1. aClayden, J.; Greeves, N.; Warren, S.; Wothers, P.Organic Chemistry;Oxford University Press:New York, 2001; p889.
2. bBruckner, R.Advanced Organic Chemistry: Reaction Mechanisms;Academic Press:San Diego, 2002; p315.
3. cCarey, F. A.; Sundberg, R. J.Advanced Organic Chemistry: Part A: Structure and Mechanisms,5th ed.Springer:New York, 2007; p179.
4. dAnslyn, E. V.; Dougherty, D. A.Modern Physical Organic Chemistry;University Science Books:Sausalito, CA, 2006; p564.
5. Alkynylation of Chiral Aldehydes: Alkoxy-, Amino-, and Thio-Substituted Aldehydes