Quinidine sulfate salt dihydrate
SIGMA/Q0875
CAS Number: 6591-63-5
Empirical Formula (Hill Notation): C40H48N4O4 · H2O4S · 2H2O
Molecular Weight: 782.94
EC Number: 200-046-3
MDL Number: MFCD00149346
Linear Formula: C40H48N4O4 · H2O4S · 2H2O
Product Type: Chemical
| impurities | ≤20% Dihydroquinidine (according to USP specifications., actual content given on label) |
| InChI | 1S/2C20H24N2O2.H2O4S.2H2O |
| InChI key | ZHNFLHYOFXQIOW-WFTMRWCJSA |
| mp | 212-214 °C (dec.) (lit.) |
| originator | Bayer |
| Quality Level | 200 ![]() |
| SMILES string | [H]O[H].[H]O[H].OS(O)(=O) |
| Application: | Quinidine sulfate salt dihydrate has been used as an antiarrhythmic drug to study its effects on phosphorylation and mutations in the cardiac sodium channel Nav1.5. |
| Biochem/physiol Actions: | Class IA antiarrhythmic; potassium channel blocker. |
| Biochem/physiol Actions: | Quinidine shows therapeutic effects against atrial fibrillation and cardiac arrhythmias. |
| Features and Benefits: | This compound was developed by Bayer . To browse the list of other pharma-developed compounds and Approved Drugs/Drug Candidates, click here . |
| General description: | Quinidine is an alkaloid present in the bark of the Cinchona tree. It is the D-isomer of quinine, an antimalarial drug. |
| Packaging: | 10, 25, 50 g in glass bottle |
| Symbol | GHS07 |
| Signal word | Warning |
| Hazard statements | H302 |
| Precautionary statements | P264 - P270 - P301 + P312 - P501 |
| Hazard Codes | Xn |
| Risk Statements | 22 |
| RIDADR | NONH for all modes of transport |
| WGK Germany | WGK 1 |
| Flash Point(F) | Not applicable |
| Flash Point(C) | Not applicable |
| mp | 212-214 °C (dec.) (lit.) |
| UNSPSC | 12352200 |


