International Research and Publishing Academy
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Soil is one of the favorable habitat for microorganism. It considered being the home of wide range of them in particularly, bacteria and fungi. Southern Iraq is characterized by a multiplicity of ecosystem, which include desert, agricultural and marine areas, each of which has special composition that differs from the…
Several new and know 6-(4-substituted phenyl)-4-(4-substituted phenyl)-2-phenyl-6H-1,3-thiazine (or selenazine) (Z4B7, Z4D5, Z4B7′ and Z4D5′) were prepared by the 1,4-Michael addition reaction of chalcone derivatives with thiobenzamide or phenylselenocarboxamide in basic medium (where the chalcones was formed by Claisen-Schimidt condensation of aromatic aldehydes with 4-substituted acetophenone in presence of sodium hydroxide)…