Degree of Unsaturation Calculator (Index of Hydrogen Deficiency)

Degree of Unsaturation Calculator (Index of Hydrogen Deficiency) CalculatorScale.com

Instant Real-time Calculation

Carbon Atoms (C)

Hydrogen Atoms (H)

Nitrogen Atoms (N)

Halogen Atoms (X: F, Cl, Br, I)

Result Chemistry

Degree of Unsaturation (DoU)

-- rings + π bonds

Export calculation:

Calculation Logic:

Determines total count of pi (π) bonds and cyclic rings in an organic molecule. Oxygen and sulfur are ignored in the calculation.