Studies on organophosphorus compounds 68. A new and facile synthetic approach to alkylidenebisphosphonates.
作者:Chaozhong Li、Chengye Yuan
DOI:10.1016/s0040-4039(00)60333-7
日期:1993.2
Condensation of aldehydes with diethyl phosphite followed by sulfonylation of the alpha-hydroxy group formed with methanesulfonyl chloride and subsequent substitution by another molecule of diethylphosphite provides corresponding alkylidenebisphosphonates in one-pot procedure with good yield.
Reaction of substituted benzalchlorides with phosphorous acid esters
作者:A. A. Prishchenko、M. V. Livantsov、O. P. Novikova、L. I. Livantsova
DOI:10.1134/s107036320605029x
日期:2006.5
Synthesis of new functionalized aryl-substituted methylphosphonic and methylenediphosphonic acids and their derivatives
作者:Andrey A. Prishchenko、Mikhail V. Livantsov、Olga P. Novikova、Ludmila I. Livantsova、Valery S. Petrosyan
DOI:10.1002/hc.21349
日期:2016.11
The convenient syntheses of new aryl-substituted hydroxymethylphosphonic and methylenediphosphonic acids from the aromatic aldehydes, their derivatives, and phosphorous acid esters in the presence of the effective catalysts (trimethylsilyl trifluoromethanesulfonate, zinc chloride, and cadmium iodide) were developed.
Synthesis of new aryl-substituted methylphosphonic and methylenediphosphonic acids and their derivatives
作者:A. A. Prishchenko、M. V. Livantsov、O. P. Novikova、L. I. Livantsova、V. S. Petrosyan
DOI:10.1007/s11172-017-1736-5
日期:2017.2
Simple and versatile synthetic procedures towards new aryl-substituted hydroxymethylphosphonic and methylenediphosphonic acids via reactions of either aromatic aldehydes or their derivatives with phosphites were elaborated.