CCDC Cambridge
banner
ccdc.cam.ac.uk
CCDC Cambridge
@ccdc.cam.ac.uk
The CCDC is a non-profit, charitable institution focused on the advancement & promotion of chemistry & crystallography.

Website: https://www.ccdc.cam.ac.uk/
Reported in @natchem.nature.com, the use of cubene and 1,7-quadricyclene in synthesis.

By exploiting hyperpyramidalized, strained bonds, the Garg group builds unique scaffolds like this one elucidated by MicroED electron diffraction.

CSD Entry EXEZEQ: ccdc-info.com/4c1Z1Lj
#FeaturedStructureFriday
January 30, 2026 at 4:07 PM
Expanded boraporphyrinoids with redox switchable magnetic (anti)aromaticity and strong near-infrared absorption have been reported in @jacs.acspublications.org.

Antiaromatic CSD Entry IWANUT becomes aromatic upon twofold reduction.

🔗 dx.doi.org/10.5517/ccdc...

#FeaturedStructureFriday #ChemSky
January 23, 2026 at 4:15 PM
A new nonalternant buckybowl embeds an azulene unit into a curved π-system with a rare 5/7 ring topology. Reported in Chemistry - a European Journal.

CSD Entry ISEWUC reveals a shallow, dynamic bowl with unique packing and strong fullerene affinity.
🔗 ccdc-info.com/4pI6aUs
#FeaturedStructureFriday
January 16, 2026 at 1:55 PM
Reported in @chemicalscience.rsc.org ultrastiff crystals of mucic acid.

Inspired by previous reports of high density, this work reveals a high Young’s modulus and hardness due to the extensive hydrogen bonding network.

🔗 CSD Entry BIVTUV02: dx.doi.org/10.5517/ccdc...

#FeaturedStructureFriday
January 9, 2026 at 2:43 PM
Happy New Year! Did you celebrate with fireworks? Our first #FeaturedStructureFriday of the year is potassium hydrogen terephthalate, an additive used in fireworks to create a whistling effect.

www.ccdc.cam.ac.uk/services/str....
January 2, 2026 at 2:36 PM
Season’s Greetings from the CCDC! This week, we’re featuring the terpene alpha-pinene, one of the molecules responsible for the classic aroma of Christmas trees.

🔗 CSD Entry ACIFEX: dx.doi.org/10.5517/cc5x...

#FeaturedStructureFriday #ChemSky
December 19, 2025 at 3:49 PM
The synthesis of a semitubular molecule comprising two [8]circulene moieties has been reported in @jacs.acspublications.org.

CSD entry UTIJUG exhibits an excellent match to the substructure of Schwarzite P192.

🔗 dx.doi.org/10.5517/ccdc....

#FeaturedStructureFriday #CompChemSky
December 12, 2025 at 4:02 PM