A new coordination mode for tris(2-carboxyethyl)phosphine: Synthesis, crystal structure and characterization of the mixed-valence Co(III)/Co(II)/Co(III) complex [Co{P(CH2CH2COO)2(CH2CH2COOH)}2]2[Co(H2O)4][Na2(H2O)4]Cl2·6H2O

Polyhedron ◽  
2008 ◽  
Vol 27 (6) ◽  
pp. 1795-1801 ◽  
Author(s):  
D. Andrew Knight ◽  
Jeffrey R. Deschamps ◽  
Ray J. Butcher ◽  
Christa Simmers ◽  
Eddie L. Chang
1996 ◽  
Vol 35 (18) ◽  
pp. 5403-5406 ◽  
Author(s):  
Francesco Bigoli ◽  
Paola Deplano ◽  
Francesco A. Devillanova ◽  
Alberto Girlando ◽  
Vito Lippolis ◽  
...  

2005 ◽  
Vol 23 (4) ◽  
pp. 418-420 ◽  
Author(s):  
Ren Yan-Wei ◽  
Li Jun ◽  
Zhang Feng-Xing ◽  
Zhang Jin-Hua ◽  
Guo Hui

Author(s):  
M. Bidya Sagar ◽  
K. Ravikumar ◽  
Y. S. Sadanandam

AbstractThe crystallographic characterization of the following three calcium channel antagonists is reported here: 2,6-dimethyl-3,5-dicarbamoyl-4-[2-nitro]-1,4-dihydropyridine (


Crystals ◽  
2021 ◽  
Vol 11 (2) ◽  
pp. 185
Author(s):  
Nina Arnosti ◽  
Marco Meyer ◽  
Alessandro Prescimone ◽  
Edwin C. Constable ◽  
Catherine E. Housecroft

The preparation and characterization of [Cu(POP)(biq)][PF6] and [Cu(xantphos)(biq)][PF6] are reported (biq = 1,1′-biisoquinoline, POP = bis(2-(diphenylphosphanyl)phenyl)ether, and xantphos = (9,9-dimethyl-9H-xanthene-4,5-diyl)bis(diphenylphosphane). The single crystal structure of [Cu(POP)(biq)][PF6] 0.5Et2O was determined and compared to that in three salts of [Cu(POP)(bq)]+ in which bq = 2,2′-biquinoline. The P–C–P angle is 114.456(19)o in [Cu(POP)(biq)]+ compared to a range of 118.29(3)–119.60(3)o [Cu(POP)(bq)]+. There is a change from an intra-POP PPh2-phenyl/(C6H4)2O-arene π-stacking in [Cu(POP)(biq)]+ to a π-stacking contact between the POP and bq ligands in [Cu(POP)(bq)]+. In solution and at ambient temperatures, the [Cu(POP)(biq)][PF6]+ and [Cu(xantphos)(biq)]+ cations undergo several concurrent dynamic processes, as evidenced in their multinuclear NMR spectra. The photophysical and electrochemical behaviors of the heteroleptic copper (I) complexes were investigated, and the effects of changing from bq to biq are described. Short Cu···O distances within the [Cu(POP)(biq)]+ and [Cu(xantphos)(biq)]+ cations may contribute to their very low photoluminescent quantum yields.


RSC Advances ◽  
2021 ◽  
Vol 11 (2) ◽  
pp. 1164-1171
Author(s):  
Xiangmei Wang ◽  
Zeliang Gao ◽  
Chunyan Wang ◽  
Xiaojie Guo ◽  
Youxuan Sun ◽  
...  

This work reports the crystal structure and physical properties of the Y2Mo4O15 crystal and its potential use in the Raman laser.


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