CATIONIC RING CONTRACTION OF SEVEN-MEMBERED CYCLE OF 3,4-DIHYDRO-2<i>H</i>-1,5-BENZOXATHIEPINE DERIVATIVES
DOI:
https://doi.org/10.1007/5013Keywords:
1, 5-benzoxathiepine, 4-benzoxathiine, episulfonium intermediate, medium-ring compounds, rearrangement, ring contraction.Abstract
A number of 1,4-benzoxathiine derivatives was obtained using ring contraction of seven-membered cycle of 3,4-dihydro-2H-1,5-benzoxathiepin-3-ol derivatives. This synthetic approach allowed to obtain the corresponding alkene, alcohol, nitrile, chloride, bromide, azide, and amine.
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Published
2019-05-22
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Original Papers