853993-37-0Relevant articles and documents
Rotational isomerism involving an acetylenic carbon VI. Syntheses, structures, and dynamic stereochemistry of bis(1-phenyl-9-anthryl)ethynes: Highly restricted rotation about acetylenic axis in acyclic diarylethynes
Makino, Toshiaki,Toyota, Shinji
, p. 917 - 928 (2007/10/03)
Some sterically congested di(9-anthryl)ethynes with substituted phenyl groups (4-Me, 4-iPr, 4-tBu, 3-iPr, 3,5- iPr2) at the 1-positions were synthesized by the Stille coupling of the corresponding inf