Spectroscopic investigations of a substituted amide of pyrazine-2-carboxylic acid – C16H18N3O

L. Ushakumari¹, C.Yohannan Panicker¹*, Hema Tresa Varaghese², Haseena¹, A.V. Vaidyan³, Nisha Sudhakaran³ And K. Raju4
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Syntheses, Spectral Characterization and Antimicrobial Evaluation of Some New 2-Pyrazolines

D. N. Nagar, Tushar, Mehta and V. H. Shah*
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Synthesis and Biological Activity of Some 3,5-Dichloro-2-Hydroxybenzenesulphonylamino Acid Derivatives

Y .A . Abbas
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Formation Constants of Bivalent Metal Ions With Benzofuran-2-Carbohydrazide Schiff Base

M. B. Halli1 and B. R. Badiger2
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Action of Nitrogen and Carbon Nucleophiles on 6-Phenyl-3, 4-Dihydrocoumarin

M. A. Sayed, A. Y. Soliman, A. M. El-Gendy* and M. Mostafa
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Synthesis and Characterization of Some Metal Chelates of Istin-2-(5-Nitropyridyl) Hydrazone

Aziza K. Shehata A1 and Aly M.A. Hassaan2
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Effect of Substituens on the Electro Reduction and Acidity of 2-Benzylidene-1.3-Indandione

Abdulhadi M. Summan
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Thermodynamic Relationships In Complex Formations , VIII. ΔH – ΔS Behaviour In Series Of Reactions Of Polyamines With Proton Or Metal Ions Inaqueous Solution

Domenico De Marco1, Antonlno Giannetto1 and Elzebieta Lodyga-Chruscinska2
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Extraction-Spectrophotometric Determination of Palladium (II) With 2-Hydroxy-1-Naphthaldehyde-4-Phenyl-3-Thiosemicarbazone

Katsuya Uesugi, Tohru Nagahiro, Tetsu Kumagai and Hiroshi Nisioka
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A Density Functional Theory Study of Inverse Electrons Demand Diels-Alder Reactions of 6-Nitrotetrazolo[1,5-A] Pyridine Compounds

Ayadi Sameh and Abderrabba Manef
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