Topological Index Calculator
Select parent
chain or
ring:
C1, methane
C2, ethane
C3, propane
C4, butane
C5, pentane
C6, hexane
C7, heptane
C8, octane
C9, nonane
C10, decane
C11, undecane
C12, dodecane
C13, tridecane
C14, tetradecane
C15, pentadecane
C16, hexadecane
C17, heptadecane
C18, octadecane
C19, nonadecane
C20, icosane
C21, henicosane
C22, docosane
C23, tricosane
C24, tetracosane
C25, pentacosane
C26, hexacosane
C27, heptacosane
C28, octacosane
C29, nonacosane
C30, triacontane
C31, henitriacontane
C32, dotriacontane
C33, tritriacontane
C34, tetratriacontane
C35, pentatriacontane
C36, hexatriacontane
C37, heptatriacontane
C38, octatriacontane
C39, nonatriacontane
C40, tetracontane
C41, henitetracontane
C42, dotetracontane
C43, tritetracontane
C44, tetratetracontane
C45, pentatetracontane
C46, hexatetracontane
C47, heptatetracontane
C48, octatetracontane
C49, nonatetracontane
C50, pentacontane
C60, hexacontane
C70, heptacontane
C80, octacontane
C90, pentacontane
Bonds:
Polarity:
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Wiener:
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Hosoya:
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Randic:
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Balaban:
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Harary:
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Vertex Degree Distance:
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Odd-Even:
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SMILES:
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What is a Topological Index?
Manual
Sample Examples
Data: