Tetrahedron Letters p. 3663 - 3666 (1991)
Update date:2022-08-03
Topics:
Shih
Holmes
Mrozik
Fisher
The Wittig condensation of (2R,3R,4E)-2,6-dimethyl-3-trimethylsilyloxy-4- heptenyltriphenylphosphorylidene with aldehyde 1 produced the desired cis olefin 11 in 45% yield. Treatment of this intermediate with pyridinium tosylate in methanol effected spiroketalization and desilylation with hydrogen fluoride-pyridine in THF afforded the avermectin-nemadectin hybrid 2.
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Doi:10.1016/j.ejmech.2012.01.040
(2012)Doi:10.1016/j.tetlet.2012.10.087
(2012)Doi:10.1021/jm201713h
(2012)Doi:10.1021/jm201717y
(2012)Doi:10.1016/0022-328X(91)83052-6
(1991)Doi:10.1007/s00726-010-0665-5
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