Abstract A variety of 4-methoxysalicylates and related polyketide-type phenols are regioselectively prepared by formal [3+3] cyclocondensations of 1,3-bis(trimethylsilyloxy)-1,3-butadienes with 3-oxo-orthoesters. Cycloalkyl-substituted salicylates were prepared for the first time.

中文翻译：

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通过 3-氧代原酸酯与 1,3-双(三甲基甲硅烷氧基)-1,3-丁二烯的正式 [3+3]-环缩合反应区域选择性合成水杨酸酯和苯乙酮

摘要 通过 1,3-双(三甲基甲硅烷氧基)-1,3-丁二烯与 3-氧代-原酸酯的形式 [3+3] 环缩合反应，区域选择性地制备了多种 4-甲氧基水杨酸酯和相关的聚酮类苯酚。首次制备了环烷基取代的水杨酸盐。