Tetrahedron Letters p. 2877 - 2880 (1998)
Update date:2022-08-04
Topics:
Yang, Hong Woon
Romo, Daniel
Ti-TADDOL catalysts provide good reactivity and moderate enantioselectivity in the asymmetric [2+2] cycloaddition of silyl ketenes and aldehydes. The effects of potential bidentate chelation of benzyloxy substituted aldehydes and of the steric size of the ketene silyl group were studied.
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