The OH groups of p-t-butylcalix[n]arene (n= 4 and 8) were converted into diethyl phosphate esters and reductively cleaved by treatment with K/NH3 to yield tetra-p-t-butyl- and octa-p-t-butylmetacyclophanes (4) and (7).
|Original language||American English|
|Number of pages||4|
|Journal||Journal of the Chemical Society, Perkin Transactions 1|
|State||Published - 1990|