PIPages
Labs

Myles Smith

University of Texas Southwestern Medical Center, TX·Chemistry

Many powerful medicines come from nature, but the most complex natural molecules are extremely hard to make in the lab. Building one can take years of effort and dozens of steps, and the methods often work only for that single target.

Fields

Chemistry

Pharmacology

Topics

total synthesis

natural product synthesis

organic synthesis

Grants
1 known grant, through May 2029

What they work on

  1. Synthesize quassinoids, anticancer terpenoids, using direction-switchable oxidative coupling of simple bisphenols, so that oxygen already on the aromatic rings encodes much of the target's oxidation pattern.
  2. Develop new photochemistry of pyridinium ions for enantioselective desymmetrization of symmetrical allylic cation intermediates, producing highly functionalized cyclopentane building blocks.
  3. Apply these cyclopentane building blocks to the asymmetric synthesis of pactamycin-type aminocyclopentitols, highly potent antiparasitic natural products.
  4. Build two subclasses of Lycopodium alkaloids, some active in the central nervous system, through two sequential light-driven dearomatizations of a simple quinoline.

More about the research

This work uses such molecules as testbeds for inventing general ways to build complexity quickly from simple, cheap starting materials.

Why it matters

Faster, scalable routes to complex natural products could give drug developers access to anticancer quassinoids, antiparasitic pactamycin-type compounds and nervous-system-active Lycopodium alkaloids, along with new analogues. These may serve as new chemical starting points for treating disease and as tool compounds for probing biological mechanisms.

Known grants

From NIH and NSF research grants. Labs often have other funding we can't see.

Expanding Access to Molecular Complexity through Natural Product Synthesis

NIH · Aug 2024 – May 2029

Closest labs

David Sarlah

Rice University, TX·Chemistry

Develop a stereoselective olefination, a double-bond-forming reaction that controls 3D shape, to efficiently build the strained [5.3.2] bicyclic ring system of the cripowellin alkaloids.

Brian Stoltz

California Institute of Technology, CA·Chemistry

Develop new stereoselective reactions that produce densely substituted, enantioenriched building blocks for synthesizing complex molecules.

Mary Watson

University of Delaware, DE·Chemistry

Develop enantioselective copper-catalyzed additions of alkynes to cyclic oxocarbenium and iminium ions, positively charged ring intermediates, to make oxygen and nitrogen heterocycles with tri- and tetrasubstituted stereocenters next to the heteroatom.

The school

University of Texas Southwestern Medical Center: 40 labs on PI Pages, $869M a year on research, 86 research doctorates a year.

More about University of Texas Southwestern Medical Center

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