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ChemInform Abstract: Unprecedented Chlorination of 2,2′-Anhydro-5,6-dihydropyrimidine Nucleosides During DDQ Oxidation.

✍ Scribed by P. V. P. PRAGNACHARYULU; E. ABUSHANAB

Publisher
John Wiley and Sons
Year
2010
Weight
29 KB
Volume
28
Category
Article
ISSN
0931-7597

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✦ Synopsis

Unprecedented Chlorination of 2,2'-Anhydro-5,6-dihydropyrimidine Nucleosides During DDQ Oxidation.

-Nucleosides (Ia)-(Ib) undergo an unexpected ring opening and chlorination at C-2' position in the presence of DDQ to give dihydrothymidine derivatives (III). The sulfonyl ester (Ic) does not provide the chlorinated product. -(PRAGNACHARYULU, P. V. P.;

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