Altox

Database / API & reference standards

API & reference standards

Besifloxacin Hydrochloride

Besifloxacin Hydrochloride is listed in the API and reference-standard collection under CAS 405165-61-9. Its represented structure has formula C19H22Cl2FN3O3 and a calculated molecular weight of 430.31 g/mol.

2D chemical structure

H C l N H 2 N F O O H O N C l ( R )

Chemical identity

Catalog name
Besifloxacin Hydrochloride
Common name
Besifloxacin Hydrochloride
Chemical name
7-[(3R)-3-aminoazepan-1-yl]-8-chloro-1-cyclopropyl-6-fluoro-4-oxoquinoline-3-carboxylic acid;hydrochloride
CAS
405165-61-9
SMILES
Cl.N[C@@H]1CCCCN(c2c(F)cc3c(=O)c(C(=O)O)cn(C4CC4)c3c2Cl)C1
InChI
InChI=1S/C19H21ClFN3O3.ClH/c20-15-16-12(18(25)13(19(26)27)9-24(16)11-4-5-11)7-14(21)17(15)23-6-2-1-3-10(22)8-23;/h7,9-11H,1-6,8,22H2,(H,26,27);1H/t10-;/m1./s1
InChIKey
PMQBICKXAAKXAY-HNCPQSOCSA-N
Associated API
Besifloxacin

Record ID: Abfd526cef2ed

Computed properties

C19H22Cl2FN3O3 Molecular formula
430.307 g/molMolecular weight
429.1022 DaMonoisotopic exact mass
88.56 ŲTopological polar surface area
3.5665 Calculated LogP (Wildman–Crippen)
109.6937 cm³/molMolar refractivity (Wildman–Crippen)
4 countHydrogen-bond acceptors
2 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

Descriptor radar

Mol. weight LogP TPSA HBA HBD Rotatable 25 50 75 100

Structural feature counts

0 2 4 Count H-bond acceptors H-bond donors Rotatable bonds Rings Aromatic rings Stereo centers

Element composition

C Cl F H N O 0 5 10 15 20 Number of atoms

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
DescriptorValuePercentile
Molecular weight430.30775.45
Calculated LogP (Wildman–Crippen)3.566571.88
Topological polar surface area88.5664.43
Hydrogen-bond acceptors450.68
Hydrogen-bond donors264.87
Rotatable bonds (strict)337.08

Complete molecular descriptors

PropertyCalculated valueUnit / type
Molecular formulaC19H22Cl2FN3O3dimensionless
Molecular weight430.307g/mol
Monoisotopic exact mass429.1022Da
Topological polar surface area88.56Ų
Calculated LogP (Wildman–Crippen)3.5665dimensionless
Molar refractivity (Wildman–Crippen)109.6937cm³/mol
Hydrogen-bond acceptors4count
Hydrogen-bond donors2count
Rotatable bonds (strict)3count
Heavy atoms28count
Heteroatoms9count
Rings4count
Aromatic rings2count
Aliphatic rings2count
Saturated rings2count
Aromatic heterocycles1count
Aliphatic heterocycles1count
Saturated heterocycles1count
Aromatic carbocycles1count
Aliphatic carbocycles1count
Fraction of sp³ carbon atoms0.4737fraction
Formal charge0e
Disconnected components2count
Isotopically specified atoms0count
Potential atom stereocenters1count
Unspecified atom stereocenters0count
Spiro atoms0count
Bridgehead atoms0count
Labute approximate surface area172.0193Ų
Valence electrons152count
Radical electrons0count
Bertz complexity990.7733index
Balaban J0index

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 Besifloxacin Hydrochloride

PDE, HBEL and impurity assessment for Besifloxacin Hydrochloride

For a substance-specific assessment, request a PDE report for Besifloxacin Hydrochloride or explore HBEL derivation for Besifloxacin Hydrochloride. These services address exposure limits using toxicological evidence and the intended use of the substance.

For pharmaceutical development, explore prediction of degradation products of Besifloxacin Hydrochloride and qualification of impurities related to Besifloxacin Hydrochloride.

Related Altox services and technical resources

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.

Discuss an assessment for Besifloxacin Hydrochloride

Explore Altox services and software through the Altox Pharma-Hub.