Lecture no.3. 6-10-2011 Given by:- Sir Tanveer

3. Chemistry: Seeds contain active principle Sinigrin (potassium myrinate) Upon hydrolysis, it produces; Mustard oil (allyl Isothiocyanate) In addition to this, it contains; Fixed oils Protein Mucilages Uses: Stimulant Emetic Diuretic Condiment Vesicant Rubefacient

4. Lactone Glycosides

6. Chemistry: Active principle is Cantharidin. In addition to this, it contains; Formic acid Acetic acid Fat Fixed oil Uric acid Uses: Counter irritant Vesicant Rubefacient

7. Aldehyde glycosides

9. Chemistry: Before curing, vanilla contains 2 glycosides; Glucovanillin Glucovanillic acid After curing, active principle is obtained i.e. Vanillin Uses: Flavoring agent

10. Miscellaneous glycosides

13. Chemistry: Active principle is Gentiopicrin. After hydrolysis, it produces; Gentiogenin Glucose Uses: Flavoring agent

15. Chemistry: Active principle is Quassin. Quassin is complex of; Picrasmin Neoquassin Uses: Bitter tonic Insecticide Anthelmintic

17. Chemistry: Active principle is Dioscin. Upon hydrolysis, it produces; Diosgenin Sugars ( 1 molecule of D-glucose + 2 molecules of L-rhamnose) Uses: Synthesis of cortisone and steroidal drugs