Rights statement: This document is the Accepted Manuscript version of a Published Work that appeared in final form in Organic Letters, copyright © American Chemical Society after peer review and technical editing by the publisher. To access the final edited and published work see https://pubs.acs.org/doi/10.1021/acs.orglett.9b00086
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Final published version
Research output: Contribution to Journal/Magazine › Letter › peer-review
Research output: Contribution to Journal/Magazine › Letter › peer-review
}
TY - JOUR
T1 - Synthesis of a protected keto-lysidine analogue via improved preparation of arabino-isocytosine nucleosides
AU - Sweeney, J.B.
AU - Bethel, P.A.
AU - Gill, D.M.
AU - Ochocińska, A.M.
AU - Walsh, A.E.J.
AU - Walton, S.M.
N1 - This document is the Accepted Manuscript version of a Published Work that appeared in final form in Organic Letters, copyright © American Chemical Society after peer review and technical editing by the publisher. To access the final edited and published work see https://pubs.acs.org/doi/10.1021/acs.orglett.9b00086
PY - 2019/4/5
Y1 - 2019/4/5
N2 - Anhydrouridines react with aliphatic amines to give N-alkyl isocytosines, but reported procedures often demand very long reaction times and can be low yielding, with narrow scope. A modified procedure for such reactions has been developed, using microwave irradiation, significantly reducing reaction time and allowing facile access to a diverse range of novel nucleosides on the gram scale. The method has been used to prepare a precursor to a novel analogue of lysidine, a naturally occurring iminonucleoside found in (t)RNA.
AB - Anhydrouridines react with aliphatic amines to give N-alkyl isocytosines, but reported procedures often demand very long reaction times and can be low yielding, with narrow scope. A modified procedure for such reactions has been developed, using microwave irradiation, significantly reducing reaction time and allowing facile access to a diverse range of novel nucleosides on the gram scale. The method has been used to prepare a precursor to a novel analogue of lysidine, a naturally occurring iminonucleoside found in (t)RNA.
U2 - 10.1021/acs.orglett.9b00086
DO - 10.1021/acs.orglett.9b00086
M3 - Letter
VL - 21
SP - 2004
EP - 2007
JO - Organic Letters
JF - Organic Letters
SN - 1523-7060
IS - 7
ER -