Cubic Diamond Lattice Metal-Organic Framework
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- | <StructureSection load='' size='450' side='right' caption='A Metal–organic framework structure: the CSD entry JARMEU' scene='10/1092924/ | + | <StructureSection load='' size='450' side='right' caption='A Metal–organic framework structure: the CSD entry JARMEU' scene='10/1092924/Csd_entry_jarmeu_basics/2' > |
==Background== | ==Background== | ||
- | Synthesized metal-organic frameworks have been shown to have a wide range of applications | + | Synthesized metal-organic frameworks have been shown to have a wide range of applications. [[Proteopedia:Hot_News|Three chemists who did seminal work in this field were awarded the Nobel Prize in Chemistry in 2025]]. |
Here the crystal structure of a cubic diamond metal-organic framework is featured; [https://www.ccdc.cam.ac.uk/structures/Search?Ccdcid=JARMEU&DatabaseToSearch=CSD the CSD entry JARMEU]<ref>B.F. Hoskins and R. Robson. 1989. Infinite polymeric frameworks consisting of three dimensionally linked rod-like segments. Journal of the American Chemical Society, v111, pg. 5962-5964, [https://pubs.acs.org/doi/abs/10.1021/ja00197a079 |DOI: 10.1021/ja00197a079]</ref>. <br/> | Here the crystal structure of a cubic diamond metal-organic framework is featured; [https://www.ccdc.cam.ac.uk/structures/Search?Ccdcid=JARMEU&DatabaseToSearch=CSD the CSD entry JARMEU]<ref>B.F. Hoskins and R. Robson. 1989. Infinite polymeric frameworks consisting of three dimensionally linked rod-like segments. Journal of the American Chemical Society, v111, pg. 5962-5964, [https://pubs.acs.org/doi/abs/10.1021/ja00197a079 |DOI: 10.1021/ja00197a079]</ref>. <br/> | ||
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- | Shown at the right is the building block of the network (<scene name='10/1092924/ | + | Shown at the right is the building block of the network (<scene name='10/1092924/Csd_entry_jarmeu_basics/2'>restore initial scene</scene>). |
<span style="font-size:200%;">{{Template:ColorKey_Element_C}}, {{Template:ColorKey_Element_N}}, '''{{Font color|#C88033|Cu}}'''</span> | <span style="font-size:200%;">{{Template:ColorKey_Element_C}}, {{Template:ColorKey_Element_N}}, '''{{Font color|#C88033|Cu}}'''</span> | ||
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</jmol> | </jmol> | ||
- | The metal here is copper. | + | The metal here is copper.<br/> |
+ | A beautiful diamondoid structure appears that is a 4-connected network. <br/> | ||
- | When the repeats of this building block are shown connected to others, the crystalline lattice appears. Viewing the <scene name='10/1092924/Csd_entry_jarmeu_1x1x3_set/4'>the CSD entry JARMEU as a | + | When the repeats of this 4-connected network building block are shown connected to others, the crystalline lattice appears.<br/> |
- | + | Viewing the <scene name='10/1092924/Csd_entry_jarmeu_1x1x3_set/4'>the CSD entry JARMEU as a 1x3x3 set of the metal organic framework</scene> illustrates this.<br/> | |
The large cavities are visible as the lattice layers onto itself as the view of the structure rotates. <br/> | The large cavities are visible as the lattice layers onto itself as the view of the structure rotates. <br/> | ||
The cavities would contain anions and solvent that are not shown in this crystal structure as they'd be freely moving and randomly distributed. | The cavities would contain anions and solvent that are not shown in this crystal structure as they'd be freely moving and randomly distributed. | ||
The extensive crystalline nature with the large cavities becomes more apparent if we consider more of the repeated building blocks. <br/> | The extensive crystalline nature with the large cavities becomes more apparent if we consider more of the repeated building blocks. <br/> | ||
- | <scene name='10/1092924/ | + | <scene name='10/1092924/Csd_entry_jarmeu_lattice/4'>The CSD entry JARMEU as a 1x4x6 lattice of the metal organic framework</scene>. |
+ | |||
+ | <jmol> | ||
+ | <jmolCheckbox> | ||
+ | <scriptWhenChecked>hide all and not cell=555;</scriptWhenChecked> | ||
+ | <scriptWhenUnchecked>display all;</scriptWhenUnchecked> | ||
+ | <checked>false</checked> | ||
+ | <!-- <checked></checked> set it to false or delete it or comment it out as <checked>false</checked> or <checked> </checked>still show as checked--> | ||
+ | <text>Toggle to limit to the key cell vs. the current lattice network framework</text> | ||
+ | </jmolCheckbox> | ||
+ | </jmol> | ||
+ | |||
+ | <jmol> | ||
+ | <jmolCheckbox> | ||
+ | <scriptWhenChecked>select all; spacefill on;</scriptWhenChecked> | ||
+ | <scriptWhenUnchecked>select all; spacefill 0.35; select hydrogen; spacefill 0.25;</scriptWhenUnchecked> | ||
+ | <checked>false</checked> | ||
+ | <!-- <checked></checked> set it to false or delete it or comment it out as <checked>false</checked> or <checked> </checked>still show as checked--> | ||
+ | <text>CPK Spacefll mode</text> | ||
+ | </jmolCheckbox> | ||
+ | </jmol> | ||
<jmol> | <jmol> | ||
<jmolButton> | <jmolButton> | ||
- | <script>load /wiki/scripts/10/1092924/ | + | <script>load /wiki/scripts/10/1092924/Csd_entry_jarmeu_basics/2.spt</script> |
<text>Restore Default Scene</text> | <text>Restore Default Scene</text> | ||
</jmolButton> | </jmolButton> | ||
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</StructureSection> | </StructureSection> | ||
- | ==Technical Details== | ||
- | |||
- | The views featuring the 1x1x3 set and the 1x3x3 plane were built using [https://chemapps.stolaf.edu/jmol/jsmol/jcse/explore.htm the Jmol Crystal Symmetry Explorer] to examine [https://www.ccdc.cam.ac.uk/structures/Search?Ccdcid=JARMEU&DatabaseToSearch=CSD CSD Entry: JARMEU]. | ||
==References== | ==References== |
Current revision
|
References
- ↑ B.F. Hoskins and R. Robson. 1989. Infinite polymeric frameworks consisting of three dimensionally linked rod-like segments. Journal of the American Chemical Society, v111, pg. 5962-5964, |DOI: 10.1021/ja00197a079
- ↑ https://www.nobelprize.org/uploads/2025/10/advanced-chemistryprize2025.pdf