Database / API & reference standards
API & reference standardsHydroxychloroquine-d4 Sulfate
Hydroxychloroquine-d4 Sulfate is listed in the API and reference-standard collection under CAS 1216432-56-2. Its represented structure has formula C18H28ClN3O5S and a calculated molecular weight of 437.98 g/mol.
2D chemical structure
Chemical identity
- Catalog name
- Hydroxychloroquine-d4 Sulfate
- Common name
- Hydroxychloroquine-d4 Sulfate
- Chemical name
- 2-[[4-[(7-chloroquinolin-4-yl)amino]-1,1,2,2-tetradeuteriopentyl]-ethylamino]ethanol;sulfuric acid
- CAS
- 1216432-56-2
- SMILES
- O=S(=O)(O)O.[2H]C([2H])(CC(C)Nc1ccnc2cc(Cl)ccc12)C([2H])([2H])N(CC)CCO
- InChI
- InChI=1S/C18H26ClN3O.H2O4S/c1-3-22(11-12-23)10-4-5-14(2)21-17-8-9-20-18-13-15(19)6-7-16(17)18;1-5(2,3)4/h6-9,13-14,23H,3-5,10-12H2,1-2H3,(H,20,21);(H2,1,2,3,4)/i4D2,10D2;
- InChIKey
- JCBIVZZPXRZKTI-LINVOLBQSA-N
- Associated API
- Hydroxychloroquine Sulfate
Record ID: A99bad5316314
Computed properties
C18H28ClN3O5S Molecular formula
437.9824 g/molMolecular weight
437.1689 DaMonoisotopic exact mass
122.99 ŲTopological polar surface area
3.1302 Calculated LogP (Wildman–Crippen)
112.4489 cm³/molMolar refractivity (Wildman–Crippen)
6 countHydrogen-bond acceptors
4 countHydrogen-bond donors
Descriptors are calculated from the displayed SMILES. Calculated LogP is not a measured partition coefficient or a pH-specific LogD. The SMILES contains 2 disconnected components. Calculations retain all represented components. The structure contains 4 isotopically specified atoms. 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 | 437.9824 | 76.92 |
| Calculated LogP (Wildman–Crippen) | 3.1302 | 64.30 |
| Topological polar surface area | 122.99 | 82.72 |
| Hydrogen-bond acceptors | 6 | 75.83 |
| Hydrogen-bond donors | 4 | 89.70 |
| Rotatable bonds (strict) | 9 | 86.25 |
Complete molecular descriptors
| Property | Calculated value | Unit / type |
|---|---|---|
| Molecular formula | C18H28ClN3O5S | dimensionless |
| Molecular weight | 437.9824 | g/mol |
| Monoisotopic exact mass | 437.1689 | Da |
| Topological polar surface area | 122.99 | Ų |
| Calculated LogP (Wildman–Crippen) | 3.1302 | dimensionless |
| Molar refractivity (Wildman–Crippen) | 112.4489 | cm³/mol |
| Hydrogen-bond acceptors | 6 | count |
| Hydrogen-bond donors | 4 | count |
| Rotatable bonds (strict) | 9 | 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 | 2 | count |
| Isotopically specified atoms | 4 | count |
| Potential atom stereocenters | 1 | count |
| Unspecified atom stereocenters | 1 | count |
| Spiro atoms | 0 | count |
| Bridgehead atoms | 0 | count |
| Labute approximate surface area | 176.282 | Ų |
| Valence electrons | 158 | count |
| Radical electrons | 0 | count |
| Bertz complexity | 989.739 | index |
| Balaban J | 0 | 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-d4 Sulfate
PDE, HBEL and impurity assessment for Hydroxychloroquine-d4 Sulfate
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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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