Synthesis of o-acylamino-4-methyl-7-hydroxycoumarins (4-methylumbelliferones) I. K. Kozlova OriginalPaper Pages: 750 - 753
2-Benzopyrilium salts. 28. Conversion of 1-methyl-2-benzopyrilium salts into substitute chrysenes in basic media I. V. KorobkaYu. V. RevinskiiE. V. Kuznetsov OriginalPaper Pages: 754 - 758
Heterogyclization of triketones of the 2-(3-oxopropyl)-cyclohexane-1,3-dione series V. G. KharchenkoL. I. MarkovaL. M. Yudovich OriginalPaper Pages: 758 - 761
Free-radical reactions of 2-ethoxy-1,3-oxathiolane A. TaganlievL. Z. Rol'nikD. L. Rakhmankulov OriginalPaper Pages: 761 - 762
Benzenoid-quinone tautomerism in azomethines and their structural analogs. 34. 3-hydroxy-1-methylindole-2-carbaldehyde imines L. M. SitkinaA. D. DubonosovV. I. Minkin OriginalPaper Pages: 763 - 766
Transformations of 5-methyl-6-carbethoxy-3,4-dihydrothieno-[2,3-d]pyrimidine for synthesis of 4-methoxy-, 4-alkylamino-, and other derivatives of thieno[2,3-d]pyrimidine A. N. GrinevN. V. Kaplina OriginalPaper Pages: 767 - 770
Lactams of acetals and acid amides, 45. Synthesis of condensed 2-pyridones from activated amides, lactams, and lactones L. V. ErshovV. G. Granik OriginalPaper Pages: 771 - 774
Study of reaction of 2,3,3-trimethyl-3H-indole with haloacetic acid amides. Synthesis of 1,2,3,9a-tetrahydro-9H-imidazo[1,2-a]indol-2-ones Yu. A. DegutisA. A. SchachkusA. G. Urbonavichyus OriginalPaper Pages: 774 - 777
Porphyrins. 20. Interaction of 2-formyl-5,10,15,20-tetraphenylporphyrin with ch acids I. G. RishV. S. PshezhetskiiG. V. Ponomarev OriginalPaper Pages: 777 - 781
Electrophilic substitution reactions of acylated 2-aminoindole derivatives E. S. BesidskiiG. A. GolubevaL. A. Sviridova OriginalPaper Pages: 782 - 785
Electrophilic substitution reactions of alkylated 2-aminoindole derivatives G. A. GolubevaE. S. BesidskiiYu. G. Bundel' OriginalPaper Pages: 786 - 791
Synthesis of N,N′-dialkylquinacridones under the conditions of heterogeneous catalysis L. L. PushkinaO. P. ShelyapinS. M. Shein OriginalPaper Pages: 792 - 795
Synthesis of dioxoanthra[1,2-d]pyrazoline-1,2-amine(I)imides by the photolysis of 1-azido-2-dialkylaminomethyl-9,10-anthraquinones L. M. GornostaevT. I. Lavrikova OriginalPaper Pages: 795 - 798
Cyclization of N-alkylammonium cations with bifunctional nucleophiles. 17. Annelation of imidazole and 1,2,4-triazine rings with pyrazines via the reactions of thiosemicarbazides with pyrazinium salts V. G. BaklikovV. N. CharushinN. N. Sorokin OriginalPaper Pages: 798 - 804
Reaction of quinoxaline with benzopyridines in acetic anhydrides in the presence of Zn dust A. K. SheinkmanKh. Ya. LopatinskayaP. B. Terent'ev OriginalPaper Pages: 805 - 810
Synthesis of some pyrimido[4,5-b][1,4]oxazines starting from 5-aminopyrimidines R. G. Melik-OgandzhanyanT. A. KhachaturyanG. M. Stepanyan OriginalPaper Pages: 811 - 813
Effect of geminal substituents on dehydrogenation of dihydro derivatives of nitrogen heterocycles. 2,3-dihydroperimidines and benzimidazolines A. A. EspenbetovA. F. PozharskiiA. N. Suslov OriginalPaper Pages: 814 - 821
Additivity of 13C-1H and 1H-1H spin-spin coupling constants in six-membered aromatic nitrogen-containing heterocycles A. Yu. DenisovV. I. MamatyukO. P. Shkurko OriginalPaper Pages: 821 - 825
Macrocyclic amidoacylhydrazones A. S. YavorskiiM. L. BondarevP. B. Terent'ev OriginalPaper Pages: 826 - 829
Unusual products in the reaction of 2-(4-tolyl)phthalimidine with sodium borohydride and dimethylformamide V. A. KovtunenkoT. T. DobrenkoF. S. Babichev Letters to the Editor Pages: 830 - 830
Synthesis of 3-(chloromethyl)-substituted benzo[c]-2,4-dithiepins I. M. NasyrovM. S. MukhamedzhanovS. Sh. Shukurov Letters to the Editor Pages: 831 - 831
Synthesis of carbamoyl derivatives of azacrown ethers A. V. BogatskiiS. M. Pluzhnik-Gladyr'R. G. Kostyanovskii Letters to the Editor Pages: 832 - 832
Reaction of fervenulin-4-oxide with indole and α-methylindole Yu. A. AzevI. I. Mudretsova Letters to the Editor Pages: 833 - 833
Synthesis of 1-vinylperimidine N. P. KuznetsovaT. G. ErmakovaV. A. Lopyrev Letters to the Editor Pages: 834 - 834
Ring-ring tautomerism of 1-acyl-5-acetylhydrazino-2-pyrazolines K. N. ZeleninM. Yu. MalovS. I. Yakimovich Letters to the Editor Pages: 835 - 835
Tautomerism of 5-thioacylhydrazinoisoxaline-2 and 5-(2-hydroxyiminopropyl)-1,3,4-thiadiazoline-2 K. N. ZeleninV. V. AlekseevS. I. Yakimovich Letters to the Editor Pages: 836 - 837