[The general significance of the reaction of alkaloids having secondary amine characteristics with formaldehyde].
D000470:Alkaloids / Q000737:chemistry*; D000588:Amines; D005557:Formaldehyde / Q000737:chemistry*
D000470:Alkaloids; D000588:Amines; D005557:Formaldehyde
ALKALOIDS/chemistry; FORMALDEHYDE/chemistry