Database / Pharmaceutical impurity
Pharmaceutical impuritytrans-4-(6,8-Dibromoquinazolin-3(4H)-yl)cyclohexanol Hydrochloride
trans-4-(6,8-Dibromoquinazolin-3(4H)-yl)cyclohexanol Hydrochloride is listed in the pharmaceutical impurity collection under CAS 2356152-56-0. Its represented structure has formula C14H17Br2ClN2O and a calculated molecular weight of 424.56 g/mol.
2D chemical structure
Chemical identity
- Catalog name
- trans-4-(6,8-Dibromoquinazolin-3(4H)-yl)cyclohexanol Hydrochloride
- Common name
- trans-4-(6,8-Dibromoquinazolin-3(4H)-yl)cyclohexanol Hydrochloride
- Chemical name
- 4-(6,8-dibromo-4H-quinazolin-3-yl)cyclohexan-1-ol;hydrochloride
- CAS
- 2356152-56-0
- SMILES
- Cl.OC1CCC(N2C=Nc3c(Br)cc(Br)cc3C2)CC1
- InChI
- InChI=1S/C14H16Br2N2O.ClH/c15-10-5-9-7-18(8-17-14(9)13(16)6-10)11-1-3-12(19)4-2-11;/h5-6,8,11-12,19H,1-4,7H2;1H
- InChIKey
- FFENEVSGUVRJMN-UHFFFAOYSA-N
- Associated API
- Matrix - API Family Ambroxol Hydrochloride
Record ID: Aaa301803ba1d
Computed properties
C14H17Br2ClN2O Molecular formula
424.564 g/molMolecular weight
421.9396 DaMonoisotopic exact mass
35.83 ŲTopological polar surface area
4.4123 Calculated LogP (Wildman–Crippen)
91.0478 cm³/molMolar refractivity (Wildman–Crippen)
3 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. The SMILES contains 2 disconnected components. Calculations retain all represented components.
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 | 424.564 | 74.48 |
| Calculated LogP (Wildman–Crippen) | 4.4123 | 83.65 |
| Topological polar surface area | 35.83 | 17.56 |
| Hydrogen-bond acceptors | 3 | 33.13 |
| Hydrogen-bond donors | 1 | 38.08 |
| Rotatable bonds (strict) | 1 | 12.12 |
Complete molecular descriptors
| Property | Calculated value | Unit / type |
|---|---|---|
| Molecular formula | C14H17Br2ClN2O | dimensionless |
| Molecular weight | 424.564 | g/mol |
| Monoisotopic exact mass | 421.9396 | Da |
| Topological polar surface area | 35.83 | Ų |
| Calculated LogP (Wildman–Crippen) | 4.4123 | dimensionless |
| Molar refractivity (Wildman–Crippen) | 91.0478 | cm³/mol |
| Hydrogen-bond acceptors | 3 | count |
| Hydrogen-bond donors | 1 | count |
| Rotatable bonds (strict) | 1 | count |
| Heavy atoms | 20 | count |
| Heteroatoms | 6 | count |
| Rings | 3 | count |
| Aromatic rings | 1 | count |
| Aliphatic rings | 2 | count |
| Saturated rings | 1 | count |
| Aromatic heterocycles | 0 | count |
| Aliphatic heterocycles | 1 | count |
| Saturated heterocycles | 0 | count |
| Aromatic carbocycles | 1 | count |
| Aliphatic carbocycles | 1 | count |
| Fraction of sp³ carbon atoms | 0.5 | fraction |
| Formal charge | 0 | e |
| Disconnected components | 2 | count |
| Isotopically specified atoms | 0 | count |
| Potential atom stereocenters | 0 | count |
| Unspecified atom stereocenters | 0 | count |
| Spiro atoms | 0 | count |
| Bridgehead atoms | 0 | count |
| Labute approximate surface area | 141.6769 | Ų |
| Valence electrons | 110 | count |
| Radical electrons | 0 | count |
| Bertz complexity | 516.1405 | 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 trans-4-(6,8-Dibromoquinazolin-3(4H)-yl)cyclohexanol Hydrochloride
Qualification and safety assessment of trans-4-(6,8-Dibromoquinazolin-3(4H)-yl)cyclohexanol Hydrochloride
Explore toxicological qualification of trans-4-(6,8-Dibromoquinazolin-3(4H)-yl)cyclohexanol Hydrochloride and ICH M7 mutagenic impurity assessment of trans-4-(6,8-Dibromoquinazolin-3(4H)-yl)cyclohexanol Hydrochloride for evaluation of this impurity in its pharmaceutical context.
Where data gaps need to be addressed, resources include read-across assessment for trans-4-(6,8-Dibromoquinazolin-3(4H)-yl)cyclohexanol Hydrochloride and acceptable intake and limit justification for trans-4-(6,8-Dibromoquinazolin-3(4H)-yl)cyclohexanol Hydrochloride. The relevant approach depends on the available evidence, exposure and duration of use.
Related Altox services and technical resources
- ICH M7 Mutagenic Impurity Assessment
- Genotoxic Impurity Risk Assessment
- (Q)SAR Mutagenicity Assessment
- Mutagenic and Non-Mutagenic Impurity Assessment
- Toxicological Qualification of Impurities and Degradation Products
- Toxicological Read-Across Assessment
- Impurity Specification Setting and Limit Justification
- Acceptable Intake (AI) Assessment and Limit Derivation
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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