Novel chiral calix[4]arenes by direct asymmetric epoxidation reaction.
We report the first asymmetric synthesis of trans optically active (+) C 2 1,3-bisarylepoxide of calix[4]arene in excellent chemical yield and >99% ee, and its enantiospecific conversion to the corresponding bis-dioxolane.
Bonini
Carlo
C
Dipartimento di Chimica, Università degli studi della Basilicata, via Nazario Sauro 85, Potenza, Italy. bonini@unibas.it
Chiummiento
Lucia
L
Funicello
Maria
M
Lopardo
Maria Teresa
MT
Lupattelli
Paolo
P
Laurita
Alessandro
A
Cornia
Andrea
A