Page 1. THE JOURNAL OF Organic Chemistry VOLUME 46, NUMBER 19 0 Copyright 1981 by the American Chemical Society SEPTEMBER 11, 1981 Acylation of Ketone Silyl Enol Ethers with Acetyl Tetrafluoroborate. ... Page 3. J. Org. Chem. 1981,46, 3773-3780 3773 ...