New information regarding the transformations of furans under nitration conditions. Direct oxidative cleavage of 2-cyclopropyl- and 5-methyl-2-cyclopropylfurans by means of a nitrating agent S. S. MochalovF. M. Abdel'razekYu. S. Shabarov OriginalPaper Pages: 704 - 712
Synthesis of 4-(hydroxymethyl)tetrahydro-4-pyranol — A new intermediate for the preparation of synthetic citric acid A. A. GevorkyanP. I. KazaryanS. A. Mkrtumyan OriginalPaper Pages: 712 - 713
Reactions of heterocyclic cations with N-containing nucleophiles. 14. Recyclization of 2,6-diphenylpyrylium perchlorate under the influence of nucleophiles with an N-C-N fragment É. A. ZvezdinaM. P. ZhdanovaI. I. Giryavenko OriginalPaper Pages: 714 - 719
Synthesis and properties of 3-oxa-7,11-diazaspiro[5,6]dodecanes R. A. KuroyanV. V. SarkisyanS. A. Vartanyan OriginalPaper Pages: 719 - 723
Synthesis of 4-chloromethyl-substituted pyrylium salts V. I. DulenkoV. M. GolyakV. I. Gubar' OriginalPaper Pages: 723 - 724
Synthesis of 3,3,6,6-tetramethyl-1,4-dioxane-2,5-dione E. N. Zil'bermanV. N. SalovN. B. Matin OriginalPaper Pages: 725 - 726
13C NMR spectra of isomeric 2,3,4-trisubstituted tetrahydrothiophenes T. M. FilippovaS. D. MikhnoV. M. Berezovskii OriginalPaper Pages: 727 - 730
H-D exchange of heterocyclic compounds on catalysts of various types A. G. DedovT. Yu. FilippovaÉ. A. Karakhanov OriginalPaper Pages: 731 - 734
Reaction of thiophthalylium salts with primary aromatic amines D. A. OparinT. G. Melent'evaL. A. Pavlova OriginalPaper Pages: 735 - 737
Synthesis and properties of 9-thia-1,4-diazaspiro[5.5]undecanes R. A. KuroyanV. V. SarkisyanS. A. Vartanyan OriginalPaper Pages: 737 - 740
5-Arylidene derivatives of 3-β-D-ribofuranosylthiazolidine-2,4-dione N. M. FedoseevaM. I. ZavadskayaE. I. Boreko OriginalPaper Pages: 740 - 744
Investigation of the reactivities and tautomerism of azolidines. 46. PMR spectra and structures of the products of hydroxymethylation and aminomethylation of 2-imino-5-arylidene-4-thiazolidinones S. M. RamshS. Yu. Solov'evaA. I. Ginak OriginalPaper Pages: 745 - 749
Condensed heterocycles with a thiazole ring. 5. Thiazolo[3,4-b][1,2,4]triazolium salts E. K. MikitenkoN. N. Romanov OriginalPaper Pages: 749 - 751
Condensed heterocycles with a thiazole ring. 6. New method for the preparation of imidazo[1,2-c]thiazolium and thiazolo[3,4-a]pyrimidinium salts E. K. MikitenkoN. N. Romanov OriginalPaper Pages: 752 - 754
Condensed heterocycles with a thiazole ring. 7. Thiazolo[3,4-a]thiazolo[5,4-e]pyrimidines E. K. MikitenkoN. N. Romanov OriginalPaper Pages: 754 - 756
Synthesis and physicochemical properties of thiazolino[3,2-a]benzimidazoles A. N. KrasovskiiN. A. KlyuevE. Kh. Dank OriginalPaper Pages: 756 - 762
Synthesis and structure of the π complex of chromium with 2-phenylindolizine G. M. BogdanovK. A. PaseshnichenkoV. N. Torocheshnikov OriginalPaper Pages: 763 - 765
Reaction of tetracyanoethylene with 1-vinylindole A. G. GorshkovE. S. DomninaG. G. Skvortsova OriginalPaper Pages: 765 - 767
Synthesis and aromatization of indole derivatives of N-imidoyldihydroaromatic compounds A. K. SheinkmanI. Yu. KozakB. P. Zemskii OriginalPaper Pages: 768 - 772
Reactions of N-heteroaromatic cations with Janovsky anionic σ complexes A. K. SheinkmanT. S. ChmilenkoT. M. Baranova OriginalPaper Pages: 773 - 777
9-Acetyl-(p-tolylcarbamoyl)aminoazafluorenes N. S. ProstakovHanna Bu HabibA. V. Varlamov OriginalPaper Pages: 778 - 781
Synthesis and properties of 2-ethoxycarbonyl-3-amino-2,3-dehydroquinuclidine V. Ya. Vorob'evaE. E. MikhlinaL. N. Yakhontov OriginalPaper Pages: 782 - 785
Synthesis of symmetrical terephthaloyl derivatives of 2-(p-aminophenyl)-5-aminobenzimidazoles — Monomers for the preparation of polyamides M. M. Gel'montYu. I. AkulinL. S. Éfros OriginalPaper Pages: 786 - 792
Synthesis of 2- and 6-arylaminopyrimidinediones S. B. GoncharenkoV. G. VoroninYu. N. Portnov OriginalPaper Pages: 792 - 795
Spectral properties of 8-bromoetheno derivatives of adenine nucleotides T. A. Kondrat'evaR. I. GvozdevL. V. Tat'yanenko OriginalPaper Pages: 796 - 801
1,3-Dimethyl-4,4-dichloro-5-pyrazolone V. P. PerevalovM. A. AndreevaB. I. Stepanov Letters to the Editor Pages: 802 - 802
Configurational isomerization of 2-isopropyl-4,5-dimethyl-1,3,2-dioxaborinane V. V. KuznetsovA. I. Gren' Letters to the Editor Pages: 803 - 803
Synthesis of 3-cyano-6-aryl-2-pyrones by the rosenmund-von braun reaction N. F. LyukmanovE. I. Kovshev Letters to the Editor Pages: 804 - 804
Utilization of 2-bromo-3,3-dichloropropenal in the synthesis of 3-bromo-2-pyrones S. V. SokolovskayaL. K. Moldovanova Letters to the Editor Pages: 805 - 805
Bis(cyanomethylidene)-1,4-dioxanes Yu. M. SkvortsovA. G. Mal'kinaB. A. Trofimov Letters to the Editor Pages: 806 - 806