Crystallography Open Database

Information card for entry 1512132

Preview

Coordinates	1512132.cif
Original paper (by DOI)	HTML

Structure parameters

Common name	Coumarin 445
Chemical name	7-(ethylamino)-4-methyl-2H-chromen-2-one
Formula	C12 H13 N O2
Calculated formula	C12 H13 N O2
SMILES	Cc1cc(=O)oc2cc(ccc12)NCC
Title of publication	Molecular Origins of Optoelectronic Properties in Coumarins 343, 314T, 445, and 522B
Authors of publication	Liu, Xiaogang; Cole, Jacqueline M.; Waddell, Paul G.; Lin, Tze-Chia; McKechnie, Scott
Journal of publication	The Journal of Physical Chemistry C
Year of publication	2013
Journal volume	117
Journal issue	27
Pages of publication	14130
a	13.786 ± 0.006 Å
b	5.596 ± 0.002 Å
c	15.675 ± 0.005 Å
α	90°
β	122.93 ± 0.03°
γ	90°
Cell volume	1015 ± 0.7 Å³
Cell temperature	120 ± 2 K
Ambient diffraction temperature	120 ± 2 K
Number of distinct elements	4
Space group number	14
Hermann-Mauguin space group symbol	P 1 21/c 1
Hall space group symbol	-P 2ybc
Residual factor for all reflections	0.0646
Residual factor for significantly intense reflections	0.0571
Weighted residual factors for significantly intense reflections	0.1636
Weighted residual factors for all reflections included in the refinement	0.1722
Goodness-of-fit parameter for all reflections included in the refinement	1.082
Diffraction radiation wavelength	0.71073 Å
Diffraction radiation type	MoKα
Has coordinates	Yes
Has disorder	No
Has F_obs	No

Version history

Revision	Date	Message	Files
176729 (current)	2016-02-18	cif/ (antanas@echidna.ibt.lt) Replacing _[local]_cod_* tags with their equivalents from the COD CIF dictionary in multiple entries in range 1.	1512132.cif
87840	2013-08-27	cif/ Adding structures of 1512130, 1512131, 1512132, 1512133 via cif-deposit CGI script.	1512132.cif