Controllable Synthesis of 1, 3, 5-tris (1H-benzo[d]imidazole-2-yl) Benzene-Based MOFs
The growing interest in metal–organic frameworks (MOFs) in both industrial and scientific circles has increased in the last twenty years, owing to their crystallinity, structural versatility, and controlled porosity. In this study, we present three novel MOFs obtained from the 1, 3, 5-tris (1H-benzo...
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oai:doaj.org-article:7cc44dad31f94b3db338b529cf587c302021-11-11T14:59:12ZControllable Synthesis of 1, 3, 5-tris (1H-benzo[d]imidazole-2-yl) Benzene-Based MOFs10.3390/app112198562076-3417https://doaj.org/article/7cc44dad31f94b3db338b529cf587c302021-10-01T00:00:00Zhttps://www.mdpi.com/2076-3417/11/21/9856https://doaj.org/toc/2076-3417The growing interest in metal–organic frameworks (MOFs) in both industrial and scientific circles has increased in the last twenty years, owing to their crystallinity, structural versatility, and controlled porosity. In this study, we present three novel MOFs obtained from the 1, 3, 5-tris (1H-benzo[d]imidazole-2-yl) benzene (TIBM) organic linker. The formed TIBM crystal powders were characterized by scanning electron microscopy (SEM) to estimate the morphology of the particles, powder X-ray diffraction (XRD) to confirm the crystal structure, Brunauer–Emmett–Teller (BET) method for structural analysis, and thermogravimetric measurements to examine the thermal stability. The TIBM-Cu MOF showed excellent CO<sub>2</sub> (3.60 mmol/g) adsorption capacity at 1 bar and 298 K, because of the open Cu site, compared to TIBM-Cr (1.6 mmol/g) and TIBM-Al (2.1 mmol/g). Additionally, due to the high porosity (0.3–1.5 nm), TIBM-Cu MOF showed a considerable CO<sub>2</sub>/N<sub>2</sub> selectivity (53) compared to TIBM-Al (35) and TIBM-Cr (10).Sanjit GaikwadRavi Kumar CheedaralaRanjit GaikwadSoonho KimSangil HanMDPI AGarticleMOFadsorptionCO<sub>2</sub> captureporous materialsolvothermal synthesisTechnologyTEngineering (General). Civil engineering (General)TA1-2040Biology (General)QH301-705.5PhysicsQC1-999ChemistryQD1-999ENApplied Sciences, Vol 11, Iss 9856, p 9856 (2021) |
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MOF adsorption CO<sub>2</sub> capture porous material solvothermal synthesis Technology T Engineering (General). Civil engineering (General) TA1-2040 Biology (General) QH301-705.5 Physics QC1-999 Chemistry QD1-999 |
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MOF adsorption CO<sub>2</sub> capture porous material solvothermal synthesis Technology T Engineering (General). Civil engineering (General) TA1-2040 Biology (General) QH301-705.5 Physics QC1-999 Chemistry QD1-999 Sanjit Gaikwad Ravi Kumar Cheedarala Ranjit Gaikwad Soonho Kim Sangil Han Controllable Synthesis of 1, 3, 5-tris (1H-benzo[d]imidazole-2-yl) Benzene-Based MOFs |
description |
The growing interest in metal–organic frameworks (MOFs) in both industrial and scientific circles has increased in the last twenty years, owing to their crystallinity, structural versatility, and controlled porosity. In this study, we present three novel MOFs obtained from the 1, 3, 5-tris (1H-benzo[d]imidazole-2-yl) benzene (TIBM) organic linker. The formed TIBM crystal powders were characterized by scanning electron microscopy (SEM) to estimate the morphology of the particles, powder X-ray diffraction (XRD) to confirm the crystal structure, Brunauer–Emmett–Teller (BET) method for structural analysis, and thermogravimetric measurements to examine the thermal stability. The TIBM-Cu MOF showed excellent CO<sub>2</sub> (3.60 mmol/g) adsorption capacity at 1 bar and 298 K, because of the open Cu site, compared to TIBM-Cr (1.6 mmol/g) and TIBM-Al (2.1 mmol/g). Additionally, due to the high porosity (0.3–1.5 nm), TIBM-Cu MOF showed a considerable CO<sub>2</sub>/N<sub>2</sub> selectivity (53) compared to TIBM-Al (35) and TIBM-Cr (10). |
format |
article |
author |
Sanjit Gaikwad Ravi Kumar Cheedarala Ranjit Gaikwad Soonho Kim Sangil Han |
author_facet |
Sanjit Gaikwad Ravi Kumar Cheedarala Ranjit Gaikwad Soonho Kim Sangil Han |
author_sort |
Sanjit Gaikwad |
title |
Controllable Synthesis of 1, 3, 5-tris (1H-benzo[d]imidazole-2-yl) Benzene-Based MOFs |
title_short |
Controllable Synthesis of 1, 3, 5-tris (1H-benzo[d]imidazole-2-yl) Benzene-Based MOFs |
title_full |
Controllable Synthesis of 1, 3, 5-tris (1H-benzo[d]imidazole-2-yl) Benzene-Based MOFs |
title_fullStr |
Controllable Synthesis of 1, 3, 5-tris (1H-benzo[d]imidazole-2-yl) Benzene-Based MOFs |
title_full_unstemmed |
Controllable Synthesis of 1, 3, 5-tris (1H-benzo[d]imidazole-2-yl) Benzene-Based MOFs |
title_sort |
controllable synthesis of 1, 3, 5-tris (1h-benzo[d]imidazole-2-yl) benzene-based mofs |
publisher |
MDPI AG |
publishDate |
2021 |
url |
https://doaj.org/article/7cc44dad31f94b3db338b529cf587c30 |
work_keys_str_mv |
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_version_ |
1718437902278459392 |