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2,5-Bis[(E)-2-phenylethenyl]-3,6-bis(pyridin-2-yl)pyrazine
Published 2020-03-01“…The molecule of the title compound, C30H22N4, exhibits inversion symmetry adopting the shape of a St Andrew's Cross. It shows dihedral angles between adjacent aryl units of around 50° whereas torsion angles of ca 10° are found along the arylene vinylene path.…”
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Maastrichtse vakwerkbouw - resten van een houten verleden
Published 2004-12-01“…However, St. Andrews' crosses seem more popular in the second half of the fifteenth century and the first half of the sixteenth century. …”
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