Tetrahedron Letters p. 5719 - 5722 (1986)
Update date:2022-08-04
Topics:
Staab, Heinz A.
Elbl, Karin
Krieger, Claus
1,2,4,5-Tetrakis(dimethylamino)benzene (1) forms diprotonated salts like the bis(tetrafluoroborate) 3 and the dibromide 4.For 4-dihydrate an X-ray structure revealed the presence of 'bifurcated hydrogen bonds'. 1 and the protonated species derived therefrom are discussed with regard to the sterical requirements of 'proton sponges'.
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Doi:10.1248/cpb.35.53
(1987)Doi:10.1016/S0022-1139(00)81933-8
(1986)Doi:10.1021/ja0467364
(2004)Doi:10.1021/jo801809j
(2008)Doi:10.1021/jo00391a008
(1987)Doi:10.1016/S0040-4020(01)88062-5
(1986)
