CH,0 



O CH, 



AX 



CH, OCH, C 



CH,0 



CHoO 



CH 



CH,o^^<s>\ rooH 



CH- 



3 v**^' 



CH 



CH30''^'V-^C00H 



ACH ? C 



CH OCH3 o 



CH 



OCH, 



2^ 



'CH'^^-*'^ OCH, 



COOH 



w 



OCH3 c 



Fig. h 



COOH OCH, O 

 HOOC^ 



HOOC 



'^^S^OCH 



DEGRADATION OF DIMETHYLBEBEERINE 



GROUND PAREIRA BRAVA ROOT 

 l_ ex traction with 



1% tartaric acid 



-•■; extract 



Na2C03 



crude bases 



Fig. $ 



NH^OH 



ether soluble alkaloids 



EXTRACTION OF THE CRUDE BASES FROM "BEBEERINE HYDROCHLORIDE" 



SOLVENT YIELD COLOR 



31% light amber methylolcohol^ 12% precipitate 



benzene 



\ white, m .p. 285 ; 

 19% in 



nethylene chloride 23% dark amber 



solution 



^ Fig. 6 



8 fractions con- 

 sisting of 4 or 

 more compounds 



.thyl alcohol 32% brown ^ 6 fractions con- 



' ' sisting of 4 or 



more compounds 



sidue 



11% dark brown 



N - < 



