1 article(s) from Egli, Martin
Structures of the chemically modified oligonucleotides (A) N3' → P5' phosphoramidate linkage, (B) a...
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Synthesis of a N3' → P5' phosphoramidate linkage by solid-phase synthesis. (a) dichloroacetic acid;...
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Crystal structures of (A) N3' → P5' phosphoramidate DNA (PDB ID 363D)  and (B) amide (AM1) RNA in c...
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Synthesis of a phosphorodithioate linkage by solid-phase synthesis. (a) detritylation; (b) tetrazol...
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Close-up view of a key interaction between the PS2-modified antithrombin RNA aptamer and thrombin i...
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Synthesis of the (S)-GNA thymine phosphoramidite from (S)-glycidyl 4,4'-dimethoxytrityl ether. (a) ...
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Surface models of the crystal structures of RNA dodecamers with single (A) (S)-GNA-T (PDB ID 5V1L) ...
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Structures of 2'-O-alkyl modifications. (A) 2'-O-methoxy RNA (2'-OMe RNA), (B) 2'-O-(2-methoxyethyl...
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Synthesis of the 2'-OMe uridine from 3',5'-O-(tetraisopropyldisiloxane-1,3-diyl)uridine. (a) Benzoy...
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Synthesis of the 2'-O-MOE uridine from uridine. (a) (PhO)2CO, NaHCO3, DMA, 100 °C; (b) Al(OCH2CH2OCH...
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Structure of 2'-O-(2-methoxyethyl)-RNA (MOE-RNA). (A) View into the minor groove of an A-form DNA d...
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Structures of locked nucleic acids (LNA)/bridged nucleic acids (BNA) modifications. (A) LNA/BNA, (B...
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Synthesis of the uridine LNA phosphoramidite. (a) i) NaH, BnBr, DMF, ii) acetic anhydride, pyridine...
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Synthesis of the 2'-fluoroarabinothymidine. (a) 30% HBr in acetic acid; (b) 2,4-bis-O-(trimethylsil...
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Sugar puckers of arabinose (ANA) and arabinofluoro (FANA) nucleic acids compared with the puckers o...
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Structures of C4'-modified nucleic acids. (A) 4'-methoxy, (B) 4'-(2-methoxyethoxy), (C) 2',4'-diflu...
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Synthesis of the 4'-F-rU phosphoramidite. (a) AgF, I2, dichloromethane, tetrahydrofuran; (b) NH3, m...
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Synthesis of the thymine FHNA phosphoramidite. (a) thymine, 1,8-diazabicyclo[5.4.0]undec-7-ene, ace...
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Synthesis of the thymine Ara-FHNA phosphoramidite. (a) i) trifluoromethanesulfonic anhydride, pyrid...
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Crystal structures of (A) FHNA and (B) Ara-FHNA in modified A-form DNA decamers (PDB IDs 3Q61 and 3...
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Beilstein J. Org. Chem. 2021, 17, 908–931, doi:10.3762/bjoc.17.76
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