Applications of biocatalytic arene ipso, ortho cis-dihydroxylation in synthesis

SE Lewis - Chemical Communications, 2014 - pubs.rsc.org
The dearomatising dihydroxylation of aromatic molecules mediated by arene dioxygenase
enzymes can provide cyclohexadiene-diols that are versatile starting materials for organic …

The Kornblum DeLaMare rearrangement in natural product synthesis: 25 years of innovation

MC Kimber, DS Lee - Natural Product Reports, 2024 - pubs.rsc.org
Covering: 1998 up to the end of 2023 Since its initial disclosure in 1951, the Kornblum
DeLaMare rearrangement has proved an important synthetic transformation and has been …

Anti-inflammatory polyoxygenated cyclohexene derivatives from Uvaria macclurei

Y Cheng, H Li, D Wu, Y Hu, J Li, Y Yang, J Li, H Zhou… - Phytochemistry, 2023 - Elsevier
Two undescribed polyoxygenated seco-cyclohexene derivatives named macclureins A and
B, and three undescribed polyoxygenated cyclohexene derivatives macclureins C–E …

Palladium-catalyzed enantioselective cycloaddition of carbonylogous 1, 4-dipoles: efficient access to chiral cyclohexanones

BM Trost, Z Jiao - Journal of the American Chemical Society, 2020 - ACS Publications
A novel palladium-mediated carbonylogous 1, 4-dipole was developed by in situ
deprotonation. By using our own-developed C 2-unsymmetric phosphoramidite as …

Polyoxygenated cyclohexene derivatives and other constituents of Uvaria rufa stem

A Gurgul, Z Wu, KY Han, G Shetye, K Sydara… - Phytochemistry, 2023 - Elsevier
Six undescribed compounds, uvarirufols D and E,(+)-uvarigranol B,(−)-uvarigranol E, 6-
acetoxy-5-hydroxy-7-methoxyflavanone and cherrevenaphthalene D, along with twelve …

Photooxygenation of a microbial arene oxidation product and regioselective Kornblum–DeLaMare rearrangement: total synthesis of zeylenols and zeylenones

MJ Palframan, G Kociok‐Köhn… - Chemistry–A European …, 2012 - Wiley Online Library
We report the enantioselective total syntheses of zeylenol (+)‐1, as well as its congeners (−)‐
7 and 16, and of 3‐O‐debenzoylzeylenone 28. To this end, a new variant of the Kornblum …

Total synthesis of (+)-grandifloracin by iron complexation of a microbial arene oxidation product

MJ Palframan, G Kociok-Köhn, SE Lewis - Organic Letters, 2011 - ACS Publications
(+)-Grandifloracin was synthesized from sodium benzoate by means of a dearomatizing
dihydroxylation that proceeds with unusual regioselectivity. Iron diene complexes formed …

Discovery of structurally diverse and bioactive compounds from plant resources in China

SP Yang, JM Yue - Acta Pharmacologica Sinica, 2012 - nature.com
This review describes the major discoveries of structurally diverse and/or biologically
significant compounds from plant resources in China, mainly from the traditional Chinese …

Antitubercular and Cytotoxic Chlorinated seco-Cyclohexenes from Uvaria alba

APG Macabeo, AG Letada, S Budde… - Journal of natural …, 2017 - ACS Publications
Two new chlorine-containing polyoxygenated seco-cyclohexenes, albanols A (1) and B (2),
along with the oxepinone metabolite grandiuvarone (3) were isolated from the endemic …

Antiausterity Agents from Uvaria dac and Their Preferential Cytotoxic Activity against Human Pancreatic Cancer Cell Lines in a Nutrient-Deprived Condition

S Awale, J Ueda, S Athikomkulchai… - Journal of Natural …, 2012 - ACS Publications
Human pancreatic cancer cell lines are known for their inherent tolerance to nutrition
starvation, which enables them to survive under a hypovascular (austerity) tumor …