trans-β-Methylstyrene
CAS number: 873-66-5
Trans-β-methylstyrene, also known as (E)- β-Methylstyrene, was used in the preparation of exo-chromans by the oxa analogue of the Povarov reaction.
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![LED-mediated cyclopropane synthesis. [a] Using trans-b-methylstyrene. [b] Using cis-b-methylstyrene. [c] 20 equiv of styrene. [d] Violet LED used. Also 27% of malonate dimer by H NMR. 1[e] Using soluble ylide 1o.](http://www.wlxkc.cn/picture/5329828_16.png)
LED-mediated cyclopropane synthesis. [a] Using trans-b-methylstyrene. [b] Using cis-b-methylstyrene. [c] 20 equiv of styrene. [d] Violet LED used. Also 27% of malonate dimer by H NMR. 1[e] Using soluble ylide 1o.
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