David M. Casper

Intramolecular Chiral Relay at Stereogenic Nitrogen. Synthesis and Application of a New Chiral Auxiliary Derived from (1<i>R</i>,2<i>S</i>)-Norephedrine and Acetone

Shawn R. Hitchcock, David M. Casper, Jeremy F. Vaughn et al. · The Journal of Organic Chemistry · 2004 · 54 citations

Natural Sciences, Chemistry, Medicinal Chemistry +13

Toward the Development of a Structurally Novel Class of Chiral Auxiliaries:  Diastereoselective Aldol Reactions of a (1<i>R</i>,2<i>S</i>)-Ephedrine-Based 3,4,5,6-Tetrahydro-2<i>H</i>-1,3,4-oxadiazin-2-one

David M. Casper, James R. Burgeson, Joel M. Esken et al. · Organic Letters · 2002 · 53 citations

Pharmacy, Chemistry, Medicinal Chemistry +13

X-Ray crystallographic and 13C nuclear magnetic resonance studies of 3,4,5,6-tetrahydro-2H-1,3,4-oxadiazin-2-ones derived from ephedrine and pseudoephedrine

Shawn R. Hitchcock, George P. Nora, David M. Casper et al. · Tetrahedron · 2001 · 34 citations

Natural Sciences, Medicinal Chemistry, Pharmacology +11

An improved procedure for the asymmetric aldol reaction of the titanium enolate of an N3-propionyl-3,4,5,6-tetrahydro-2H-1,3,4-oxadiazin-2-one

David M. Casper, Shawn R. Hitchcock · Tetrahedron Asymmetry · 2003 · 32 citations

Natural Sciences, Chemistry, Organometallic Chemistry +7

Conformational Studies of <i>N</i>₃-Substituted [1,3,4]-Oxadiazinan-2-ones

David M. Casper, Jennifer R. Blackburn, Christopher D. Maroules et al. · The Journal of Organic Chemistry · 2002 · 26 citations

Natural Sciences, Chemistry, Medicinal Chemistry +7