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Literature DB >> 23885131

Progress towards the synthesis of Papuaforin A: Selective formation of α-bromoenones from silyl enol ethers.

Abstract

The selective one-pot conversion of enol silyl ethers into α-bromoenones allows a direct preparation of a tricyclic intermediate to papuaforin A.

Entities: Chemical

Year: 2008 PMID： 23885131 PMCID： PMC3717555 DOI： 10.1016/j.tetlet.2007.11.069

Source DB: PubMed Journal: Tetrahedron Lett ISSN： 0040-4039 Impact factor: 2.415

19 in total

1. Use of allylic strain to enforce stereochemistry. Direct syntheses of 7,8-dihydroxycalamenene and mansonone C.

Authors: George A Kraus; Insik Jeon
Journal: Org Lett Date: 2006-11-09 Impact factor: 6.005

2. Total synthesis of (+/-)-garsubellin A.

Authors: Akiyoshi Kuramochi; Hiroyuki Usuda; Kenzo Yamatsugu; Motomu Kanai; Masakatsu Shibasaki
Journal: J Am Chem Soc Date: 2005-10-19 Impact factor: 15.419

3. New prenylated bi- and tricyclic phloroglucinol derivatives from Hypericum papuanum.

Authors: K Winkelmann; J Heilmann; O Zerbe; T Rali; O Sticher
Journal: J Nat Prod Date: 2001-06 Impact factor: 4.050

4. Nemorosone, the major constituent of floral resins of Clusia rosea.

Authors: O Cuesta-Rubio; H Velez-Castro; B A Frontana-Uribe; J Cardenas
Journal: Phytochemistry Date: 2001-05 Impact factor: 4.072

5. Progress toward the Synthesis of garsubellin A and related phloroglucins: the direct diastereoselective synthesis of the bicyclo[3.3.1]nonane core.

Authors: Sarah J Spessard; Brian M Stoltz
Journal: Org Lett Date: 2002-05-30 Impact factor: 6.005

6. Biosynthesis of hyperforin in Hypericum perforatum.

Authors: Petra Adam; Duilio Arigoni; Adelbert Bacher; Wolfgang Eisenreich
Journal: J Med Chem Date: 2002-10-10 Impact factor: 7.446

7. The synthesis and natural distribution of the major ketone constituents in Echinacea pallida.

Authors: George A Kraus; Jaehoon Bae; Lankun Wu; Eve Wurtele
Journal: Molecules Date: 2007-03-10 Impact factor: 4.411

Review 8. A review of clinical and experimental observations about antidepressant actions and side effects produced by Hypericum perforatum extracts.

Authors: J F Rodríguez-Landa; C M Contreras
Journal: Phytomedicine Date: 2003-11 Impact factor: 5.340