5-Methyl -2,3-Hexanedione Dioxime” as A New Analytical Reagent for the Separation and Extractive Spectrophotometric Determination of Nickel in Steel and Alloy Samples

Sanjeev B. Jadhav, Sahas P. Tandel and Sheela P. Malve
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Chelation Ion-Exchange Properties of Orthonitrophenol-Thiourea-Paraformaldehyde Terpolymer

M. Karunakaran1 and A. Burkanudeen2*
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Methylation Study of Polysaccharides from Seeds of Bauhinia Purpurea

B. K. Srivastava1, Girish Chandra2, Deepti Saxena and Akhilesh Kumar
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Comparative Study on Janus Kinase Enzyme Activity of Pomegranate Leaf Extract and its Active Component Ellagic Acid for Asthma

Sarithamol S, V. L. Pushpa and K. B. Manoj
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DOI : http://dx.doi.org/10.13005/ojc/340255

Ultrasonic Studies on Enhancement of Detergent Action by the Enzyme-Lipase

S. Kothai
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Synthesis, Spectral and Biocidal Screening of Schiff Base Complexes of Co(II), Ni(II) and Cu(II) Containing Nitrogen and Sulphur Donor atoms

B. K. Rai*, Ranjana1, Prem Prakash2 and Prem Lata3
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Zn[(L)-proline]2: A Novel and Recyclable Catalyst for the Synthesis of 2-Aryl-4(3H)-quinazolinones in Solvent-Free Conditions

Naser Montazeri¹*, Khalil Pourshamsian¹, Mahdi Fouladi² and Masoud Bayazi¹
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One-pot Three-component Coupling Reaction: Solvent-free Synthesis of Novel 2-substituted Aryl (amino) Kojic Acid by pTSA-catalyzed

Mehdi Forouzani1 and Hassan Ghasemnejad-Bosra2

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DOI : http://dx.doi.org/10.13005/ojc/290226

Synthesis of N-[7-(1-Substituted) -2,4-Dithiobiureto)-4-YL]-N,N-Diethyl-Pentane-1,4-Diamine

A. K.  Wanjari
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Synthesis and Mass Spectral Fragmentation of A Series of Substituted Coumarins and Their Fused Derivatives

Somyia Metwally Mohammed
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