AX 



CH- OH O 



OCH, 



CH3O. 



HO 



O CH, 



AX 



VSA VV 



CH O 





OH 



OCH, 



Fig. 7 



BEBEERINE 



ISOCHONDRODENDRINE 



NITROGEN CONTENT OF DRIED GREENHEART SAMPLES 



SUPPLIER 



Willems Timber and 

 Trading Co. 



Greenheart and 

 Waliaba Timber Co. 



BARK SAWDUST 



0.83% N 0.54% N 



0.58% N 0.41% N 



Fig. 8 



200. 



130 

 160 



r 



c 



■° 120. 



t 100 

 o 



60. 

 40. 



20 



FrocHon 

 Solvent 



CHROMATOGRAPHY OF GREENHEART BARK ALKALOIDS 



(Rotolion of Starting Material - 121 ) 



.64° -f/a" 



1 2 " 4 5 



1/4% MeOH in MeClj 



9 10 111 12 13 H 



1/2% MeOH I 1%M60H \ 2% MeOH 



15 16 17 

 5% MeOH 



IS 19 1 20 

 I 

 t 

 25'5iMeOH: MeOH 



Fig. 9 



N - 7 



