Alternatives to the 4,4′-dimethoxytrityl (DMTr) protecting group
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Add time:08/26/2019 Source:sciencedirect.com
The 9-phenyl- and the 9-(p-tolyl)-xanthen-9-yl groups 2a and 2b are recommended as alternatives to the 4,4′-dimethoxytrityl group 1 for the protection of the 5′-hydroxy functions in oligonucleotide synthesis.
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