Effect of p-tert-butylcalix[4]arene fitted with phosphinoyl pendant arms as synergistic agent in the solvent extraction of trivalent lanthanoids with 4,4,4-trifluoro-1-(2-thienyl)-1,3-butanedione and structural study of solid complexes by IR, NMR and X-ray

Polyhedron ◽  
2008 ◽  
Vol 27 (15) ◽  
pp. 3306-3312 ◽  
Author(s):  
Maria Atanassova ◽  
Victoria Lachkova ◽  
Nikolay Vassilev ◽  
Boris Shivachev ◽  
Sabi Varbanov ◽  
...  
2005 ◽  
Vol 752 (1-3) ◽  
pp. 78-86 ◽  
Author(s):  
Qian-Ling Guo ◽  
Da-Qiang Yuan ◽  
Shu-Lan Ma ◽  
Ying-Chun Liu ◽  
Wen-Xiang Zhu

2008 ◽  
Vol 19 (5) ◽  
pp. 749-755 ◽  
Author(s):  
Mahmut Ulusoy ◽  
Hasan Karabıyık ◽  
Rafet Kılınçarslan ◽  
Muhittin Aygün ◽  
Bekir Çetinkaya ◽  
...  

2013 ◽  
Vol 28 (S2) ◽  
pp. S481-S490
Author(s):  
Oriol Vallcorba ◽  
Anna Crespi ◽  
Jordi Rius ◽  
Carles Miravitlles

The viability of the direct-space strategy TALP (Vallcorba et al., 2012b) to solve crystal structures of molecular compounds from laboratory powder diffraction data is shown. The procedure exploits the accurate metric refined from a ‘Bragg-Brentano’ powder pattern to extract later the intensity data from a second ‘texture-free’ powder pattern with the DAJUST software (Vallcorba et al., 2012a). The experimental setup for collecting this second pattern consists of a circularly collimated X-ray beam and a 2D detector. The sample is placed between two thin Mylar® foils, which reduces or even eliminates preferred orientation. With the combination of the DAJUST and TALP software a preliminary but rigorous structural study of organic compounds can be carried out at the laboratory level. In addition, the time-consuming filling of capillaries with diameters thinner than 0.3mm is avoided.


FEBS Letters ◽  
2019 ◽  
Vol 593 (12) ◽  
pp. 1360-1371 ◽  
Author(s):  
Liubov A. Dadinova ◽  
Yurii M. Chesnokov ◽  
Roman A. Kamyshinsky ◽  
Ivan A. Orlov ◽  
Maxim V. Petoukhov ◽  
...  

1985 ◽  
Vol 70 (2) ◽  
pp. 211-219 ◽  
Author(s):  
Juan José Del Val ◽  
Luis Esquivias ◽  
Pedro Luis Olano ◽  
Francisco Sanz

1992 ◽  
Vol 45 (12) ◽  
pp. 2089 ◽  
Author(s):  
EL Ghisalberti ◽  
BW Skelton ◽  
AH White

The structure of the compound obtained on heating the naturally occurring clerodane furanoditerpene (1) had been formulated as (2) on the basis of spectroscopic studies. A single-crystal X-ray diffraction study on the dihydro derivative of (2) has confirmed this and provides support for the stereochemistry previously assigned to (1) on the basis of chemical evidence.


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