A Metal-Free Tandem Demethylenation/C(sp<sup>2</sup>)–H Cycloamination Process of <i>N</i>-Benzyl-2-aminopyridines via C–C and C–N Bond Cleavage
作者:Dongdong Liang、Yimiao He、Lanying Liu、Qiang Zhu
DOI:10.1021/ol4015656
日期:2013.7.5
A mild, metal-free synthesis of pyrido[1,2-a]benzimidazoles starting with N-benzyl-2-aminopyridines, which employs PhI(OPiv)2 as a stoichiometric oxidant, has been developed. The process is initiated by an unusual PhI(OPiv)2-mediated ipso SEAr reaction, followed by solvent-assisted C–C and C–N bond cleavage.
已经开发了一种轻度,无金属的合成方法,该方法以N-苄基-2-氨基吡啶为原料,以PhI(OPiv)2为化学计量氧化剂,合成了吡啶并[1,2- a ]苯并咪唑类化合物。该过程由一个不寻常的岛(OPiv)发起2介导的本位小号ë的Ar反应,接着进行溶剂辅助C-C和C-N键断裂。
Baklanov, M. V.; Frolov, A. N., Journal of Organic Chemistry USSR (English Translation), 1991, vol. 27, # 3.2, p. 550 - 559
作者:Baklanov, M. V.、Frolov, A. N.
DOI:——
日期:——
BAKLANOV, M. V.;FROLOV, A. N., ZH. ORGAN. XIMII, 27,(1991) N, S. 638-649
作者:BAKLANOV, M. V.、FROLOV, A. N.
DOI:——
日期:——
MATERIALIEN FÜR ORGANISCHE ELEKTROLUMINESZENZVORRICHTUNGEN
申请人:Merck Patent GmbH
公开号:EP3820966B1
公开(公告)日:2022-06-08
MATERIALS FOR ORGANIC ELECTROLUMINESCENT DEVICES
申请人:Merck Patent GmbH
公开号:US20210320264A1
公开(公告)日:2021-10-14
The present invention relates to compounds, which are suitable for use in electronic devices, and to electronic devices, in particular organic electroluminescent devices, containing said compounds.