Elacomine is a natural oxindole alkaloid found in the plant species Elaeagnus commutata.
Synthethic routes for obtaining this compound have been described, based on 2-halotryptamines. Different approaches, such as regiospecific synthesis, were also mentioned.
It is a member of the spiroindolone class (specifically, a spirooxindolopyrrolizidine derivative). Horsfiline has a similar chemical structure.