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Isoprenylated resorcinol derivatives from Glycyrrhiza acanthocarpa

✍ Scribed by E.L. Ghisalberti; P.R. Jefferies; D. McAdam


Book ID
107842227
Publisher
Elsevier Science
Year
1981
Tongue
English
Weight
220 KB
Volume
20
Category
Article
ISSN
0031-9422

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## Abstract A new type of chiral resorc[4]arene is described. The formation of both enantiomers of 5 is controlled by the chirality of the amines used in the Mannich reaction leading to the 1,3‐oxazine ring anellated to the resorcarene moiety. At βˆ’50Β°C ee increases up to 90%. Both enantiomers can b