Crystallography Open Database

Information card for entry 4002958

Preview

Coordinates	4002958.cif
Original paper (by DOI)	HTML

Structure parameters

Formula	C23 H24
Calculated formula	C23 H24
SMILES	c12c([C@H]3[C@@H]2C2CC3[C@@H]3c4c(ccc(c4[C@H]23)C)C)c(ccc1C)C
Title of publication	Microporous Polyimides from Ladder Diamines Synthesized by Facile Catalytic Arene‒Norbornene Annulation as High-Performance Membranes for Gas Separation
Authors of publication	Abdulhamid, Mahmoud A.; Lai, Holden W. H.; Wang, Yingge; Jin, Zexin; Teo, Yew Chin; Ma, Xiaohua; Pinnau, Ingo; Xia, Yan
Journal of publication	Chemistry of Materials
Year of publication	2019
Journal volume	31
Journal issue	5
Pages of publication	1767
a	5.5751 ± 0.0004 Å
b	25.0978 ± 0.0018 Å
c	12.0481 ± 0.0008 Å
α	90°
β	91.294 ± 0.003°
γ	90°
Cell volume	1685.4 ± 0.2 Å³
Cell temperature	100 K
Ambient diffraction temperature	100 K
Number of distinct elements	2
Space group number	14
Hermann-Mauguin space group symbol	P 1 21/n 1
Hall space group symbol	-P 2yn
Residual factor for all reflections	0.0533
Residual factor for significantly intense reflections	0.0468
Weighted residual factors for significantly intense reflections	0.1236
Weighted residual factors for all reflections included in the refinement	0.1289
Goodness-of-fit parameter for all reflections included in the refinement	1.045
Diffraction radiation probe	x-ray
Diffraction radiation wavelength	0.7749 Å
Has coordinates	Yes
Has disorder	No
Has F_obs	No

Version history

Revision	Date	Message	Files
220382 (current)	2019-10-29	cif/ Adding structures of 4002958 via cif-deposit CGI script.	4002958.cif