Database / API & reference standards
API & reference standardsZoledronic Acid-15N2,13C2
Zoledronic Acid-15N2,13C2 is listed in the API and reference-standard collection under CAS 1189694-79-8. Its represented structure has formula C5H10N2O7P2 and a calculated molecular weight of 276.06 g/mol.
2D chemical structure
Chemical identity
- Catalog name
- Zoledronic Acid-15N2,13C2
- Common name
- Zoledronic Acid-15N2,13C2
- Chemical name
- Not available
- CAS
- 1189694-79-8
- SMILES
- O=P(O)(O)[13C](O)([13CH2][15n]1cc[15n]c1)P(=O)(O)O
- InChI
- InChI=1S/C5H10N2O7P2/c8-5(15(9,10)11,16(12,13)14)3-7-2-1-6-4-7/h1-2,4,8H,3H2,(H2,9,10,11)(H2,12,13,14)/i3+1,5+1,6+1,7+1
- InChIKey
- XRASPMIURGNCCH-LAWBUZBNSA-N
- Associated API
- Zoledronic Acid
Record ID: A1e0171376427
Computed properties
C5H10N2O7P2 Molecular formula
276.0609 g/molMolecular weight
275.9971 DaMonoisotopic exact mass
153.11 ŲTopological polar surface area
-1.1154 Calculated LogP (Wildman–Crippen)
51.265 cm³/molMolar refractivity (Wildman–Crippen)
4 countHydrogen-bond acceptors
5 countHydrogen-bond donors
Descriptors are calculated from the displayed SMILES. Calculated LogP is not a measured partition coefficient or a pH-specific LogD. The structure contains 4 isotopically specified atoms.
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 | 276.0609 | 37.00 |
| Calculated LogP (Wildman–Crippen) | -1.1154 | 7.00 |
| Topological polar surface area | 153.11 | 89.74 |
| Hydrogen-bond acceptors | 4 | 50.68 |
| Hydrogen-bond donors | 5 | 94.13 |
| Rotatable bonds (strict) | 4 | 49.39 |
Complete molecular descriptors
| Property | Calculated value | Unit / type |
|---|---|---|
| Molecular formula | C5H10N2O7P2 | dimensionless |
| Molecular weight | 276.0609 | g/mol |
| Monoisotopic exact mass | 275.9971 | Da |
| Topological polar surface area | 153.11 | Ų |
| Calculated LogP (Wildman–Crippen) | -1.1154 | dimensionless |
| Molar refractivity (Wildman–Crippen) | 51.265 | cm³/mol |
| Hydrogen-bond acceptors | 4 | count |
| Hydrogen-bond donors | 5 | count |
| Rotatable bonds (strict) | 4 | count |
| Heavy atoms | 16 | count |
| Heteroatoms | 11 | count |
| Rings | 1 | count |
| Aromatic rings | 1 | count |
| Aliphatic rings | 0 | count |
| Saturated rings | 0 | count |
| Aromatic heterocycles | 1 | count |
| Aliphatic heterocycles | 0 | count |
| Saturated heterocycles | 0 | count |
| Aromatic carbocycles | 0 | count |
| Aliphatic carbocycles | 0 | count |
| Fraction of sp³ carbon atoms | 0.4 | fraction |
| Formal charge | 0 | e |
| Disconnected components | 1 | count |
| Isotopically specified atoms | 4 | count |
| Potential atom stereocenters | 0 | count |
| Unspecified atom stereocenters | 0 | count |
| Spiro atoms | 0 | count |
| Bridgehead atoms | 0 | count |
| Labute approximate surface area | 89.6971 | Ų |
| Valence electrons | 92 | count |
| Radical electrons | 0 | count |
| Bertz complexity | 423.3521 | index |
| Balaban J | 3.1761 | 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 Zoledronic Acid-15N2,13C2
PDE, HBEL and impurity assessment for Zoledronic Acid-15N2,13C2
For a substance-specific assessment, request a PDE report for Zoledronic Acid-15N2,13C2 or explore HBEL derivation for Zoledronic Acid-15N2,13C2. These services address exposure limits using toxicological evidence and the intended use of the substance.
For pharmaceutical development, explore prediction of degradation products of Zoledronic Acid-15N2,13C2 and qualification of impurities related to Zoledronic Acid-15N2,13C2.
Related Altox services and technical resources
- PDE calculation
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- Permitted daily exposure
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- Ames prediction and ICH M7 assessment
- Genotoxic impurity assessment
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- 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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