Kinetics and mechanism of some reactions of chelated complexes of titanium(IV) with hydrogen peroxide. Synthesis and crystal structure of cesium tetra-.mu.-oxo-tetrakis[(nitrilotriacetato)titanate(IV)] hexahydrate

1980 ◽  
Vol 19 (9) ◽  
pp. 2514-2519 ◽  
Author(s):  
Karl Wieghardt ◽  
Udo Quilitzsch ◽  
Johannes Weiss ◽  
Bernhard Nuber
1991 ◽  
Vol 46 (2) ◽  
pp. 139-142 ◽  
Author(s):  
Markus Wieber ◽  
Udo Simonis ◽  
Dieter Kraft

The oxidation of dialkoxymethylstibine with hydrogen peroxide in the presence of sodium hydroxide leads to the formation of disodium-di-μ-oxo-bis[trihydroxo-methylantimonate(V)]. The salt can be synthesized also by dissolving methanestibonic acid in an aqueous solution of sodium hydroxide. The crystal structure has been determined; it shows a dimeric molecule containing a four-membered ring with Sb -O -Sb linkages. Thermal decomposition and spectroscopic properties o f the com pound are discussed.


1998 ◽  
Vol 63 (6) ◽  
pp. 803-812 ◽  
Author(s):  
Jan Čejka ◽  
Zdeněk Horák ◽  
Svetlana Pakhomova ◽  
Bohumil Kratochvíl ◽  
Petr Sedmera ◽  
...  

Pergolide sulfoxide (1), a metabolite of pergolide (2), has been prepared by oxidation of 2 with hydrogen peroxide. Its structure was determined by X-ray diffraction and compared with the structures of related ergot alkaloids. Two molecules of pergolide (S)- and (R)-sulfoxide crystallize with one molecule of water in the orthorhombic space group P212121 with a = 12.216(3) Å, b = 13.733(2) Å, c = 22.186(6) Å, Z = 4, V = 3 722(2) Å3.


2002 ◽  
Vol 2002 (3) ◽  
pp. 120-121
Author(s):  
Tian Fu Liu ◽  
Hua Kuan Lin ◽  
Shou Rong Zhu ◽  
Zhong Ming Wang ◽  
Hong Gen Wang ◽  
...  

2002 ◽  
Vol 2002 (3) ◽  
pp. 107-109 ◽  
Author(s):  
Guang Liu ◽  
Jian Liu ◽  
Shi-Wei Zhang

1992 ◽  
Author(s):  
W. T. Harrison ◽  
G. D. Stucky ◽  
R. E. Morris ◽  
A. K. Cheetham

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