1. Lycan, W.H., and R. Adams, J. Am. Chem. Soc. 51:625 (1929).
2. Pfeiffer, R.H., D.B. Brandon, and R. Swidler (to W.R. Grace and Co.), U.S. Pat 3,036,100 (May 22, 1962).
3. White, R.W., S.W. King, and J.L. O’Brien, Tetrahedron Lett. 1971:3587.
4. Sousa, J.A., and A.L. Bluhm, J. Org. Chem. 25:108–111 (1960).
5. Pryde, E.H., and J.C. Cowan, in “Topics in Lipid Chemistry,” Edited by F.D. Gunstone, Vol. 2, Logos Press Limited, London, England, 1971, p. 1.