The lasonolides are novel polyketides that have displayed remarkable biological activity in vitro against a variety of cancer cell lines. OEt No OH NaBHy OEt OEt OEt OH OH SiMe2Bn R₂SiO R₂SiO Not OEt Li Al4 BnMa Si BnMe₂Si Wittig OH OH OH SiMe2Bn MnO2 OEt OTIPS OTIPS OH OH Part A OTBS + Part B HO OH OH HO OH (-)-lasonolide A NaOH SOCI21 NaOH OH OEt OH HO OH OH OH

Human Anatomy & Physiology (11th Edition)
11th Edition
ISBN:9780134580999
Author:Elaine N. Marieb, Katja N. Hoehn
Publisher:Elaine N. Marieb, Katja N. Hoehn
Chapter1: The Human Body: An Orientation
Section: Chapter Questions
Problem 1RQ: The correct sequence of levels forming the structural hierarchy is A. (a) organ, organ system,...
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The lasonolides are novel polyketides that have displayed remarkable biological activity in vitro
against a variety of cancer cell lines.
OEt
No OH
NaBHy
OEt
OEt
OEt
OH OH SiMe2Bn
R₂SiO
R₂SiO
Not
OEt
Li Al4
BnMa Si
BnMe₂Si
Wittig
OH
OH OH SiMe2Bn MnO2
OEt
OTIPS
OTIPS
OH
OH
Part A
OTBS
+
Part B
HO
OH
OH
HO
OH
(-)-lasonolide A
NaOH
SOCI21
NaOH
OH
OEt
OH
HO
OH
OH
OH
Transcribed Image Text:The lasonolides are novel polyketides that have displayed remarkable biological activity in vitro against a variety of cancer cell lines. OEt No OH NaBHy OEt OEt OEt OH OH SiMe2Bn R₂SiO R₂SiO Not OEt Li Al4 BnMa Si BnMe₂Si Wittig OH OH OH SiMe2Bn MnO2 OEt OTIPS OTIPS OH OH Part A OTBS + Part B HO OH OH HO OH (-)-lasonolide A NaOH SOCI21 NaOH OH OEt OH HO OH OH OH
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