Page 189 - Phytochemistry 2 (06-PG 605)
P. 189

Non terpenoid bitters

          I- Furanochromone Bitter Principles:
Sources: Fruits of Ammi visnaga Lam. (Umbelliferae)

                                 R2
                                                     R1

                   OMe  O

furanochromones    R1            R2
Khellin            CH3           OCH3
Khellol            CH2OH         H
Khellol glucoside  CH2O-glucose  H
Visnagin           CH3           H
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