Clearsynth is a leading innovator in pharmaceutical reference standards, offering high-quality Reference Standards for Quinidine, including both pharmacopeial and non-pharmacopeial impurities, metabolites, stable isotope products, and nitrosamines (N-NO products). Our Quinidine 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 Quinidine-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 Quinidine-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.
Quinidine Related Compounds
Stable Isotopes
| COMPOUND | CATEGORY | CAT. No. | CAS. No. | STOCK STATUS |
|---|---|---|---|---|
| (3R)-Hydroxyquinidine-vinyl-d3 | Stable Isotopes | CS-T-97411 | 1267650-60-1 | Enquire |
| (3S)-3-Hydroxy Quinidine-vinyl-d3 | Stable Isotopes | CS-T-101263 | Not Available | Enquire |
| N-Methyl Quinidine-d3 iodide | Stable Isotopes | CS-O-54700 | 42982-87-6 (Unlabelled) | Enquire |
| Quinidine-13C,d2 Hydrochloride | Stable Isotopes | CS-O-06906 | 56-54-2(Unlabeled) | In Stock |
| Quinidine-d3 1’-Oxide | Stable Isotopes | CS-T-102093 | Not Available | Enquire |
| 3-Hydroxy Quinidine D3 | Stable Isotopes | CS-O-03680 | 53467-23-5 (Unlabeled) | Enquire |
| Quinidine D3 | Stable Isotopes | CS-O-13037 | 1267657-68-0 | Enquire |
| Quinidine Methiodide-d3 | Stable Isotopes | CS-O-13040 | Not Available | Enquire |
| Quinidine-d3 1-Oxide | Stable Isotopes | CS-O-13038 | Not Available | Enquire |
| Quinidine-d3 N-Oxide | Stable Isotopes | CS-O-13039 | Not Available | Enquire |
API
| COMPOUND | CATEGORY | CAT. No. | CAS. No. | STOCK STATUS |
|---|---|---|---|---|
| Hydroquinidine | API | CS-DA-00142 | 1435-55-8 | In Stock |
| Quinidine Hydrochloride | API | CS-O-51899 | 6151-40-2 | Enquire |
| Quinidine Sulfate Dihydrate | API | CS-T-61020 | 6591-63-5 | In Stock |
| Quinidine sulphate | API | CS-O-02210 | 50-54-4 | In Stock |
| Quinicine Oxalate | API | CS-EO-01975 | 84-55-9 (free base) | Enquire |
| Quinidine Gluconate | API | CS-T-61019 | 7054-25-3 | Enquire |
Metabolite
| COMPOUND | CATEGORY | CAT. No. | CAS. No. | STOCK STATUS |
|---|---|---|---|---|
| 3-Hydroxyquinidine | Metabolite | CS-O-03681 | 129702-12-1 | In Stock |
| O-Desmethyl Quinidine | Metabolite | CS-T-52259 | 70877-75-7 | In Stock |
| (3S)-3-Hydroxy Quinidine | Metabolite | CS-O-10329 | 53467-23-5 | Enquire |
Impurity
| COMPOUND | CATEGORY | CAT. No. | CAS. No. | STOCK STATUS |
|---|---|---|---|---|
| Dihydrocinchonine Sulphate | Impurity | CS-EO-03806 | 70134-33-7 | Enquire |
| Quinidine EP Impurity B sulfate salt | Impurity | CS-EO-03805 | 118-10-5 (Freebase) | Enquire |
| Quinidine Methiodide | Impurity | CS-T-61018 | 42982-87-6 | Enquire |
| Quinidine N-Oxide | Impurity | CS-T-61017 | 70116-00-6 | In Stock |
| 9-Acetyl Apoquinidine Methyl Ether | Impurity | CS-T-47119 | 139239-49-9 | Enquire |
| 9-Acetyl-3,10-dihydroxyapoquinidine Methyl Ether | Impurity | CS-T-64309 | 1262639-66-6 | Enquire |
| 9-epi-Quinidine | Impurity | CS-T-85708 | 572-59-8 | Enquire |
| Quinidine 1'-Oxide | Impurity | CS-T-61016 | 115730-97-7 | Enquire |
| Quinidine Sulfate | Impurity | CS-T-85145 | 747-45-5 | Enquire |
Fine Chemicals
| COMPOUND | CATEGORY | CAT. No. | CAS. No. | STOCK STATUS |
|---|---|---|---|---|
| 10,11-Dihydroquinidine | Fine Chemicals | CS-O-58891 | 1076202-13-5 | Enquire |
| Quininone | Fine Chemicals | CS-T-61025 | 84-31-1 | In Stock |
| Dihydroquinidine sulfate | Fine Chemicals | CS-ED-02268 | Not Available | Enquire |
Secondary Standards
| COMPOUND | CATEGORY | CAT. No. | CAS. No. | STOCK STATUS |
|---|---|---|---|---|
| Quinidine Gluconate | Secondary Standards | CS-SS-25923-500MG | 7054-25-3 | Enquire |
| Quinidine Sulfate | Secondary Standards | CS-SS-25924-1GM | 6591-63-5 | Enquire |