Hydroxychloroquine sulfate
USP/1327000 - United States Pharmacopeia (USP) Reference Standard
Synonym: Hydroxychloroquine sulfate; 7-
CAS Number: 747-36-4
Empirical Formula (Hill Notation): C18H26ClN3O · H2SO4
Molecular Weight: 433.95
EC Number: 212-019-3
MDL Number: MFCD00078203
Linear Formula: C18H26ClN3O · H2SO4
Product Type: Chemical
| agency | USP |
| API family | hydroxychloroquine |
| application(s) | pharmaceutical (small molecule) |
| biological source | synthetic |
| color | white to off-white |
| format | neat |
| grade | pharmaceutical primary standard |
| InChI | 1S/C18H26ClN3O.H2O4S/c1-3 |
| InChI key | JCBIVZZPXRZKTI-UHFFFAOYSA |
| manufacturer/tradename | USP |
| mp | 388.4 °F (198°C; 240°C) |
| packaging | pkg of 200 mg |
| pH | 3.5-5.5 (1% in aqueous solution, pH <6.0) |
| SMILES string | OS(O)(=O)=O.CCN(CCO)CCCC( |
| solubility | chloroform: practically insoluble |
| ethanol: practically insoluble | |
| ether: practically insoluble | |
| water: soluble | |
| storage condition | protect from light |
| Analysis Note: | These products are for test and assay use only. They are not meant for administration to humans or animals and cannot be used to diagnose, treat, or cure diseases of any kind. |
| Application: | Hydroxychloroquine sulfate USP reference standard, intended for use in specified quality tests and assays as specified in the USP compendia. Also, for use with USP monographs such as: • Hydroxychloroquine Sulfate Tablets • Hydroxychloroquine Sulfate Compounded Oral Suspension • Chloroquine Phosphate |
| Biochem/physiol Actions: | Hydroxychloroquine sulfate is an anti-inflammatory (via TNF), disease-modifying antirheumatic drug (DMARD), and a heme polymerase inhibitor. |
| Biochem/physiol Actions: | Hydroxychloroquine sulfate is an anti-inflammatory (via TNF), disease-modifying antirheumatic drug (DMARD), and a heme polymerase inhibitor. It is used in treating malaria. |
| General description: | This product is provided as delivered and specified by the issuing Pharmacopoeia. All information provided in support of this product, including SDS and any product information leaflets have been developed and issued under the Authority of the issuing Pharmacopoeia. For further information and support please go to the website of the issuing Pharmacopoeia ![]() Hydroxychloroquine Sulfate is a salt of hydroxychloroquine (HCQ, Plaquenil), a 4-aminoquinoline based antiviral drug. |
| Other Notes: | Sales restrictions may apply. |
| Symbol | GHS07 |
| Signal word | Warning |
| Hazard statements | H302 - H315 - H319 |
| Precautionary statements | P301 + P312 + P330 - P305 + P351 + P338 |
| Hazard Codes | Xn |
| Risk Statements | 22-36 |
| Safety Statements | 26 |
| RIDADR | NONH for all modes of transport |
| WGK Germany | WGK 3 |
| Flash Point(F) | Not applicable |
| Flash Point(C) | Not applicable |
| mp | 388.4 °F (198°C; 240°C) |
| UNSPSC | 41116107 |


