Abstract
Calix[4]arenes with one or two alkylidene bridges were synthesized by "2+2" fragment condensation. As predicted by molecular mechanics calculations aliphatic residues at the bridging carbon atom(s) prefer the equatorial position.
Original language | English |
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Pages (from-to) | 6267-6270 |
Number of pages | 4 |
Journal | Tetrahedron Letters |
Volume | 35 |
Issue number | 34 |
DOIs | |
State | Published - 22 Aug 1994 |