Synthesis and structure of new anionic five-coordinate silicon complexes derived from α-hydroxy acids and 1-methylpiperazine-2,5-dione
- 作者: Nikolin A.1, Korlyukov A.1,2, Kramarova E.1, Arkhipov D.2, Shipov A.1, Baukov Y.2, Negrebetskii V.1
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隶属关系:
- N. I. Pirogov Russian National Research Medical University
- A. N. Nesmeyanov Institute of Organoelement Compounds, Russian Academy of Sciences
- 期: 卷 68, 编号 8 (2019)
- 页面: 1575-1579
- 栏目: Full Article
- URL: https://journals.rcsi.science/1066-5285/article/view/243456
- DOI: https://doi.org/10.1007/s11172-019-2595-z
- ID: 243456
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详细
Anionic five-coordinate complexes with two bis-O,O’-chelating ligands bearing α-hydroxy acid moieties, dicyclohexylammonium salts \(\text{Cy}_{2}\text{NH}_{2}{^+}\{\text{PpnCH}_2\text{Si}[\text{OCR}_2\text{C}\text{(O)O]}_2\}^-\) (Cy is cyclohexyl, PpnCH2 is 4-methyl-2,5-dioxopiperazin-1-ylmethyl, R = Me, Ph), were synthesized by esterification of alkoxysilane PpnCH2Si(OMe)3 with α-hydroxy acids (dimethyl- and diphenylgylcolic acids) in the presence of dicyclohexylamine. The five-coordinated state of the silicon atom in the resulting compounds in solution was confirmed by 29Si NMR spectroscopy. According to the X-ray diffraction data, the synthesized compounds contain the SiCO4 coordination unit.
作者简介
A. Nikolin
N. I. Pirogov Russian National Research Medical University
编辑信件的主要联系方式.
Email: nikson111@rambler.ru
俄罗斯联邦, 1 ul. Ostrovityanova, Moscow, 117997
A. Korlyukov
N. I. Pirogov Russian National Research Medical University; A. N. Nesmeyanov Institute of Organoelement Compounds, Russian Academy of Sciences
Email: nikson111@rambler.ru
俄罗斯联邦, 1 ul. Ostrovityanova, Moscow, 117997; 28 ul. Vavilova, Moscow, 119991
E. Kramarova
N. I. Pirogov Russian National Research Medical University
Email: nikson111@rambler.ru
俄罗斯联邦, 1 ul. Ostrovityanova, Moscow, 117997
D. Arkhipov
A. N. Nesmeyanov Institute of Organoelement Compounds, Russian Academy of Sciences
Email: nikson111@rambler.ru
俄罗斯联邦, 28 ul. Vavilova, Moscow, 119991
A. Shipov
N. I. Pirogov Russian National Research Medical University
Email: nikson111@rambler.ru
俄罗斯联邦, 1 ul. Ostrovityanova, Moscow, 117997
Yu. Baukov
A. N. Nesmeyanov Institute of Organoelement Compounds, Russian Academy of Sciences
Email: nikson111@rambler.ru
俄罗斯联邦, 28 ul. Vavilova, Moscow, 119991
Vad. Negrebetskii
N. I. Pirogov Russian National Research Medical University
Email: nikson111@rambler.ru
俄罗斯联邦, 1 ul. Ostrovityanova, Moscow, 117997