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Table 1 Physical–chemical properties of selected alkaloids quantified in this study

From: Natural alkaloids from narrow-leaf and yellow lupins transfer to soil and soil solution in agricultural fields

  Angustifoline Cytisine Gramine Hydroxylupanine Lupanine Lupinine Matrine Sparteine
CAS number 550-43-6 485-35-8 87-52-5 15358-48-2 550-90-3 486-70-4 519-02-8 90-39-1
Nominal mass [Da] 234.3 190.2 174.2 264.4 248.4 169.3 248.4 234.4
Molecular formula C14H22N2O1 C11H14N2O C11H14N2 C15H24N2O2 C15H24N2O C10H19N1O1 C15H24N2O C15H26N2
Water solubility [g/L]a 9.9 15.1 3.2 21.8 8.1 13.6 0.8 3.0
log Kowa 2.2 0.6 1.5 0.2 1.7 1.6 1.7 2.7
pKba 10.3 10.9 7.9 8.8 9.4 9.4 9.4 12
  1. aCalculation with EPISuite v4.0
  2. bACD/Percepta 2016.2