111437-45-7Relevant articles and documents
Improved General Method of Ortho Alkylation of Phenols Using Alkyl Isopropyl Sulfide, Sulfuryl Chloride and Triethylamine. An Expedient Synthesis of Representative Oxygen Heterocycles and (2R,4'R,8'R)-α-Tocopherol
Inoue, Seiichi,Ikeda, Hiroshi,Sato, Shuichi,Horie, Kiyohiro,Ota, Tomomi,et al.
, p. 5495 - 5497 (1987)
Functionalized alkyl groups have been introduced regioselectively into the ortho position of phenols via sigmatropic rearrangement of isopropylphenoxysulfonium alkylide, providing a quite efficient synthesis of precursors for chromans, chromens, coumarins, and d-α-tocopherol.