Synthesis of heterocyclic compounds from cyclohexane-1,3-diones (review)

The literature data on the synthesis of partially hydrogenated heterocyclic compounds containing a 3-oxocyclohexene structural fragment condensed with five-, six-, or seven-membered oxygen-, nitrogen-, and sulfur-containing heterorings from cyclohexane-1,3-diones and their derivatives are examined in this review.     

Synthesis of heterocyclic compounds using oxaloacetic ester (review)

Published data on the use of oxaloacetic ester in the synthesis of various heterocyclic systems are discussed. __________ Translated from Khimiya Geterotsiklicheskikh Soedinenii, No. 2, pp. 163–187, February, 2008.     

Synthesis of heterocyclic compounds based on trichloroacetonitrile (review)

The available literature data on the utilization of trichloroacetonitrile in the synthesis of heterocyclic compounds are correlated.Translated from Khimiya Geterotsiklicheskikh Soedinenii, No. 11, pp. 1443–1471, November, 1993.     

Asymmetric catalysis involving heterocyclic compounds (review)

The newest advances in the realization of asymmetric reactions with the aid of both heterogeneous and metal-complex catalysts are examined. Heterocyclic compounds are used as prochiral substrates and chiral ligands in the compositions of the catalysts. Chief attention is directed to the relationship between the enantioselectivity and the structures of the heterocyclic compounds.Translated from Khimiya Geterotsiklicheskikh Soedinenii, No. 3, pp. 291–303, March, 1983.     

Synthesis of heterocyclic compounds on the basis of cyclohexane-1,3-diones (review)

The literature data for the period 1973–1985 on the synthesis, on the basis of cyclohexane-1,3-diones and their derivatives, of heterocyclic compounds that contain a 3-oxocyclohexene structural fragment or are formed as a result of a change in the cyclohexane ring are examined.Translated from Khimiya Geterotsiklicheskikh Soedinenii, No. 6, pp. 723–738, June, 1988.     

Synthesis of heterocyclic compounds in the presence of transition metal complexes (review)

The most recent data on reactions involving the formation of heterocycles that take place in the presence of palladium, nickel, cobalt, and iron complexes are examined. The mechanisms of the reactions are discussed in the light of modern concepts of catalysis by metal complexes. The particular significance of metal complex catalysts for the synthesis of heterocycles with unique structures is demonstrated. Translated from Khimiya Geterotsiklicheskikh Soedinenii, No. 2, pp. 147–163, February, 1980.     

Synthesis of heterocyclic compounds by the cyclization of isatin and its derivatives (review)

Published data on the synthesis of heterocyclic compounds formed as the result of the recyclization of isatin and its derivatives are classified and summarized.Academician A. N. Kosygin Moscow State Textile Academy, Moscow. Translated from Khimiya Geterotsiklicheskikh Soedinenii, No. 3, pp. 291–323, March, 1996. Original article submitted September 14, 1995.     

Mass spectrometry and stereochemistry of heterocyclic compounds (review)

The possibilities of the application of mass spectrometry for the determination of the orientation of substituents, the stereochemistry of ring fusion, and the configuration of an asymmetric heteroatom are examined. The possibility of the use of the differences in the ionization and appearance potentials of epimers for the solution of stereochemical problems in series of heterocyclic compounds is discussed.Translated from Khimiya Geterotsiklicheskikh Soedinenii, No. 11, pp. 1443–1460, November, 1978.     

Synthesis of heterocyclic compounds from 4-formylpyrazoles

Formylation of pyrazole and 2,5-dimethylpyrazole gave a number of pyrazole-containing aldehydes, which can be used to obtain chromenes, tetrahydrochromenes, 1,4-dihydropyrano[2,3-c]pyrazoles, pyrano[3,2-c]chromenes, thiochromeno[4,3-b]pyrans, pyrano[3,2-c]-quinolines, and thiazolo[3,2-a]pyridines.     

Luminescent heterocyclic compounds with two fluorophors (a review)

Various types of bifluorophoric heterocyclic compounds are described and a classification of them based on chemical structure is given; the connection between the structure of the bifluorophors and their luminescent properties is discussed.Translated from Khimiya Geterotsiklicheskikh Soedinenii, No. 5, pp. 579–592, May, 1935.     

Spiro compounds containing adamantane and heterocyclic fragments (review)

Data on the synthesis of compounds containing adamantane and heterocyclic fragments with a common carbon atom are reviewed, classified, and analyzed for the first time. A. N. Kosygin Moscow State Textile Academy. Translated from Khimiya Geterotsiklicheskikh Soedinenii, No. 4, pp. 435–482, April, 1997.     

Synthesis of nitrogen-containing condensed heterocyclic compounds by catalytic dehydrocyclization of substituted pyridine bases (review)

Reactions involving the catalytic dehydrocyclization of synthetically accessible substituted pyridine bases, as a result of which condensed nitrogen-containing heterocyclic compounds containing three, four, and five rings are formed, are examined.Translated from Khimiya Geterotsiklicheskikh Soedinenii, No. 8, pp. 1011–1021, August, 1988.     

Utilization of azomethines in syntheses of heterocyclic compounds (review)

Methods for obtaining nitrogen-containing heterocycles in which one of the starting compounds is an azomethine are examined.Translated from Khimiya Geterotsiklicheskikh Soedinenii, No. 1, pp. 5–32, January, 1990.     

Synthesis of N-vinylpyrroles from N-(2-hydroxyethyl)pyrroles

Russian Journal of Organic Chemistry -     

缩杂环卓酮化合物的合成

本文报道Friedlaender反应在卓酮化学中的应用, 合成了喹啉基取代的卓酮化合物。     

Pummerer reaction in synthesis and transformations of heterocyclic compounds (review)

Data on the use of the Pummerer reaction in the synthesis and transformations of various heterocyclic compounds that contain oxygen, sulfur, and nitrogen as the heteroatoms are correlated.Translated from Khimiya Geterotsiklicheskikh Soedinenii, No. 10, pp. 1299–1313, October, 1989.     

Thio-claisen rearrangement in the synthesis of sulfur-containing heterocyclic compounds (review)

The review is devoted to literature information on the mechanism of the thio-Claisen rearrangement of allyl aryl (heteryl) sulfides and their use in the synthesis of five- and six-membered sulfur-containing heterocyclic compounds, including derivatives of dihydrobenzothiophene and thiochromane.Translated from Khimiya Geterotsiklicheskikh Soedinenii, No. 4, pp. 435–449, April, 1980.     

异色满酮-4及其衍生物的合成IX异香豆素并杂环化合物的合成

本文通过3, 4-二氢异苯并吡喃酮-4和其β-二酮衍生物的缩合反应, 合成出3, 4-二氢异苯并吡喃并吲哚、并喹啉、并吡唑和并嘧啶类化合物, 并进一步氧化成标题化合物。所合成的新化合物均经核磁共振光谱红外光谱及元素分析证明其分子结构。     

Oximes of five-membered heterocyclic compounds with three and four heteroatoms 1. Synthesis and structure (review)

Data on the production methods and structure of triazole, tetrazole, dioxazole, oxadiazole, and thiadiazole aldoximes and ketoximes and their derivatives are reviewed. __________ Translated from Khimiya Geterotsiklicheskikh Soedinenii, No. 6, pp. 803–816, June, 2008.