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Synlett 2001; 2001(12): 1885-1888
DOI: 10.1055/s-2001-18772
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Direct Methylenation of Partially Benzyl-Protected Sugar Lactones by Dimethyltitanocene

Xiaoliu Li* , Hiro Ohtake, Hideyo Takahashi, Shiro Ikegami
  • *School of Pharmaceutical Sciences, Teikyo University, Sagamiko, Kanagawa 199-0195, Japan; Fax: + 81(426)851870; E-mail: shi-ike@pharm.teikyo-u.ac.jp
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Publication Date:
04 December 2001 (online)

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Mono- and disaccharidic exo-methylenesugars containing an unprotected hydroxy group were conveniently prepared by the direct methylenation of the corresponding mono- and disaccharidic lactones using dimethyltitanocene.

sugar lactone - methylenation - dimethyltitanocene - exo-methylenesugar

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