The chemical composition of Amazonian plants C*)
A Catalogu e, edited b y setor de Fitoquím ica, INPA . Manaus, Amazonas
Apocynaceae
OccuRRENCE:
Pernambuco and Bahia
TRUNK BARK:
demethylaspidospermine (I) demethoxyaspidospermine (11) demetoxypalosine (111)
reserplline isoreserpiline
(IV)
isoreserpiline - 't'- indoxil
yohimbine
1 0-methoxydihydrocorynantheol (V)
6.'9•20
-dehydro-1 0-methoxydihydrocorynantheol
(I) R, = OH R 2 = CH3 (11) R , = H R2 = CH3 (111) R, = H R2 = CH2CH3
REFERENCI':S:
SPECTE:
Aspidosperma discolor A. DC.
(IV)
(V)
1) Dastoor, N. and Schmid,
H.Exper. 19, 297 (1963).
H
··· .. /
2) Ferreira, J.M
.; Gilbert, 8.; Owellen, R.J. and Djerassi, C., Exper. 19,585 (1963)
( • ) - Contributions to thls catalogue, which will be continued in subsequent lssues of thls Jourll'al, are lnvlted, and should be submitted to address glve above.
ACTA AMAZONICA 6(2) : 237-239
-237
FAMILY:
Apocynace ae
OccuRRENCE:
South of Brazi l
TRUNK BARK:
normacusine - B
(I)polyneuridine
(li)ROOT BARK:
aspiàospermine (111)
paiosine (IV)
(- ) quebrachanine (V)
(111) A = CH3 (IV) A= C2 Hs
REFF.RENCES:
SPECIE:
Aspidosperma polyneuron Mull. Arg .
(I) A = CH2 0
(li)R= CH2 0
R'= H R'=C02 CH3.
(V)
a
Antonaccio, L . D .; Pereira. N. A. ; Gi'bert, B.; Vorbrueggen, H . ; Budzikiewicz, H . ; Wil- son, J.M. ; Durhan, L.J . and Djerassi C .. JACS 84, 2161 (1962).
238-
FAMILY: SPECIE:
Apocynaceae
Aspidosperma obscurinervium Azembuja.
OccuRRENCE:
Manaus (AM)
BARK:
( + )-aspidocarpine (la)
( + )-aspidolimine (Ih) dihydroobscurinervine (lia) obscurinervine (llb)
dihydroobscurinervidine (llc) obscurinervidine (lld)
(la) R= COCH3 (lb) R= COCH,CH3
(lia)
R= OCHJ R '=CH,CH3
(llb) R= OCH3 R'= CH2 CH3 (llc) R= OCH3 R'= CH3
(lld) R= OCH3 R'= CH3
R.EFERENCES:
