... Tetrahedron. Volume 65, Issue 26, 27 June 2009, Pages 4992–5000. Tetrahedron Young Investigator Award 2009 Recent Advances in Catalysis and Green Chemistry Michael J. Krische. Edited By Stephen F. Martin. ... Entry, R, Product, Yield. 1, CO 2 Et, 65%. 2, CO 2 Me, 56%. ...