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Catalyst‐Directed Diastereo‐ and Site‐Selectivity in Successive Nucleophilic and Electrophilic Allylations of Chiral 1, 3‐Diols: Protecting‐Group‐Free Synthesis of Substituted Pyrans. Issue 41 (28th August 2014)
Record Type:
Journal Article
Title:
Catalyst‐Directed Diastereo‐ and Site‐Selectivity in Successive Nucleophilic and Electrophilic Allylations of Chiral 1, 3‐Diols: Protecting‐Group‐Free Synthesis of Substituted Pyrans. Issue 41 (28th August 2014)
Main Title:
Catalyst‐Directed Diastereo‐ and Site‐Selectivity in Successive Nucleophilic and Electrophilic Allylations of Chiral 1, 3‐Diols: Protecting‐Group‐Free Synthesis of Substituted Pyrans
<abstract abstract-type="main" xml:lang="en"> <title>Abstract</title> <p>The iridium‐catalyzed, protecting group‐free synthesis of 4‐hydroxy‐2, 6‐<italic>cis</italic>‐ or <italic>trans</italic>‐pyrans through successive nucleophilic and electrophilic allylations of chiral 1, 3‐diols occurs with complete levels of catalyst‐directed diastereoselectivity in the absence of protecting groups, premetallated reagents, or discrete alcohol‐to‐aldehyde redox reactions.</p> </abstract>