Iodide-Mediated or Iodide-Catalyzed Demethylation and Friedel-Crafts C-H Borylative Cyclization Leading to Thiophene-Fused 1,2-Oxaborine Derivatives.
Org Lett
; 21(7): 2171-2175, 2019 04 05.
Article
em En
| MEDLINE
| ID: mdl-30843697
ABSTRACT
The first synthesis of dithieno-1,2-oxaborine derivatives was achieved via iodide-mediated or iodide-catalyzed demethylation of 3-methoxy-2,2'-bithiophene and subsequent C-H borylation. A wide variety of thiophene-fused oxaborines could be synthesized by the procedure.
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MEDLINE
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En
Ano de publicação:
2019
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Article