324 



APPENDIX. 



NOTE (41), p. 177. 



COMPOSITION OF MORPHIA, a 



Liebig.* Regnault. 



Calculated 



CsoH-uNOfi 



a Ann. der Pharm., I., 17. 

 b Do. XXV., 63. 



c Do. XXVI., 95. 



Guaranine is the name given to the crystallized prin- 

 ciple of the guarana officinalis, till it was shewn to be 

 identical with caffeine and theine, as the above analyses 

 demonstrate. 



COMPOSITION OF THEOBROMINE. a 



Woskreseusky. Calculated Cg Ho N3 O2 



a Ann. der Chem. und Pharm., XLI., 125. 



