Synthesis of 3,3′-Di-O-methyl Ardimerin and Exploration of Its DNA Binding Properties
Author(s) -
Miran Mavlan,
Kevin Ng,
Harmanpreet Panesar,
Akop Yepremyan,
Thomas G. Minehan
Publication year - 2014
Publication title -
organic letters
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 1.94
H-Index - 239
eISSN - 1523-7060
pISSN - 1523-7052
DOI - 10.1021/ol500725e
Subject(s) - chemistry , dna , stereochemistry , combinatorial chemistry , biochemistry
The 3,3'-di-O-methyl derivative (15) of the bis-C-aryl glycoside natural product ardimerin (1) has been synthesized in 11 steps from 2,3,4,6-tetrabenzylglucose (2) and 1,2,3-trimethoxybenzene (3). Key steps in the synthesis involve a Lewis acid mediated Friedel-Crafts type glycosylation and a Yamaguchi lactonization under Yonemitsu conditions. 3,3'-Di-O-methyl ardimerin aggregates in aqueous solutions at concentrations greater than 1 μM, and both UV and fluorescence binding studies indicate that 15 has a low affinity for duplex DNA.
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