Metal–organic architectures driven by a multifunctional 6-aminouracil spacer: structures, noncovalent interactions, and conductivity

CrystEngComm ◽  
2020 ◽  
Vol 22 (4) ◽  
pp. 829-840 ◽  
Author(s):  
Atanu Purkayastha ◽  
Sourab Dhar ◽  
Suvra Prakash Mondal ◽  
Antonio Franconetti ◽  
Antonio Frontera ◽  
...  

Three new coordination polymers were assembled from a multifunctional 6-aminouracil building block and their structural features & functional properties were investigated.

2020 ◽  
Vol 49 (21) ◽  
pp. 7197-7209 ◽  
Author(s):  
Jin-Zhong Gu ◽  
Shi-Mao Wan ◽  
Marina V. Kirillova ◽  
Alexander M. Kirillov

2,5-Di(4-carboxylphenyl)nicotinic acid was explored as a novel building block for assembling nine metal(ii) coordination compounds; these were fully characterized and their structural features and functional properties were investigated.


2018 ◽  
Vol 47 (22) ◽  
pp. 7431-7444 ◽  
Author(s):  
Jin-Zhong Gu ◽  
Yan Cai ◽  
Zi-Yue Qian ◽  
Min Wen ◽  
Zi-Fa Shi ◽  
...  

Twelve new Zn(ii), Ni(ii), Co(ii), and Cd(ii) coordination compounds with diverse dimensionalities were assembled using 3′-nitro-biphenyl-2,4,4′-tricarboxylic acid as a main building block.


Crystals ◽  
2018 ◽  
Vol 8 (2) ◽  
pp. 83 ◽  
Author(s):  
Jinzhong Gu ◽  
Min Wen ◽  
Xiaoxiao Liang ◽  
Zifa Shi ◽  
Marina Kirillova ◽  
...  

Selected recent examples of coordination polymers (CPs) or metal-organic frameworks (MOFs) constructed from different multifunctional carboxylic acids with phenyl-pyridine or biphenyl cores have been discussed. Despite being still little explored in crystal engineering research, such types of semi-rigid, thermally stable, multifunctional and versatile carboxylic acid building blocks have become very promising toward the hydrothermal synthesis of metal-organic architectures possessing distinct structural features, topologies, and functional properties. Thus, the main aim of this mini-review has been to motivate further research toward the synthesis and application of coordination polymers assembled from polycarboxylic acids with phenyl-pyridine or biphenyl cores. The importance of different reaction parameters and hydrothermal conditions on the generation and structural types of CPs or MOFs has also been highlighted. The influence of the type of main di- or tricarboxylate ligand, nature of metal node, stoichiometry and molar ratio of reagents, temperature, and presence of auxiliary ligands or templates has been showcased. Selected examples of highly porous or luminescent CPs, compounds with unusual magnetic properties, and frameworks for selective sensing applications have been described.


RSC Advances ◽  
2015 ◽  
Vol 5 (106) ◽  
pp. 87484-87495 ◽  
Author(s):  
Yong-Liang Shao ◽  
Yan-Hui Cui ◽  
Jin-Zhong Gu ◽  
Alexander M. Kirillov ◽  
Jiang Wu ◽  
...  

A novel multifunctional building block was designed and applied for the synthesis of diverse coordination compounds.


2017 ◽  
Vol 72 (8) ◽  
pp. 579-584 ◽  
Author(s):  
Feng Da Bao ◽  
Ya Jie Ruan ◽  
Ge Ge Du ◽  
Shu Kai Zou ◽  
Jie Zhang ◽  
...  

AbstractTwo metal-organic coordination polymers constructed from tris(p-carboxylphenyl)phosphine oxide (TPOH3), namely, [Zn(TPOH)(2,2′-bipy)(H2O)·H2O·DMF]n (1) and [Zn2(TPOH)2(1,4-bix)2·5H2O]n (2) (2,2′-bipy=2,2′-bipydine, 1,4-bix=1,4-bis(imidazol-1-ylmethyl)benzene), were synthesized and identified by IR, elemental analysis and single-crystal X-ray diffraction analysis. Both of the 2,2′-bipy and 1,4-bix ligands tailor the complexes 1 and 2 into chain structures. The thermal behavior and solid state photoluminescence properties correlated with the corresponding structural features were investigated.


2017 ◽  
Vol 46 (16) ◽  
pp. 4976-5004 ◽  
Author(s):  
Raghavender Medishetty ◽  
Jan K. Zaręba ◽  
David Mayer ◽  
Marek Samoć ◽  
Roland A. Fischer

The building block modular approach that lies behind coordination polymers (CPs) and metal–organic frameworks (MOFs) results not only in a plethora of materials that can be obtained but also in a vast array of nonlinear optical properties that could be aimed at.


2019 ◽  
Vol 75 (3) ◽  
pp. 231-247 ◽  
Author(s):  
Fatemeh Taghipour ◽  
Masoud Mirzaei

The important role of pyrazine (pz) and its derivatives in fields such as biochemistry and pharmacology, as well as in the study of magnetic properties, is surveyed. Recognition of these properties without extensive investigations into their structural properties is not possible. This review summarizes interactions that exist between these organic compounds by themselves in the solid state, as well as those in coordination polymers with metal ions and in polyoxometalate-based hybrids. Complexes based on pyrazine ligands can generate metal–organic framework (MOF) structures that bind polyoxometalates (POMs) through covalent and noncovalent interactions. Some biological and magnetic properties involving these compounds are considered and the effect of hydrogen bonding on their supramolecular architectures is highlighted.


Molecules ◽  
2020 ◽  
Vol 25 (19) ◽  
pp. 4548
Author(s):  
Harley D. Betts ◽  
Oliver M. Linder-Patton ◽  
Christopher J. Sumby

Silver(I)-based coordination polymers or metal-organic frameworks (MOFs) display useful antibacterial properties, whereby distinct materials with different bonding can afford control over the release of silver(I) ions. Such silver(I) materials are comprised of discrete secondary building units (SBUs), and typically formed with ligands possessing only soft or borderline donors. We postulated that a linker with four potential donor groups, comprising carboxylate and soft thioether donors, 2,5-bis (allylsulfanyl) benzene dicarboxylic acid (ASBDC), could be used to form stable, highly connected coordination polymers with silver(I). Here, we describe the synthesis of a new material, (Ag2(ASBDC)), which possesses a rod-like metal node-based 3D honeycomb structure, strongly π-stacked linkers, and steric bulk to protect the node. Due to the rod-like metal node and the blocking afforded by the ordered allyl groups, the material displays notable thermal and moisture stability. An interesting structural feature of (Ag2(ASBDC)) is contiguous Ag–S bonding, essentially a helical silver chalcogenide wire, which extends through the structure. These interesting structural features, coupled with the relative ease by which MOFs made with linear dicarboxylate linkers can be reticulated, suggests this may be a structure type worthy of further investigation.


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