Interaction of 5,6-dimethyl-3,4-dihydrothieno[2,3-d]pyrimidine-4-one (1), -thione(2) with alkylation agents (methyl-, ethyl-, n-propyl-, n-butyl iodides, allylbromide, benzyl chloride) in different conditions (in the presence of catalyst and/or without catalyst) were investigated...
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Research Article10.9734/ACSJ/2014/10495
The reactions of 2,3-tri-,-tetramethylene-7,8–dihydro-6Н–thieno[2,3-d]pyrrolo[1,2-a] pyrimidine-4-ones (1a,b) and 2,3-dimethyl-,-tri-,-tetra-,-pentamethylene-6,7,8,9-tetrahydropyrido[1,2-a]thieno[2,3-d]pyrimidine–4-ones (4a-d), containing active methylene groups in positions 8 or...
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Research Article10.9734/ACSJ/2013/2966
Aims: The study is aimed to obtain acylated derivatives of polyprenols which were isolated from leaves of grape Vitis vinifera L. Study Design: Modification of natural compounds. Place and Duration of Study: Department of Organic Chemistry, Institute of the Chemistry of Plant Sub...
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Research Article10.9734/ACSJ/2013/2916
Aims: To carry out reactions between hydrochlorides of 2, 3-tri(tetra)methylene-3, 4-dihydropyrimidine-4-ones and N-bromosuccinimide (and/or bromine), to determine way of reactions. Study Design: Official design. Place and Duration of Study: Department of Organic Chemistry, Insti...
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Research Article10.9734/ACSJ/2014/7060
Aims: The study is aimed to isolate of polyprenols from grape Vitis vinifera L. leaves by different methods and to determine of polyprenol content of plant leaves growing in various regions of Uzbekistan. Study Design: Isolation of polyprenols. Place and Duration of Study: Depart...
Open access
Research Article10.9734/IJBCRR/2013/2935