Inhibition of Alkaline Corrosion of Aluminium and Zinc by Condensation Products of Some Carbonyl Compounds

1997 ◽  
Vol 28 (11) ◽  
pp. 543-548 ◽  
Author(s):  
E. Khamis
1980 ◽  
Vol 33 (8) ◽  
pp. 1695 ◽  
Author(s):  
KR Morgan ◽  
NF Curtis

Compounds of copper(II) perchlorate with 2-aminoethanol (etol) and 3- aminopropan-1-ol (prol) react with 4-amino-4-methylpropan-2-one (amp), and with 4-hydroxy-4-methylpropan-2-one (hmp), to form compounds of stoichiometry [Cu(L)] ClO4, where (L) is a tridentate amine imine olato ligand from amp, or a hydroxy imine olato ligand from hmp. The etol condensation products have 'normal' magnetic susceptibilities, while the prol condensation products show antiferromagnetic spin-coupling. The prol/amp product is diamagnetic at 300 K (-J > 700 cm-1) and the prol/hmp product has a J of -186 cm-1, based on magnetic susceptibility measurements over 100-300 K. Preparations of some related nitrate, thiocyanate and tetrachlorozincate compounds are reported. Possible structures for the compounds are discussed.


Author(s):  
Mohd. Washid Khan ◽  
Ravi Prakash Mishra ◽  
Bhavesh Patel ◽  
Shradha Patel ◽  
Sujit Gupta ◽  
...  

Sulphadiazine and their copper metal complexes are dexterous ligands, which are condensation products of primary amines with carbonyl compounds gaining importance day by day in the present scenario. Spectral characterization and examination of the potential antimicrobial and antioxidant activity of the synthesized complex were performed. The imine Cu(II) complex is characterized by FTIR and UV/Vis spectroscopy. The Stoichiometric M:L ratio was determined by Joe and Jones method. These compounds and their copper metal complex are very important in various biological systems and their medicinal and pharmaceutical fields. Schiff foundations show beneficial natural functions such as anti-inflammatory, analgesic, antimicrobial, anticonvulsant, antitubercular, anticancer, antioxidant, anthelmintic, and antiglycation. The present review summarizes information on the diverse biological activities and also highlights the recently synthesized numerous Schiff bases and their metal complex  as potential bioactive core.


Author(s):  
P. H. Boyle ◽  
W. Cocker ◽  
T. B. H. McMurry ◽  
A. C. Pratt

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