| Chemical Properties | Back Directory | [Occurrence]
A pyrrolizidine alkaloid, retroisosenine occurs in the basic extract of Senecio nemorensis. It
crystallizes as colourless rods from EtOH and is dextrorotatory with a specific rotation of
[α]D24 + 118°(c 0.69, CHCl3).The ultraviolet spectrum in EtOH consists of a single absorption maximum at 220nm. |
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