Optically Active Segment for Use in Synthesis of Stereocontrolled Oligonucleotide, Method for Producing the Same, and Method for Synthesizing Stereocontrolled Oligonucleotide Using the Same
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United States of America Patent
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Issued Date -
Jan 23, 2025
app pub date -
Sep 19, 2024
filing date -
Sep 19, 2024
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Abstract
An optically active segment for use in synthesis of a stereocontrolled oligonucleotide represented by the following formula (I), a method for producing the same, and a method for synthesizing a stereocontrolled oligonucleotide therefrom are provided. In formula, B is a protected/unprotected nucleoside base; R1 is substituted/unsubstituted aliphatic group; R2, R3 is a DMTr group or —P(R11) (NR12)2; R11 is OCH2CH2CN, SCH2CH2CN, etc.; R12 is a substituted/unsubstituted aliphatic group or aromatic group; X is H, an alkyl, O-alkyl, etc.; Y is H, NHR13, a halogen, etc., or a hydroxyl group protected with an acyl, ether, or silyl, or forms an X—Y bond with X; and n is an integer of 0 or more and 4 or less.
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