Deracemization of a Macrocyclic 1,1′-Biisoquinoline
✍ Scribed by Gerald Dyker; Wolfgang Stirner; Gerald Henkel; Peter R. Schreiner
- Book ID
- 102258768
- Publisher
- John Wiley and Sons
- Year
- 2008
- Tongue
- German
- Weight
- 432 KB
- Volume
- 91
- Category
- Article
- ISSN
- 0018-019X
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✦ Synopsis
Abstract
The macrocyclic biisoquinoline 14 was synthesized in just four preparative steps starting from the simple biscarboxaldehyde 8. The interaction with camphorsulfonic acid induces an acid‐catalyzed partial deracemization.
📜 SIMILAR VOLUMES
The [2.1.2.l]paracyclophanedienes 9-11 were prepared in good yields by a McMurry cyclization of the bis(4-acylphen-y1)methanes 5 and 6 and of bis(4-acetylphenyl) ether (?), respectively.
Biocatalysis of Deracemization in 1,2-Diols. -Potential racemic precursors to optically active indan-1,2-diol as a synthetically important synthon are tested as substrates of C. cassiicola. The process involves enantioconvergent stereoinversions in which the recovered enantiomer is not a substrate