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Full-Text Articles in Biology

Preliminary Investigation Of The Effects Of Sex And Electrical Venom Extraction On Venom Composition In The Southern Devil Scorpion, Vaejovis Carolinianus, Chase Czaykowsky May 2020

Preliminary Investigation Of The Effects Of Sex And Electrical Venom Extraction On Venom Composition In The Southern Devil Scorpion, Vaejovis Carolinianus, Chase Czaykowsky

Senior Research Projects

No abstract provided.


Synthesis Of The Novel Crown Ether 1 ,9-Dioxa-4,6-Dithiacycloundecane, Cassie Booth Jan 2004

Synthesis Of The Novel Crown Ether 1 ,9-Dioxa-4,6-Dithiacycloundecane, Cassie Booth

Senior Research Projects

Attempts to produce novel crowns, incorporating a thioacetal fragment, were made via two synthetic pathways. Despite the well-established reactions found in path A (see figure 3), this method failed to produce the desired crown. Path B, a one-pot reaction originally designed to close rings via the addition of a thioacetal fragment, yielded an oily product that was purified with a silica gel column (48.3% yield). Initial analysis by 1H NMR showed a structure consistent with that of the desired crown (figure 2). Mass spectroscopy was used to verify product identity, confirming the creation of our target molecule 1 ,9-dioxa-4,6-dithiacycloundecane.