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Article
14N and15N NMR spectra of 2-substituted 5-nitrofurans
The14N and15N NMR spectra of a number of 2-substituted 5-nitrofurans were studied. On the basis of experimental data it was concluded that there is considerable π-electron density on the nitrogen atom of the nitr...
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Article
14N and15N NMR spectra of 2-substituted 5-nitrofurans
The14N and15N NMR spectra of a number of 2-substituted 5-nitrofurans were studied. On the basis of experimental data it was concluded that there is considerable π-electron density on the nitrogen atom of the nitr...
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Article
Thermochemical properties of α-nitro derivatives of furan
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The standard enthalpies of combustion of 14 furan derivatives (including 11 α-nitro-substituted furan derivat...
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Article
Study of the reactivities of methyl esters of furan-2-carboxylic and thiophene-2-carboxylic acids by the method of competitive nitration
The reactivities of methyl esters of furan-2-carboxylic and thiophene-2-carboxylic acidswere studied by the method of competitive nitration. Methyl furan-2-carboxylate is more active in its reactions with a mi...
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Article
Methanolysis and hydrolysis of derivatives of methyl 2,5- and 4,5-dihydrofuran-2-carboxylates
Methyl 2,5-dimethoxy-2,5-dihydrofuran-2-carboxylate is formed in the reaction of HCl-CH3OH with methyl 5-nitro-2-acetoxy-2,5-, 5-nitro-4-acetoxy-4,5-, and 2,5-diacetoxy-2,5-dihydrofuran-2-carboxylates, whereas me...
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Article
Nitration of furan derivatives with acetyl nitrate. Investigation of the products of nitration of furfural and furfural diacetate
It was established that 5-nitro-2-acetoxy-2,5-dihydro-, 5-nitro-4-acetoxy-4,5-dihydro-, and 5-nitrofurfural diacetates and 5-nitrofurfural are formed in the nitration of furfural and furfural diacetate in acet...
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Article
Synthesis of some substituted 2- and 4-[2′-(5″-nitro-2″-furyl)vinyl]-quinolines
A series of 2- and 4-[2′-(5″-nitro-2″-furyl)vinyl]quinolines were synthesized by catalytic condensation of 5-nitrofurfural with 2- and 4-methylquinolines. 2-Methylquinoline (quinaldine) and its substituted der...
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Article
Nitration of furan derivatives with acetyl nitrate
The mixture of products formed in the nitration of methyl furan-2-carboxylate in acetic anhydride was separated by means of thin-layer and column chromatography. It was found that products of cis and trans add...
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Article
Synthesis ofβ-(5-nitrofuryl-2)acrolein and optimization of the process for its preparation
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Article
Synthesis and antibiotic properties of certain nitrofurylacetylene compounds
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Article
Syntheses in the field of 5-nitro-2-furylpolyalkenals and 5-nitro-2-furylpolyalkenones
A series ofΩ, Ω′-bis(5-nitro-2-furyl)poryalkenones has been synthesized by the condensation of 5-nitro-2-furylalkenones with 5-nitrofuran aldehydes in acetic acid (concentrated sulfuric acid catalyst). In the Ω, ...
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Article
Synthesis and study of the cytotoxic properties of bis-(2-fluoroethyl)-amino- and N,N-bis-(2-chloroethyl)-hydrazine derivatives of furan
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Article
Synthesis and antibacterial properties of several derivatives of 5-morpholinomethyl-3-amino-2-oxazolidone of the 5-nitrofuran series
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Article
Infrared absorption spectra of functional derivatives of 5-nitrofurfuryl-2-polyalkenes and intramolecular interaction
The frequency characteristics of the vibration spectra of a number of polyalkene derivatives of 5-nitrofuran are examined. In particular, the IR spectra vibrations frequencies of the furan ring, nitro group, d...
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Article
Synthesis of 5-nitrofuryl-2- and fury L-2-propiolic acid
Nitration of methyl furyl-2-propiolate in acetic anhydride at -25° gives methyl 5-nitrofuryl-2-propiolate in good yield. Methods for preparing furyl-2-propiolic acid and its methyl ester are described.
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Article
Synthesis in the fields of 5-nitrofuryl-2-polyalkenals and 5-nitrofuryl-2-polyalkenones. VII. Synthesis and investigation of the antibacterial properties of derivatives of α,β-unsaturated and polyene aldehydes and ketones of the 5-nitrofuran series
Antibacterial properties and toxicities were determined for 66 compounds of the 5-nitrofuran type to ascertain the connection between structure and biological activity.