Molecular Descriptor Calculator

Calculate and visualize molecular descriptors including molecular weight, LogP, TPSA, and other important properties for chemical compounds

SMILES Notation

Enter the SMILES notation of the molecule. Examples:

• H2O: O
• O2: O=O
• CO2: O=C=O
• CH3OH: CO
• C6H6: c1ccccc1

Calculate

Molecular Descriptors

Molecular Weight
LogP
TPSA
Rotatable Bonds
H-Bond Donors
H-Bond Acceptors
Ring Count
Aromatic Ring Count

2D Structure