MODEL STUDIES DIRECTED TOWARDS MICROALGA POLYETHER TOXINS - A STEREOSELECTIVE ENTRY INTO C10 CIS-FUSED AND TRANS-FUSED OXANE-OXEPANE SUBUNITS
被引:16
作者:
ALVAREZ, E
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UNIV LA LAGUNA,CSIC,CTR PROD NAT ORGAN ANTONIO GONZALEZ,CTRA LA ESPERANZA 2,E-38206 LA LAGUNA,SPAINUNIV LA LAGUNA,CSIC,CTR PROD NAT ORGAN ANTONIO GONZALEZ,CTRA LA ESPERANZA 2,E-38206 LA LAGUNA,SPAIN
ALVAREZ, E
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ZURITA, D
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UNIV LA LAGUNA,CSIC,CTR PROD NAT ORGAN ANTONIO GONZALEZ,CTRA LA ESPERANZA 2,E-38206 LA LAGUNA,SPAINUNIV LA LAGUNA,CSIC,CTR PROD NAT ORGAN ANTONIO GONZALEZ,CTRA LA ESPERANZA 2,E-38206 LA LAGUNA,SPAIN
ZURITA, D
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MARTIN, JD
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UNIV LA LAGUNA,CSIC,CTR PROD NAT ORGAN ANTONIO GONZALEZ,CTRA LA ESPERANZA 2,E-38206 LA LAGUNA,SPAINUNIV LA LAGUNA,CSIC,CTR PROD NAT ORGAN ANTONIO GONZALEZ,CTRA LA ESPERANZA 2,E-38206 LA LAGUNA,SPAIN
MARTIN, JD
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[1] UNIV LA LAGUNA,CSIC,CTR PROD NAT ORGAN ANTONIO GONZALEZ,CTRA LA ESPERANZA 2,E-38206 LA LAGUNA,SPAIN
A new synthetic process for the construction of cis- and transfused oxane-oxepane systems starting from (z,z)-cyclodeca-2,7-dien-1-ol is described. The Ti(O(i)Pr)4-catalysed transannular oxirane ring expansion is invoked to explain the chemoselective formation of the 11-oxobicyclo [4.4.1] undecane intermediate.