Stereodivergent Synthesis of Carbasugars from d-Mannose. Syntheses of 5a-Carba-α-d-allose, β-l-Talose, and α-l-Gulose Pentaacetates
Ana M. Gómez*, Eduardo Moreno, Serafín Valverde, J. Cristóbal López* Instituto de Química Orgánica General, CSIC, Juan de la Cierva 3, 28006 Madrid, Spain Fax: +34(91)5644853; e-Mail: clopez@iqog.csic.es;