| 3-Hydroxy-2-imino-1(2H)-pyridinesulfonic Acid Monohydrate | Impurities | CS-T-79400 | 363619-90-3 | Enquire |
| 4-PYRIDINESULPHONIC ACID | Impurities | CS-DL-00587 | 5402-20-0 | Enquire |
Intermediates
| COMPOUND | CATEGORY | CAT. No. | CAS. No. | STOCK STATUS |
|---|---|---|---|---|
| 2-Methoxy-3-pyridinesulfonyl Chloride | Intermediates | CS-T-57868 | 219715-44-3 | Enquire |
| 2-Pyridineselenenyl bromide | Intermediates | CS-ED-33743 | 91491-61-1 | Enquire |
| 2-Pyridinesulfonyl Chloride | Intermediates | CS-T-41048 | 111480-84-3 | Enquire |
| 2-Pyridinesulfonylfluoride; Pyridin-2-sulfonyl fluoride | Intermediates | CS-DV-01866 | 878376-35-3 | Enquire |
| 3-Pyridinesulfonic acid | Intermediates | CS-M-57748 | 636-73-7 | Enquire |
| 4-[(3-Methylphenyl)amino]-3-pyridinesulfonamide Hydrochlorid... | Intermediates | CS-T-58511 | 160822-47-9 | Enquire |
| 4-Chloro-3-pyridinesulfonamide | Intermediates | CS-T-12596 | 33263-43-3 | Enquire |
| 4-Chloropyridinesulfonic Acid | Intermediates | CS-T-51008 | 51498-38-5 | Enquire |
| 4-Hydroxy-3-pyridinesulfonic Acid | Intermediates | CS-T-28572 | 51498-37-4 | In Stock |
| 4-Methoxy-3-pyridinesulfonyl Chloride | Intermediates | CS-T-57866 | 945257-53-4 | Enquire |
| 5-Chloro-3-pyridinesulfonyl Chloride | Intermediates | CS-T-72012 | 1060802-18-7 | Enquire |
| 5-Fluoro-2-pyridinesulfonyl Chloride | Intermediates | CS-T-74181 | 1060802-47-2 | Enquire |
| 5-Methyl-2-pyridinesulfonamide | Intermediates | CS-T-82129 | 65938-77-4 | Enquire |
| 5-Trifluoromethyl-2-pyridinesulfonyl Chloride | Intermediates | CS-T-45370 | 174485-72-4 | Enquire |
| 6-Chloro-3-pyridinesulfonamide | Intermediates | CS-T-12593 | 40741-46-6 | Enquire |
| N-Methyl-3-pyridinesulfonamide | Intermediates | CS-ED-41982 | 4847-34-1 | Enquire |
| N-Methyl-4-pyridinesulfonamide | Intermediates | CS-ED-41983 | 1509701-26-1 | Enquire |
Fine Chemicals
| COMPOUND | CATEGORY | CAT. No. | CAS. No. | STOCK STATUS |
|---|---|---|---|---|
| 2-Pyridinesulfonic acid | Fine Chemicals | CS-O-55217 | 815103-48-7 | Enquire |