A.J. Kollar Fine Paintings, LLC offers a wide selection of artworks by leading artists. Explore upcoming exhibitions, events, and art fairs at A.J. Kollar Fine Paintings, LLC. Contact the gallery ...

The enantioselective aldol reaction of glycinates with aldehydes — a direct entry to an important class of noncanonical amino acids — has so far eluded small-molecule catalysis. Now, mimicking ...