1. Dmitrii Nikolaevich Kursanov (on his seventieth birthday)

   Announcement Pages: 673 - 673

2. Physicochemical investigation of aqueous solutions of rhodium (III) perchlorate

   • O. A. Efremenko
   • V. I. Shlenskaya
   • I. P. Alimarin

   Inorganic and Analytical Chemistry Pages: 674 - 678

3. Intramolecular hydride transfer in the ionic hydrogenation of isopropylcyclopropane

   • D. N. Kursanov
   • G. A. Khotimskaya
   • Z. N. Parnes

   Physical Chemistry Pages: 679 - 681

4. Investigation of the gas chromatographic separation in eluent-thermal displacement preparative chromatography

   • V. G. Berezkin
   • E. G. Rastyannikov

   Physical Chemistry Pages: 682 - 686

5. The use of an additive scheme of calculating the indices of retention in gas-liquid chromatography

   • V. V. Keiko
   • B. V. Prokop'ev
   • B. A. Trofimov

   Physical Chemistry Pages: 687 - 689

6. Infrared spectra of derivatives of Π-cyclopentadienyliron dicarbonyl containing a iron-germanium bond

   • A. N. Nesmeyanov
   • K. N. Anisimov
   • F. S. Denisov

   Physical Chemistry Pages: 690 - 693

7. The IR and UV spectra of enol forms of N-butyl-4-cyano-2, 3-dioxopyrrolidine and N-butyl-4-carboethoxy-2, 3-dioxopyrrolidine

   • B. A. Arbuzov
   • O. A. Erastov
   • S. N. Ignat'eva

   Physical Chemistry Pages: 694 - 697

8. Mass spectrometric study of carbohydrates

   • N. S. Vul'fson
   • O. S. Chizhov
   • L. S. Golovkina

   Physical Chemistry Pages: 698 - 702

9. Proton magnetic resonance spectra of vinyl and allyl derivatives of elements of group IVB and d_π -p_π interaction

   • A. N. Egorochkin
   • A. I. Berov
   • N. S. Vyazankin

   Physical Chemistry Pages: 703 - 705

10. Investigation of rapid processes in the thermal decomposition of ammonium perchlorate with a transit time mass spectrometer

    • O. P. Korobeinichev
    • V. V. Boldyrev
    • N. Z. Lyakhov

    Physical Chemistry Pages: 706 - 708

11. Dipole moments, molar Kerr constants, and structure of the adducts of diene synthesis of fumaronitrile and maleonitrile with cyclic dienes and their oxides

    • B. A. Arbuzov
    • L. A. Grozina
    • I. M. Khamatullina

    Physical Chemistry Pages: 709 - 713

12. Anisotropy of the polarizability of norbornenes and their epoxy derivatives

    • B. A. Arbuzov
    • L. A. Grozina
    • I. M. Khamatullina

    Physical Chemistry Pages: 714 - 717

13. Mechanism of the conjugated oxidation of propylene and acetaldehyde

    • P. I. Valov
    • É. A. Blyumberg
    • N. M. Émanuél'

    Physical Chemistry Pages: 718 - 723

14. Interaction of the stable radical 2,2,6,6-tetramethylpiperidone-4-oxy-1 with acids

    • G. A. Abakumov
    • V. D. Tikhonov

    Physical Chemistry Pages: 724 - 727

15. Equilibrium in the exchange interaction of trialkyloxonium salts with esters

    • L. M. Bogdanova
    • A. I. Efremova
    • N. S. Enikolopyan

    Physical Chemistry Pages: 728 - 733

16. Kinetics and mechanism of the exchange interaction of trialkyloxonium salts with esters

    • A. I. Efremova
    • V. P. Roshchupkin
    • S. Enikolopyan

    Physical Chemistry Pages: 734 - 739

17. Anticholinesterase properties of O-ethyl-S-[β-dialkoxy-phosphinyl)ethyl]-methylthiophosphonates

    • A. P. Brestkin
    • R. I. Volkova
    • N. E. Teplov

    Physical Chemistry Pages: 740 - 743

18. Peculiarities of the inhibiting effect of azo-compounds in liquid-phase oxidation reactions

    • E. M. Tochina
    • L. M. Postinkov
    • Ya. É. Bryuske

    Physical Chemistry Pages: 744 - 749

19. Interaction of Mannich bases with triethyl phosphite

    • B. E. Ivanov
    • V. F. Zheltukhin

    Physical Chemistry Pages: 750 - 752

20. Interaction of Mannich bases with triethyl phosphite

    • B. E. Ivanov
    • V. F. Zheltukhin

    Physical Chemistry Pages: 753 - 756

21. Influence of the hydrogen pressure on the selectivity of platinum catalysts in the hydrogenolysis of methylcyclopentane

    • V. V. Voronin
    • I. I. Levitskii
    • Kh. M. Minachev

    Physical Chemistry Pages: 757 - 761

22. Investigation of the formation of catalysts by the method of thermal chromatography

    • E. Z. Golosman
    • V. I. Yakerson
    • L. M. Il'icheva

    Physical Chemistry Pages: 762 - 767

23. Investigation of the formation of catalysts by the method of thermal chromatography

    • E. Z. Golosman
    • V. I. Yakerson
    • L. M. Il'icheva

    Physical Chemistry Pages: 768 - 771

24. Catalytic properties of ruthenium in the hydrogenation of monosaccharides

    • N. A. Vasyunina
    • G. S. Barysheva
    • A. A. Balandin

    Physical Chemistry Pages: 772 - 777

25. Catalysis of hydrogen transfer by methods believed to be similar to enzymatic methods

    • O. N. Efimov
    • O. N. Eremenko
    • P. S. Chekrii

    Physical Chemistry Pages: 778 - 780

26. Mechanism of the polycondensation of chlorides of aromatic dicarboxylic acids with dihydric phenols

    • R. S. Belichkova
    • V. V. Korshak
    • N. S. Enikolopyan

    Physical Chemistry Pages: 781 - 786

27. Effect of stereochemical and electronic factors on the breakdown and rearrangement of 2-azidovinyl ketones

    • A. N. Nesmeyanov
    • M. I. Rybinskaya
    • T. G. Kelekhsaeva

    Organic and Biological Chemistry Pages: 787 - 790

28. Synthesis of substituted P,P-diethyl-N-methyl-N,N′-diphenylphosphinimidic amides

    • A. M. Maksudov
    • V. A. Gilyarov
    • M. I. Kabachnik

    Organic and Biological Chemistry Pages: 791 - 794

29. Esters of tervalent phosphorus thio acids

    • D. Minich
    • N. I. Rizpolozhenskii
    • O. A. Raevskii

    Organic and Biological Chemistry Pages: 795 - 799

30. Alkyl phenyl 1-aziridinyl-phosphonites and -phosphonothioates

    • N. P. Grechkin
    • L. K. Nikonorova
    • I. A. Nuretdinov

    Organic and Biological Chemistry Pages: 800 - 802

31. Addition of hypophosphorous acid and its sodium salt to allyl alcohol

    • G. M. Vinokurova
    • I. A. Aleksandrova

    Organic and Biological Chemistry Pages: 803 - 806

32. Phosphonomethylation of malonic and cyanoagetic esters

    • B. E. Ivanov
    • L. A. Kudryavtseva
    • T. G. Bykova

    Organic and Biological Chemistry Pages: 807 - 811

33. Aromatic fluoro-derivatives

    • V. M. Vlasov
    • G. G. Yakobson

    Organic and Biological Chemistry Pages: 812 - 814

34. Analogs of the coenzymes of carbohydrate metabolism

    • N. K. Kochetkov
    • É. I. Budovskii
    • K. S. Lebedeva

    Organic and Biological Chemistry Pages: 815 - 820

35. Monosaocharides

    • B. A. Dmitriev
    • A. A. Kost
    • N. K. Kochetkov

    Organic and Biological Chemistry Pages: 821 - 825

36. Transformed steroids

    • A. A. Akhrem
    • T. V. Ilyukhina

    Organic and Biological Chemistry Pages: 826 - 829

37. Transformed steroids

    • A. A. Akhrem
    • T. V. Ilyukhina

    Organic and Biological Chemistry Pages: 830 - 834

38. Reactions of 2-amino-4-hydroxy-6-methylpyrimidine with certain chlobohydrins

    • V. S. Beznik
    • N. G. Pashkurov
    • Yu. S. Shvetsov

    Organic and Biological Chemistry Pages: 835 - 838

39. The action of acid halides of carboxylic acids on some tertiary amines

    • Ya. L. Gol'dfarb
    • R. M. Ispiryan
    • L. I. Belen'kii

    Organic and Biological Chemistry Pages: 839 - 842

40. Acetylene derivatives of heterocycles

    • M. S. Shvartsberg
    • S. F. Vasilevskii
    • I. L. Kotlyarevskii

    Organic and Biological Chemistry Pages: 843 - 846

41. Crystallizable polyarylates of 9,9-bis-(4-hydroxyphenyl)-10-anthrone

    • S. V. Vinogradova
    • S. N. Salazkin
    • V. V. Korshak

    Organic and Biological Chemistry Pages: 847 - 852

42. Synthesis of RAr₂SbCl₂ and Ar'Ar₂SbCl₂ by exchange of Ar₂SbCl₂ with HgR₂ OR HgAr₂

    • A. I. Nesmeyanov
    • A. E. Borisov

    Brief Communications Pages: 853 - 855

43. On the nature of the electrical conductance of organic polyethynylpolyarene-base semiconductors

    • V. G. Kostrovskii
    • E. D. Litman
    • M. I. Bardamova

    Brief Communications Pages: 856 - 858

44. Study of the kinetics of oxidation of the 17β-OH group in several estradiol and D-homoestradiol derivatives

    • V. V. Egorova
    • S. N. Ananchenko
    • I. V. Torgov

    Brief Communications Pages: 859 - 861

45. Electrochemical fluorination of sulfones

    • I. N. Rozhkov
    • A. V. Bukhtiarov
    • I. L. Knunyants

    Brief Communications Pages: 862 - 863

46. A new type of anionotropic rearrangement of β-acetylenic systems

    • K. N. Anisimov
    • G. K. Magomedov

    Brief Communications Pages: 864 - 866

47. Saturated vapor pressure of some alkylbenzene π-complexes of chromium

    • G. G. Devyatykh
    • V. A. Umilin
    • Yu. B. Zverev

    Brief Communications Pages: 867 - 869

48. Synthesis of bis(aryloxymethyl)phosphonic acids and their esters

    • É. Kh. Mukhametzyanova
    • I. M. Shermergorn

    Brief Communications Pages: 870 - 872

49. Reaction of unsaturated aldehydes with acetone cyanohydrin in the presence of secondary amines

    • Kh. Shakhidayatov
    • L. A. Yanovskaya
    • V. F. Kucherov

    Brief Communications Pages: 873 - 874

50. Initiation rate constants with a zodiiso butyronitrile and inhibition coefficients forα-naphthol incyclohexanol

    • A. L. Aleksandrov
    • T. I. Sapacheva
    • Y. F. Shuvalov

    Brief Communications Pages: 875 - 877