Themed collection CrystEngComm up-and-coming articles
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MOF/COF hybrids as next generation materials for energy and biomedical applications
MOF/COF hybrids combine the outstanding features of MOF and COF structures, such as high crystallinities, large surface areas, high porosities, and improved chemical and mechanical stabilities.
CrystEngComm, 2022,24, 7360-7371
https://doi.org/10.1039/D2CE01296K
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Impurity incorporation in solution crystallization: diagnosis, prevention, and control
This work highlights recent advances in the diagnosis, prevention, and control of impurity incorporation during solution crystallization.
CrystEngComm, 2022,24, 1989-2001
https://doi.org/10.1039/D1CE01721G
Cocrystal engineering of pharmaceutical solids: therapeutic potential and challenges
This highlight presents an overview of pharmaceutical cocrystal production and its potential in reviving problematic properties of drugs in different dosage forms. The challenges and future outlook of its translational development are discussed.
CrystEngComm, 2021,23, 7005-7038
https://doi.org/10.1039/D1CE00825K
Participation of S and Se in hydrogen and chalcogen bonds
The heavier chalcogen atoms S, Se, and Te can each participate in a range of different noncovalent interactions. They can serve as both proton donor and acceptor in H-bonds. Each atom can also act as electron acceptor in a chalcogen bond.
CrystEngComm, 2021,23, 6821-6837
https://doi.org/10.1039/D1CE01046H
Functional flexible molecular crystals: intrinsic and mechanoresponsive properties
Flexible molecular crystals have attracted much attention to unique optoelectronic applications and stimuli-responsive chemistry, resulting in various functional molecular crystals for controlling photons, phonons, electrons, and magnons.
CrystEngComm, 2021,23, 5686-5696
https://doi.org/10.1039/D1CE00388G
Potential and challenges of engineering mechanically flexible molecular crystals
Crystal adaptronics has undergone tremendous developments that have been utilized to rationalize dynamics in crystals. This highlight discusses about the role of intermolecular interactions in rationalizing mechanical responses in crystals.
CrystEngComm, 2021,23, 5711-5730
https://doi.org/10.1039/D1CE00173F
Crystal engineering strategies towards halogen-bonded metal–organic multi-component solids: salts, cocrystals and salt cocrystals
This highlight presents an overview of the current advances in the preparation of halogen bonded metal–organic multi-component solids, including salts and cocrystals comprising neutral and ionic constituents.
CrystEngComm, 2021,23, 3063-3083
https://doi.org/10.1039/D1CE00158B
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Controlled isolation and stabilisation of pure metastable carbamazepine form IV by droplet-confinement via a continuous manufacturing route
This study outlines a systematic approach to control the polymorphism of carbamazepine (CBZ) and isolate the metastable polymorph CBZ form IV as a function of droplet size using spray drying as a continuous method of manufacture.
CrystEngComm, 2022,24, 6825-6829
https://doi.org/10.1039/D2CE01041K
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SDPD-SX: combining a single crystal X-ray diffraction setup with advanced powder data structure determination for use in early stage drug discovery
A method for routine molecular crystal structure determination on very small (typically <0.1 mg) amounts of crystalline material using powder X-ray diffraction data from a laboratory-based single-crystal diffractometer is reported.
CrystEngComm, 2022,24, 4337-4340
https://doi.org/10.1039/D2CE00387B
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Predicting pharmaceutical crystal morphology using artificial intelligence
We present the use of artificial intelligence to predict the morphology of crystallizing active pharmaceutical ingredients, first using publicly available data, and then using our own screening efforts to address the limitations we identified.
CrystEngComm, 2022,24, 7545-7553
https://doi.org/10.1039/D2CE00992G
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Exploring the molecular landscape of multicomponent crystals formed by naproxen drug and acridines
Three cocrystals were obtained by naproxen and acridines, optimizing the yield to more than 99% with LAG. The two structures by solution show a host-guest structure, while that by LAG a layered one, with no interconversion between parent structures.
CrystEngComm, 2022,24, 6839-6853
https://doi.org/10.1039/D2CE00890D
Effect of hydrogen bonds and π⋯π interactions on the crystallization of phenyl-perfluorophenyl amides: understanding the self-organization of a cocrystal
Crystallization mechanisms were proposed to investigate hydrogen bond and aromatic donor–acceptor interactions in a series of phenyl–perfluorophenyl amides. The modulation of NH⋯OC bonds and aryl complementarity drove a new cocrystal growth.
CrystEngComm, 2022,24, 5348-5363
https://doi.org/10.1039/D2CE00231K
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Co-crystal synthesis of 2- and 4-mercaptopyridines with thiourea and its analogue, trithiocyanuric acid
For the first time mercaptopyridine co-crystals are reported as a result of the cross-crystallization of two mercaptopyridines with thiourea and trithiocyanuric acid. In one case, the co-crystal was needed to be obtained under dark room conditions.
CrystEngComm, 2022,24, 5340-5347
https://doi.org/10.1039/D2CE00592A
In situ ligand-induced Ln-MOFs based on a chromophore moiety: white light emission and turn-on detection of trace antibiotics
Series novel 3D Ln-MOFs containing both carboxyphenyl and pyridinyl moieties have been constructed. Tb-MOF fluorescence turn-on sensor of levofloxacin solution with highly sensitive and excellent selective was achieved through d-PET approach.
CrystEngComm, 2022,24, 4187-4200
https://doi.org/10.1039/D2CE00613H
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Quantitative reversible one pot interconversion of three crystalline polymorphs by ball mill grinding
We demonstrate here using a disulfide system the first example of reversible, selective, and quantitative transformation between three crystalline polymorphs by ball mill grinding.
CrystEngComm, 2022,24, 4256-4261
https://doi.org/10.1039/D2CE00393G
Series of highly stable Cd(II)-based MOFs as sensitive and selective sensors for detection of nitrofuran antibiotic
The oxygen atom of the MOF ether-bridging group acts as a Lewis base site, improving the connection and allowing the detection of 10 antibiotics through the fluorescence quenching effect.
CrystEngComm, 2021,23, 8043-8052
https://doi.org/10.1039/D1CE01264A
A pillar-layered binuclear 3D cobalt(II) coordination polymer as an electrocatalyst for overall water splitting and as a chemosensor for Cr(VI) anion detection
A 3D pillar-layered cobalt(II) CP with a 3D (4,6)-connected {44·610·8}{44·62} fsc net was designed and it showed great potential as an electrocatalyst in the overall water splitting and as a chemosensor for Cr(VI) anion detection.
CrystEngComm, 2021,23, 6245-6252
https://doi.org/10.1039/D1CE00685A
A multifunctional benzothiadiazole-based fluorescence sensor for Al3+, Cr3+ and Fe3+
A benzothiadiazole-based ZnII MOF (JXUST-3) has been synthesized, which is a good multifunctional chemosensor for the detection of Al3+, Cr3+ and Fe3+.
CrystEngComm, 2021,23, 1898-1905
https://doi.org/10.1039/D1CE00060H
Four dual-functional luminescent Zn(II)-MOFs based on 1,2,4,5-benzenetetracarboxylic acid with pyridylbenzimidazole ligands for detection of iron(III) ions and acetylacetone
Four Zn-MOFs with different topological types were synthesized and characterized, MOFs 1–4 have excellent sensitivity, selectivity, recyclability and structural stabilities for detecting acac/Fe3+ in the naked eye range.
CrystEngComm, 2021,23, 1604-1615
https://doi.org/10.1039/D0CE01619E
Luminescence sensing and photocatalytic activities of four Zn(II)/Co(II) coordination polymers based on a pyridinephenyl bifunctional ligand
Four Zn(II)/Co(II) CPs act as bifunctional materials in the detection of Fe(III) cation, Cr(VI) anion, and nitrofuran antibiotics and removal of methylene blue in aqueous media.
CrystEngComm, 2021,23, 1497-1506
https://doi.org/10.1039/D0CE01812K
Efficient photocatalytic degradation of methyl violet using two new 3D MOFs directed by different carboxylate spacers
Both the MOFs proved to be good candidates for the photocatalytic degradation of methyl violet. The mechanism of these photocatalytic degradations is discussed.
CrystEngComm, 2021,23, 741-747
https://doi.org/10.1039/D0CE01632B
About this collection
This collection brings together articles that made waves in the crystal engineering and crystal growth communities in 2022. These are CrystEngComm’s top 1% highest cited or most downloaded articles in 2022.