Volume 4, Issue 1, Pages 94-105 (January 2018) Reticular Chemistry in Action: A Hydrolytically Stable MOF Capturing Twice Its Weight in Adsorbed Water  Sk Md Towsif Abtab, Dalal Alezi, Prashant M. Bhatt, Aleksander Shkurenko, Youssef Belmabkhout, Himanshu Aggarwal, Łukasz J. Weseliński, Norah Alsadun, Umer Samin, Mohamed Nejib Hedhili, Mohamed Eddaoudi  Chem  Volume 4, Issue 1, Pages 94-105 (January 2018) DOI: 10.1016/j.chempr.2017.11.005 Copyright © 2017 Terms and Conditions

Chem 2018 4, 94-105DOI: (10.1016/j.chempr.2017.11.005) Copyright © 2017 Terms and Conditions

Figure 1 Select Fragments from the Crystal Structure of Cr-soc-MOF-1 (A) The μ3-oxygen-centered trinuclear Cr(III) carboxylate clusters and the deprotonated organic linker (TCPT4−). (B) Representation of the well-defined channels and cages found in Cr-soc-MOF-1. Color code: C, gray; O, red; Cl, pink; Cr, green. Hydrogen atoms are omitted for clarity. Chem 2018 4, 94-105DOI: (10.1016/j.chempr.2017.11.005) Copyright © 2017 Terms and Conditions

Figure 2 Structural Characterization of Cr-soc-MOF-1 (A) Energy-dispersive X-ray spectroscopy elemental mapping analysis of Cr-soc-MOF-1. (B) High-resolution X-ray photoelectron spectroscopy spectrum of the Cr 2p core level of the Cr-soc-MOF-1 sample, the binding energies of the components of the Cr 2p doublet, and their corresponding satellites are characteristic of the Cr3+ oxidation state of chromium. (C) Experimental and calculated PXRD patterns for Cr-soc-MOF-1, indicating the phase purity of the sample. (D) Nitrogen adsorption isotherm at 77 K on Cr-soc-MOF-1. Chem 2018 4, 94-105DOI: (10.1016/j.chempr.2017.11.005) Copyright © 2017 Terms and Conditions

Figure 3 Water Adsorption Study of Cr-soc-MOF-1 (A) Water adsorption (solid spheres) and desorption (empty circles) isotherms at 298 K for activated Cr-soc-MOF-1. (B) 100 cycles of water uptake profile versus relative humidity of the Cr-soc-MOF-1 at 298 K. Chem 2018 4, 94-105DOI: (10.1016/j.chempr.2017.11.005) Copyright © 2017 Terms and Conditions

Figure 4 Correlation between Pore Volume and Water Uptake Capacity for Cr-soc-MOF-1 and the Best-Performing Materials Chem 2018 4, 94-105DOI: (10.1016/j.chempr.2017.11.005) Copyright © 2017 Terms and Conditions

Figure 5 Working Capacity at Different Relative Humidity Ranges (35%–65%, 25%–75%, and 25%–85%) Relevant to Indoor Moisture Control at Room Temperature Chem 2018 4, 94-105DOI: (10.1016/j.chempr.2017.11.005) Copyright © 2017 Terms and Conditions

Figure 6 Crystal Structure of the Hydrated Cr-soc-MOF-1 (3) (A) Packing diagram along the c axis with a hydrogen bonding network shown. (B) The ordered 114 water molecules cluster in the cubic cage. (C) The cluster decomposition: water heptamers at the vertices of the cube (red), a single water molecule at the edges (yellow), hexamers at the faces (blue), inner cube (green), and a dimer (pink). Hydrogen atoms are omitted for clarity. Chem 2018 4, 94-105DOI: (10.1016/j.chempr.2017.11.005) Copyright © 2017 Terms and Conditions