... Please enable JavaScript to use all the features on this page. Tetrahedron Letters. Volume 24, Issue 47, 1983, Pages 5233–5236. Cover image Cover image. ... 1983, Available online 9 March 2001. Abstract. Cerium enolates formed from cerium (III) chloride and lithium enolates undergo aldol reaction with ketones or sterically crowded aldehydes to afford the corresponding β-hydroxyketones in high yields. References. ... b) PA Bartlett; Tetrahedron, 36 (1980), p. 2. ...