ChemAxon H-bond acceptor sites calculator

Number of hydrogen bond acceptor sites

Options

pH

Calculates the number of hydrogen bond acceptor sites of the major microspecies at the given pH (blank: input protonation state)

Exclude sulphur atom from acceptors

Calculates the number of hydrogen bond acceptor sites by excluding sulphur atoms

Exclude halogens from acceptors

Calculates the number of hydrogen bond acceptor sites by excluding halogens