- Total synthesis of aspercyclides A and B via intramolecular oxidative diaryl ether formation.
Total synthesis of aspercyclides A and B via intramolecular oxidative diaryl ether formation.
Organic letters (2012-08-09)
Tatsuya Yoshino, Itaru Sato, Masahiro Hirama
PMID22871235
RÉSUMÉ
A highly efficient total synthesis of the 11-membered cyclic aspercyclides A (1) and B (2) has been achieved by chemo- and regioselective intramolecular oxidative C-O bond formation from differently substituted diphenols.
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Description du produit
Sigma-Aldrich
Éther diéthylique, contains BHT as inhibitor, puriss. p.a., ACS reagent, reag. ISO, reag. Ph. Eur., ≥99.8% (GC)
Sigma-Aldrich
Éther diéthylique, ACS reagent, ≥98.0%, contains ≤2% ethanol and ≤10ppm BHT as inhibitor
Sigma-Aldrich
Éther diéthylique, puriss., contains ~5 mg/L 2,6-di-tert.-butyl-4-methylphenol as stabilizer, meets analytical specification of Ph. Eur., BP, ≥99.5% (GC)
Sigma-Aldrich
Éther diéthylique, reagent grade, ≥98%, contains ≤2% ethanol and ≤10ppm BHT as inhibitor