217311-72-3Relevant articles and documents
Synthesis of optically active 2,3-substituted-1,2,3,4-tetrahydro-4- quinolones using polyleucine
Chen, Wei-Ping,Egar, Ann L.,Hursthouse, Michael B.,Malik, K.M. Abdul,Mathews, Jude E.,Roberts, Stanley M.
, p. 8495 - 8498 (1998)
Polyleucine catalyzes the asymmetric epoxidation of enone (1) in a non- aqueous medium to provide epoxy-ketones (2) and (3) (81 and 84% yields respectively; >98% ee). The epoxy-ketones (2) and (3) are subsequently cyclized to give 1,2,3,4-tetrahydro-4-qui
A new procedure for the Julia-Colonna stereoselective epoxidation reaction under non-aqueous conditions: The development of a catalyst comprising polyamino acid on silica (PaaSiCat)
Geller, Thomas,Roberts, Stanley M.
, p. 1397 - 1398 (2007/10/03)
Polyleucine adsorbed onto silica provides a robust, readily-recycled, highly active catalyst for the asymmetric epoxidation of the α,β-unsaturated ketones 1, 2, and 3.