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Pharmaceutical impurity

2-(4-Octylphenyl)-1-iodoethane

2-(4-Octylphenyl)-1-iodoethane is listed in the pharmaceutical impurity collection under CAS 162358-07-8. Its represented structure has formula C16H25I and a calculated molecular weight of 344.28 g/mol.

2D chemical structure

I

Chemical identity

Catalog name
2-(4-Octylphenyl)-1-iodoethane
Common name
2-(4-Octylphenyl)-1-iodoethane
Chemical name
1-(2-iodoethyl)-4-octylbenzene
CAS
162358-07-8
SMILES
CCCCCCCCc1ccc(CCI)cc1
InChI
InChI=1S/C16H25I/c1-2-3-4-5-6-7-8-15-9-11-16(12-10-15)13-14-17/h9-12H,2-8,13-14H2,1H3
InChIKey
YURZVKRFVMTWMC-UHFFFAOYSA-N
Associated API
Fingolimod Hydrochloride

Record ID: A78526b3d2005

Computed properties

C16H25I Molecular formula
344.28 g/molMolecular weight
344.1001 DaMonoisotopic exact mass
0 ŲTopological polar surface area
5.5671 Calculated LogP (Wildman–Crippen)
86.113 cm³/molMolar refractivity (Wildman–Crippen)
0 countHydrogen-bond acceptors
0 countHydrogen-bond donors

Descriptors are calculated from the displayed SMILES. Calculated LogP is not a measured partition coefficient or a pH-specific LogD.

Molecular descriptor profile

Descriptor radar

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

Structural feature counts

0 3 6 9 Count H-bond acceptors H-bond donors Rotatable bonds Rings Aromatic rings Stereo centers

Element composition

C H I 0 6 12 18 24 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 weight344.2856.60
Calculated LogP (Wildman–Crippen)5.567192.90
Topological polar surface area00.50
Hydrogen-bond acceptors00.47
Hydrogen-bond donors011.28
Rotatable bonds (strict)986.25

Complete molecular descriptors

PropertyCalculated valueUnit / type
Molecular formulaC16H25Idimensionless
Molecular weight344.28g/mol
Monoisotopic exact mass344.1001Da
Topological polar surface area0Ų
Calculated LogP (Wildman–Crippen)5.5671dimensionless
Molar refractivity (Wildman–Crippen)86.113cm³/mol
Hydrogen-bond acceptors0count
Hydrogen-bond donors0count
Rotatable bonds (strict)9count
Heavy atoms17count
Heteroatoms1count
Rings1count
Aromatic rings1count
Aliphatic rings0count
Saturated rings0count
Aromatic heterocycles0count
Aliphatic heterocycles0count
Saturated heterocycles0count
Aromatic carbocycles1count
Aliphatic carbocycles0count
Fraction of sp³ carbon atoms0.625fraction
Formal charge0e
Disconnected components1count
Isotopically specified atoms0count
Potential atom stereocenters0count
Unspecified atom stereocenters0count
Spiro atoms0count
Bridgehead atoms0count
Labute approximate surface area120.3427Ų
Valence electrons96count
Radical electrons0count
Bertz complexity276.0816index
Balaban J2.1388index

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 2-(4-Octylphenyl)-1-iodoethane

Qualification and safety assessment of 2-(4-Octylphenyl)-1-iodoethane

Explore toxicological qualification of 2-(4-Octylphenyl)-1-iodoethane and ICH M7 mutagenic impurity assessment of 2-(4-Octylphenyl)-1-iodoethane for evaluation of this impurity in its pharmaceutical context.

Where data gaps need to be addressed, resources include read-across assessment for 2-(4-Octylphenyl)-1-iodoethane and acceptable intake and limit justification for 2-(4-Octylphenyl)-1-iodoethane. The relevant approach depends on the available evidence, exposure and duration of use.

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 2-(4-Octylphenyl)-1-iodoethane

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