B. Zh. Elmuradov

Thieno[2,3-d]Pyrimidin-4-Ones. Part 3.* Electrophilic Ipso-Substitution Reactions of Methyl and Methoxycarbonyl Groups

B. Zh. Elmuradov, Kh. A. Bozorov, А. Zh. Kurbanbayeva, I. S. Ortikov, Kh. M. Bobakulov, N. D. Abdullayev, A. Yili2, H. A. Aisa & Kh. М. Shakhidoyatov · Chemical Science International Journal · 2013

Interactions of 5,6-dimethyl- (1), 3,5,6-trimethylthieno[2,3-d]pyrimidin-4(3H)-ones (2) and 2,3-dimethyl- (5-7), 2-methyl-3-methoxycarbonylthieno[2,3-d]dihydropyrrolo-, -tetrahydropyrido-, tetrahydroazepino[1,2-a]pyrimidin-4-ones (14-16) with nitrating mixture were investigated....

Open access Research Article 10.9734/ACSJ/2013/4203

Thieno[2,3-d ]Pyrimidin-4-Ones. Part 2*. Condensation of 2,3- Disubstituted Thieno[2,3-d]Pyrimidin-4-Ones with Aldehydes

B. Zh. Elmuradov, Kh. A. Bozorov & Kh. M. Shakhidoyatov · Chemical Science International Journal · 2013

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...

Open access Research Article 10.9734/ACSJ/2013/2966

Thieno [2, 3-d] Pyrimidine-4-Ones. Part 4.* Directions of Reactions of the 2-Oxo-, -Thioxo-5, 6-Dimethyl-3, 4-Dihydrothieno [2, 3-d] Pyrimidine-4-Ones with Electrophilic Reagents

I. S. Ortikov, B. Zh. Elmuradov & Kh. M. Shakhidoyatov · Chemical Science International Journal · 2014

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...

Open access Research Article 10.9734/ACSJ/2014/10495

Thieno[2,3-d]Pyrimidine-4-Ones. Part 5.# Hydrogen Chloride Promoted Synthesis of 2-Substituted Thieno[2,3-d]Pyrimidine-4-Ones and their Structural Investigations

D. Kh. Akramov, B. B. Zhurayev, B. A. Urakov & B. Zh. Elmuradov · Chemical Science International Journal · 2016

Synthesis of some novel 2-substituted thieno[2,3-d]pyrimidine-4-ones have been studied. It was found that in this case the 2-amino-4,5-dimethylthiophene carboxamide (1) can serve effective synthone for the synthesis 2-aryl-5,6-dimethyl-3,4-dihydrothieno[2,3-d]pyrimidine-4-ones (3...

Open access Research Article 10.9734/ACSJ/2016/24983