Klibanov "Enzymatic Reactions in Organic Media", Protein Engineering Applications and Science, Medicine, and Industry (1986). |
The Journal of Antibiotics, vol. 36, No. 7, pp. 938-941, Jul. 1983, G. Franceschi, et al., "Synthesis And Biological Properties of Sodium (5R,6S, 8R)-6.alpha.-Hydroxyethyl-2-Carbamoyloxymethyl-2-Penem-3-Carboxylate (FCE 22101) and Its Orally Absorbed Esters FCE 22891". |
Chem. Pharm. Bull., vol. 40, No. 8, pp. 2227-2229, Aug. 1992, Hazuki Nagai, et al., "Facile Enzymatic Preparation of Enantiomeric .beta.-Lactams". |
Tetrahedron Letters, vol. 34, No. 21, pp. 3491-3492, Mar. 1993, Walter Cabri, et al., "The Total Sysnethesis of Ritipenems. Construction of Penem Thiazoline Ring By Incorporation of Two 2C Units of Glycolic Acid. " |