cheminform abstract: a novel route to monoanomeric spiroketals

1998 antibiotics antibiotics U 1200 34 - 280 A Novel Route to Monoanomeric Spiroketals. — The readily prepared spiroketal C2-acetal (XI) undergoes regioselective reaction with allylsilane. However, a monoanomeric spiroketal (XIII) is unexpectedly the major product. The sequence provides a model for the synthesis of the CD subunit of altohyrtin A. — (ZEMRIBO, R.; MEAD, K. T.; Tetrahedron Lett. 39 (1998) 23, 3891-3894; Dep. Chem., Miss. State Univ., Mississippi State, MS 39762, USA; EN) 1

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Page 1: ChemInform Abstract: A Novel Route to Monoanomeric Spiroketals

1998 antibiotics

antibioticsU 1200

34 - 280A Novel Route to Monoanomeric Spiroketals. — The readilyprepared spiroketal C2-acetal (XI) undergoes regioselective reaction withallylsilane. However, a monoanomeric spiroketal (XIII) is unexpectedly themajor product. The sequence provides a model for the synthesis of the CDsubunit of altohyrtin A. — (ZEMRIBO, R.; MEAD, K. T.; Tetrahedron Lett.39 (1998) 23, 3891-3894; Dep. Chem., Miss. State Univ., Mississippi State, MS39762, USA; EN)

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