A Flexible Hexacarboxylate-Samarium(III) Metal-Organic Framework: Synthesis, Structure and Spectroscopic Properties

A new flexible triazine-based polycarboxylate metal-organic framework, [Sm2(TTHA)(H2O)4]·9H2O (I) (TTHA = 1,3,5-triazine-2,4,6-triamine hexaacetate), has been synthesized under hydrothermal conditions and characterized by single crystal X-ray diffraction, elemental analysis and FT-IR spectroscopy. C...

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Main Authors: Surinwong S., Yotnoi B., Prior T.J., Rujiwatra A.
Format: Article
Language:English
Published: 2014
Online Access:http://www.scopus.com/inward/record.url?eid=2-s2.0-84879145664&partnerID=40&md5=51963672ed06e95b3e2fddb803003dda
http://cmuir.cmu.ac.th/handle/6653943832/7094
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Institution: Chiang Mai University
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spelling th-cmuir.6653943832-70942014-08-30T03:51:34Z A Flexible Hexacarboxylate-Samarium(III) Metal-Organic Framework: Synthesis, Structure and Spectroscopic Properties Surinwong S. Yotnoi B. Prior T.J. Rujiwatra A. A new flexible triazine-based polycarboxylate metal-organic framework, [Sm2(TTHA)(H2O)4]·9H2O (I) (TTHA = 1,3,5-triazine-2,4,6-triamine hexaacetate), has been synthesized under hydrothermal conditions and characterized by single crystal X-ray diffraction, elemental analysis and FT-IR spectroscopy. Crystal data for I are monoclinic C2/c, a = 12.6974(13) Å, b = 16.7309(12) Å, c = 14.8076(15) Å, β = 91.452(8)°, V = 3,144.7(5) Å3. Each SmIII ion is 9-coordinate in a distorted tri-capped trigonal prismatic geometry; but, the principal inorganic building block is {Sm2O16}, which comprises two of these polyhedra that share an edge. The complex exhibits a three-dimensional open-framework structure of approximately 31 % void volume, which comprises two types of channels oriented in three directions; [0 0 1], [1 1 0] and [-1 1 0]. The network can be simplified into either the cooperite (pts) or anatase (ant) topologies depending on the choice of nodes. The UV-Vis spectra of the compound are dominated by the absorption of the TTHA ligand. Thermogravimetric analysis shows that the loss of channel and coordinated water upon heating occurs in two distinct steps. © 2013 Springer Science+Business Media New York. 2014-08-30T03:51:34Z 2014-08-30T03:51:34Z 2013 Article 15741443 10.1007/s10904-013-9876-z http://www.scopus.com/inward/record.url?eid=2-s2.0-84879145664&partnerID=40&md5=51963672ed06e95b3e2fddb803003dda http://cmuir.cmu.ac.th/handle/6653943832/7094 English
institution Chiang Mai University
building Chiang Mai University Library
country Thailand
collection CMU Intellectual Repository
language English
description A new flexible triazine-based polycarboxylate metal-organic framework, [Sm2(TTHA)(H2O)4]·9H2O (I) (TTHA = 1,3,5-triazine-2,4,6-triamine hexaacetate), has been synthesized under hydrothermal conditions and characterized by single crystal X-ray diffraction, elemental analysis and FT-IR spectroscopy. Crystal data for I are monoclinic C2/c, a = 12.6974(13) Å, b = 16.7309(12) Å, c = 14.8076(15) Å, β = 91.452(8)°, V = 3,144.7(5) Å3. Each SmIII ion is 9-coordinate in a distorted tri-capped trigonal prismatic geometry; but, the principal inorganic building block is {Sm2O16}, which comprises two of these polyhedra that share an edge. The complex exhibits a three-dimensional open-framework structure of approximately 31 % void volume, which comprises two types of channels oriented in three directions; [0 0 1], [1 1 0] and [-1 1 0]. The network can be simplified into either the cooperite (pts) or anatase (ant) topologies depending on the choice of nodes. The UV-Vis spectra of the compound are dominated by the absorption of the TTHA ligand. Thermogravimetric analysis shows that the loss of channel and coordinated water upon heating occurs in two distinct steps. © 2013 Springer Science+Business Media New York.
format Article
author Surinwong S.
Yotnoi B.
Prior T.J.
Rujiwatra A.
spellingShingle Surinwong S.
Yotnoi B.
Prior T.J.
Rujiwatra A.
A Flexible Hexacarboxylate-Samarium(III) Metal-Organic Framework: Synthesis, Structure and Spectroscopic Properties
author_facet Surinwong S.
Yotnoi B.
Prior T.J.
Rujiwatra A.
author_sort Surinwong S.
title A Flexible Hexacarboxylate-Samarium(III) Metal-Organic Framework: Synthesis, Structure and Spectroscopic Properties
title_short A Flexible Hexacarboxylate-Samarium(III) Metal-Organic Framework: Synthesis, Structure and Spectroscopic Properties
title_full A Flexible Hexacarboxylate-Samarium(III) Metal-Organic Framework: Synthesis, Structure and Spectroscopic Properties
title_fullStr A Flexible Hexacarboxylate-Samarium(III) Metal-Organic Framework: Synthesis, Structure and Spectroscopic Properties
title_full_unstemmed A Flexible Hexacarboxylate-Samarium(III) Metal-Organic Framework: Synthesis, Structure and Spectroscopic Properties
title_sort flexible hexacarboxylate-samarium(iii) metal-organic framework: synthesis, structure and spectroscopic properties
publishDate 2014
url http://www.scopus.com/inward/record.url?eid=2-s2.0-84879145664&partnerID=40&md5=51963672ed06e95b3e2fddb803003dda
http://cmuir.cmu.ac.th/handle/6653943832/7094
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