23 research outputs found

    Formal groups arising from formal punctured ribbons

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    We investigate Picard functor of a formal punctured ribbon. We prove that under some conditions this functor is representable by a formal group scheme. Formal punctured ribbons were introduced in arXiv:0708.0985.Comment: 42 pages, minor change

    Phosphorodiamidite derivatives of 1,1 '-bi-2-naphthol containing stereogenic phosphorus atoms as ligands in enantioselective catalysis

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    Two new chiral binaphthol derivatives are synthesized and used as ligands in transition metal-catalyzed hydrogenation, allylic alkylation and allylic amination reaction
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