Intermediates in nucleophilic aromatic substitution. VII. Kinetic, calorimetric, and proton magnetic resonance studies of the formation of Meisenheimer complexes of the isomeric 2,4,6-dicyanonitroanisoles
A series of twelve tripodal push-pull molecules with a central triphenylamine donor and peripheral cyano substituted acceptors has been prepared.
一系列具有中心三苯胺供体和周围氰基取代受体的三脚架推拉分子已经制备完成。
Angiotensin II receptor blocking imidazoles
申请人:E. I. Du Pont de Nemours and Company
公开号:US05138069A1
公开(公告)日:1992-08-11
Substituted imidazoles such as ##STR1## are useful as angiotensin II blockers. These compounds have activity in treating hypertension and congestive heart failure.
Treatment of congestive heart failure with angiotensin 11 receptor
申请人:E. I. Du Pont de Nemours and Company
公开号:US05128355A1
公开(公告)日:1992-07-07
Substituted imidazoles such as ##STR1## are useful as angiotensin II blockers. These compounds have activity in treating hypertension and congestive heart failure.
取代咪唑类化合物如##STR1##对抗高血压和充血性心力衰竭有一定的活性。
CONDENSED CYCLIC COMPOUND, ORGANIC LIGHT-EMITTING DEVICE INCLUDING SAME, AND ELECTRONIC DEVICE INCLUDING ORGANIC LIGHT-EMITTING DEVICE
申请人:SAMSUNG ELECTRONICS CO., LTD.
公开号:US20200377490A1
公开(公告)日:2020-12-03
Provided are a condensed cyclic compound, an organic light-emitting device including the condensed cyclic compound, and an electronic device including the organic light-emitting device. The condensed cyclic compound is represented by Formula 1, wherein R
12
is a group represented by Formula 2-1 and R
13
is a group represented by Formula 2-2.
Process for preparing unsymmetrical biaryls and alkylated aromatic compounds from arylnitriles
申请人:DSM N.V.
公开号:US20030100760A1
公开(公告)日:2003-05-29
Methods are provided for the construction of unsymmetrical biaryl compounds and alkylated aromatic compounds from arylnitriles using a nickel or palladium catalyzed coupling in which the catalyst has at least one phosphine or phosphite ligand.