Robinson Featured in ACS Article Celebrating African American Chemists

The American Chemical Society (ACS) recently spotlighted the distinguished career of UGA Chemistry professor Gregory H. Robinson in its Axial publication. The article is part of a series "highlighting noteworthy African American chemists working today, engaging them in conversation about their life and work." Dr. Robinson speaks about his work, his early interest in chemistry and his mentors, the mindset of a successful chemist, and the environment for African American researchers in the field today.

The Total Synthesis of Daphniphyllum Alkaloids

Daphniphyllum alkaloids have a rich history dating back to the isolation of Daphniphyllum macropodum Miquel in 1909 by Yagi.1 Pioneering work in the 1960s by Hirata and colleagues resulted in the isolation of daphniphylline and yuzurimine alkaloids, and subsequently, a total of over 330 Daphniphyllum alkaloids have been reported from the Daphniphyllum genus.2-5 In view of their intriguing biological activities including anti-cancer and  anti-HIV

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Advances in Chromium(III) Photocatalysis: Catalyst Design and Reaction Development

Over the past few decades, photoredox catalysis has emerged as a powerful tool for new bond formation. Acting as an oxidant or a reductant, an excited-state metal complex can generate reactive radical intermediates via a single-electron transfer process. The most commonly used transition-metal photocatalysts are ruthenium or iridium complexes. Our group has utilized chromium(III) complexes in a variety of different photoredox transformations.

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Recent Advances in Electrocatalytic C-H Activation

Electrolysis in synthetic organic chemistry has a rich history dating back to the 19th century. Many advances have been done with the use of electrolysis in the past, e.g. Kolbe’s decarboxylative dimerization, 1 Tafel’s electrolytic rearrangement, 2 Simmons’s C-H fluorination.3 Since then the popularity of the electrolysis in synthetic organic chemistry has drastically decreased.

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Synthesis of Chemical Tools for the Study of Protein O-Mannosylation

Glycosylation of certain proteins by oxygen-linked mannose (O-mannose) is known as O-mannosylation, and this process is essential for growth and development in animals.1-4 Defective O-mannosylation of α-dystroglycan, the most well studied O-mannosylated mammalian protein, leads to congenital muscular dystrophies and neurological defects.4-6 Mannose is linked to proteins through the serine or threonine side chain oxygen.

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Transition Metal Trichalcogenides for Electronics Applications

Recently, transition metal trichalcogenides (MX3), a class of quasi-1D van der Waals materials, have revealed remarkable properties such as high current breakdown density and exceptional electromagnetic interference (EMI) shielding.1-3 Their unique properties are attributed to their pseudo-one-dimensional electronic structure with strong in-plane anisotropy and single crystalline structure.

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