Pharmacognosy precursors
Compound
Precursor
Β- amyrin-Squalene
Diosgenin, Yamogenin, sarasapogenin-Cholesterol
Digitoxigenin, Gitoxigenin, Digoxigenin-Pregnelone
Prunasin, Coumarin, Cinnamic Acid, Ephedrine, Mescaline, CYanidine, Quercitin-Phenylalanine+ornithine
Tropane alkaloids-Ornithine
Cocaine-Ornithine +phenylalanine+acetate
Aspartic acid-Nicotinic acid
Papaverine, thebaine, morphine, codeine-Tyrosine
Indole alkaloids, ergot alkaloids, qunine-Tryptophan+tryptamine
Lupinine , anabasine, coneine, lobelline, isopelletriene-Lysine
Emetine , cepahaline,mescaline-Dopamine
Colchicines, papaverine, berberine, narcotine, morphine-Phenylalanine+tyrosine
Piloacarpine-Histidine
Alanine-Pyruvate, OAA
Serine-3-phosphoric acid
Cysteine-Methionine
Proline-Ornithine
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