Intramolecular cyclization of 1,3-diamino-2-hydroxypropan-N,N,N´,N´-tetrakis(methylphosphonic acid) upon phosphonomethylation of 1,3-diaminopropan-2-ol
作者:N. V. Tsirul´nikova、Ya. V. Bolt、S. K. Belus
DOI:10.1007/s11172-015-1001-8
日期:2015.5
Phosphonomethylation of 1,3-diaminopropan-2-ol affords the mixture of 1,3-diamino-2-hydroxypropan-N,N,N´,N´-tetrakis(methylphosphonic acid) (1) with its cyclic ether, viz., [(6-[bis(phosphonomethyl)amino]methyl-2-hydroxy-2-oxido-1,4,2-oxazaphosphinan-4-yl)methyl]phosphonic acid (2), but not 1, as assumed earlier.
1,3-二氨基丙烷-2-醇的磷酰甲基化反应生成1,3-二氨基-2-羟基丙烷-N,N,N´,N´-四(甲基膦酸) (1) 及其环醚,即 [(6-[双(膦酰甲基)氨基]甲基-2-羟基-2-氧代-1,4,2-恶唑磷杂环己烷-4-基)甲基]膦酸 (2),而不是之前假设的1。