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Synthetic route to optically-pure metabolites of butadiene, and their chiral GC separation

✍ Scribed by David J. Claffey; James A. Ruth


Book ID
103406825
Publisher
Elsevier Science
Year
1996
Tongue
French
Weight
322 KB
Volume
37
Category
Article
ISSN
0040-4039

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## Abstract The separation by crystallization of the pair of cryptophane diastereomers **1 a** and **1 b**, obtained in 1:1 ratio by treating racemic __anti__ cryptophanol‐A (**2**) with (−)‐camphanic acid chloride, provided a substantial amount of optically pure material (diastereomeric excess>98