Ayahuasca: alkaloids, plants & analogs
Section 1 :
Harmine-N-oxide
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CA Reg. No.: 57498-78-9
C13H12N2O2
MW 228.50
Needles from methanol mp 226-227° (dec.)
UV, IR, NMR, MS: Hashimoto & Kawanishi 1975
Preparation from harmine by oxidation with Hydrogen peroxide.
Reduction (with FeSO4 in Ammonium hydroxide) to regenerate harmine base.
Hashimoto & Kawanishi 1975
Alkaloid isolated from Banisteriopsis caapi
0.0005% (by dry weight?) in stem & leaf.
Hashimoto & Kawanishi 1975
[Also Southon & Buckingham 1989: 701; # M-00163] br>
Presence was also reported in Don et al. 1998