The first preparation of an unsymmetrical 1,3-diphospha-allene carrying 2,4,6-tri-t-butylphenyl and 2,4,6-tri-t-pentylphenyl as protecting groups
作者:Masaaki Yoshifuji、Shigeru Sasaki、Naoki Inamoto
DOI:10.1039/c39890001732
日期:——
1-(2,4,6-Tri-t-butylphenyl)-3-(2,4,6-tri-t-pentylphenyl)-1,3-diphospha- allene was prepared from the corresponding unsymmetrical diphosphene and the NMR coupling constant 2JPCP was observed for the first time.
由相应的不对称二膦和NMR偶合反应制备了1-(2,4,6-三叔丁基苯基)-3-(2,4,6-三叔戊基苯基)-1,3-二磷丙二烯首次观察到常数2 J P C P。
Yoshifuji, Masaaki; Sasaki, Shigeru; Shiomi, Daisuke, Phosphorus, Sulfur and Silicon and the Related Elements, 1990, vol. 49/50, p. 325 - 328