1.
Angew Chem Int Ed Engl
; 46(39): 7417-9, 2007.
Artigo
em Inglês
| MEDLINE
| ID: mdl-17763494
2.
Synthetic studies on the ingenane diterpenes. An improved entry into a trans-intrabridgehead system.
Org Lett
; 4(5): 799-801, 2002 Mar 07.
Artigo
em Inglês
| MEDLINE
| ID: mdl-11869131
RESUMO
[reaction: see text] The efficient construction of an ingenol intermediate exhibiting "insideminus signoutside" intrabridgehead stereochemistry is reported. The sequence features the net conversion of a cis-intrabridgehead compound into a highly strained trans-species via palladium-mediated isomerization of an allylic epoxide followed by a low-temperature alkoxide-accelerated 1,5-hydrogen migration.