Database / API & reference standards
API & reference standardsHydroxychloroquine O-Sulfate Sodium Salt
Hydroxychloroquine O-Sulfate Sodium Salt is listed in the API and reference-standard collection. Its represented structure has formula C18H25ClN3NaO4S and a calculated molecular weight of 437.93 g/mol.
2D chemical structure
Chemical identity
- Catalog name
- Hydroxychloroquine O-Sulfate Sodium Salt
- Common name
- Hydroxychloroquine O-Sulfate Sodium Salt
- Chemical name
- Not available
- CAS
- Not available
- SMILES
- CCN(CCCC(C)Nc1ccnc2cc(Cl)ccc12)CCOS(=O)(=O)[O][Na]
- InChI
- InChI=1S/C18H26ClN3O4S.Na/c1-3-22(11-12-26-27(23,24)25)10-4-5-14(2)21-17-8-9-20-18-13-15(19)6-7-16(17)18;/h6-9,13-14H,3-5,10-12H2,1-2H3,(H,20,21)(H,23,24,25);/q;+1/p-1
- InChIKey
- DXNDPIWJQPZOPR-UHFFFAOYSA-M
- Associated API
- Hydroxychloroquine
Record ID: A05383cec7abb
Computed properties
C18H25ClN3NaO4S Molecular formula
437.925 g/molMolecular weight
437.1152 DaMonoisotopic exact mass
80.76 ŲTopological polar surface area
3.1522 Calculated LogP (Wildman–Crippen)
112.8965 cm³/molMolar refractivity (Wildman–Crippen)
7 countHydrogen-bond acceptors
1 countHydrogen-bond donors
Descriptors are calculated from the displayed SMILES. Calculated LogP is not a measured partition coefficient or a pH-specific LogD. 1 potential atom stereocenters have unspecified configuration.
Molecular descriptor profile
Structural feature counts
Element composition
Radar scale: 0–100 percentile within 25,771 distinct represented structures in this release, using the midpoint rank for ties. Larger values indicate a higher descriptor rank, not greater safety or toxicity. Element counts include hydrogen and combine isotopes under each element.
Radar values and percentile reference
| Descriptor | Value | Percentile |
|---|---|---|
| Molecular weight | 437.925 | 76.91 |
| Calculated LogP (Wildman–Crippen) | 3.1522 | 64.68 |
| Topological polar surface area | 80.76 | 58.63 |
| Hydrogen-bond acceptors | 7 | 83.12 |
| Hydrogen-bond donors | 1 | 38.08 |
| Rotatable bonds (strict) | 12 | 93.56 |
Complete molecular descriptors
| Property | Calculated value | Unit / type |
|---|---|---|
| Molecular formula | C18H25ClN3NaO4S | dimensionless |
| Molecular weight | 437.925 | g/mol |
| Monoisotopic exact mass | 437.1152 | Da |
| Topological polar surface area | 80.76 | Ų |
| Calculated LogP (Wildman–Crippen) | 3.1522 | dimensionless |
| Molar refractivity (Wildman–Crippen) | 112.8965 | cm³/mol |
| Hydrogen-bond acceptors | 7 | count |
| Hydrogen-bond donors | 1 | count |
| Rotatable bonds (strict) | 12 | count |
| Heavy atoms | 28 | count |
| Heteroatoms | 10 | count |
| Rings | 2 | count |
| Aromatic rings | 2 | count |
| Aliphatic rings | 0 | count |
| Saturated rings | 0 | count |
| Aromatic heterocycles | 1 | count |
| Aliphatic heterocycles | 0 | count |
| Saturated heterocycles | 0 | count |
| Aromatic carbocycles | 1 | count |
| Aliphatic carbocycles | 0 | count |
| Fraction of sp³ carbon atoms | 0.5 | fraction |
| Formal charge | 0 | e |
| Disconnected components | 1 | count |
| Isotopically specified atoms | 0 | count |
| Potential atom stereocenters | 1 | count |
| Unspecified atom stereocenters | 1 | count |
| Spiro atoms | 0 | count |
| Bridgehead atoms | 0 | count |
| Labute approximate surface area | 189.763 | Ų |
| Valence electrons | 150 | count |
| Radical electrons | 0 | count |
| Bertz complexity | 869.0296 | index |
| Balaban J | 1.7957 | index |
Ring categories overlap and should not be summed. No toxicity result, PDE, HBEL or acceptable intake is inferred from these descriptors.
Toxicological services and resources for Hydroxychloroquine O-Sulfate Sodium Salt
PDE, HBEL and impurity assessment for Hydroxychloroquine O-Sulfate Sodium Salt
For a substance-specific assessment, request a PDE report for Hydroxychloroquine O-Sulfate Sodium Salt or explore HBEL derivation for Hydroxychloroquine O-Sulfate Sodium Salt. These services address exposure limits using toxicological evidence and the intended use of the substance.
For pharmaceutical development, explore prediction of degradation products of Hydroxychloroquine O-Sulfate Sodium Salt and qualification of impurities related to Hydroxychloroquine O-Sulfate Sodium Salt.
Related Altox services and technical resources
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- PDE report
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- Permitted daily exposure
- HBEL value
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- Prediction of degradation products and degradation pathways
- Ames prediction and ICH M7 assessment
- Genotoxic impurity assessment
- Mutagenic impurity assessment
- QSAR mutagenicity
- Non-mutagenic impurities assessment
- Qualification of impurities and degradation products
- Read-across
Identity sources and calculation method
Identifiers originate from the source catalogues and available public identity records. InChI and InChIKey on this page are generated from the displayed SMILES. RDKit validation checks the molecular representation; it does not independently verify every catalogue assignment.
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