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Various pyridine derivatives are obtained via the reaction of enaminoketones with active hydrogen compounds. [ABSTRACT FROM AUTHOR]

A variety of new functionalized triazolopyrimidine derivatives (VI) and pyrimidothiadiazines (IV) are synthesized from thiobarbituric acid (I). [ABSTRACT FROM AUTHOR]

Review: 46 refs. [ABSTRACT FROM AUTHOR]

Review: 105 refs. [ABSTRACT FROM AUTHOR]

Reactions of malononitrile derivatives of type (I) with hydrazine hydrate and phenyl hydrazine and some related reactions are described. [ABSTRACT FROM AUTHOR]

Review: advances in some of the most commonly used oxidation and reduction reactions pblished in the literature from 2012; 132 refs. [ABSTRACT FROM AUTHOR]

The article focuses on the research titled "Synthesis of 5-Membered Heterocycles Using Benzoylacetonitriles as Synthon" by R.E. Khidre and B.F. Abdelwahab published in the "Turkish Journal of Chemistry" in 2013.

Conjugate addition of thioamides (I) to diphenylcyclopropenones and subsequent heterocyclization provide the title compounds in good yields. [ABSTRACT FROM AUTHOR]

Depending on the substrate used the reaction with the title amide (II) leads to thiazine or thiazepine derivatives. [ABSTRACT FROM AUTHOR]

Title compound (I) and its derivative (IV) are employed for the synthesis of hitherto unknown bis-heterocyclic amine and bis-heterocyclic carboxamide derivatives. [ABSTRACT FROM AUTHOR]

An abstract of the article "Tetracyanoethylene as a Mediator and Building Block in Synthesis of 5-Substituted Amino-1,3,4-thiadiazolyl-1H-pyrazole Derivatives" by Alaa A. Hassan, Shaaban K. Mohamed and colleagues is presented.

via three-component cyclocondensation reactions of aldehydes, malononitrile and appropriate nucleophiles in aqueous medium [ABSTRACT FROM AUTHOR]

The article focuses on a study titled "Facile Synthesis of Thiazole, Thiazine and Isoindole Derivatives via EDA Approach and Conventional Methods," that was published in the 2013 issue of the journal "Chemical Science."

Review: 146 refs. [ABSTRACT FROM AUTHOR]

Condensation of benzohydrazide (I) with dimedone (II) proceeds in the presence of catalytic amounts of iodine providing spiro-quinazoline (III) whereas, phthalazino-quinazoline (V) is obtained by simple reaction with (IV) in glacial acetic acid. [ABSTRACT FROM AUTHOR]

A convenient, one-pot method for the preparation of 1,2,4-triazepine and 1,2,5-triazocine derivatives is described. [ABSTRACT FROM AUTHOR]

Compounds (IV) and (V) exhibit potent antioxidative activity. [ABSTRACT FROM AUTHOR]

Various title compounds are prepared and tested for their antitumor activities. [ABSTRACT FROM AUTHOR]