1. The influence of solvents on the extraction of niobium by high molecular alkylamines from hydrochloric acid solutions

   • I. P. Alimarin
   • N. A. Ivanov
   • I. M. Gibalo

   Physical Chemistry Pages: 415 - 419

2. Thermochemistry of crystal hydrates of nitrates of certain lanthanides

   • T. I. Koroleva
   • Yu. A. Afanas'ev
   • V. B. Durasov

   Physical Chemistry Pages: 420 - 424

3. Heats of combustion of nitromethane and dinitromethane; enthalpies of formation of nitromethyl radicals and energies of dissociation of bonds in nitro derivatives of methane

   • Yu. K. Knobel'
   • E. A. Miroshnichenko
   • Yu. A. Lebedev

   Physical Chemistry Pages: 425 - 428

4. Influence of adsorption on the electrochemical reduction of hydroxynaphthoquinones

   • E. Yu. Khmel'nitskaya
   • G. A. Tedoradze
   • Ya. M. Zolotovitskii

   Physical Chemistry Pages: 429 - 434

5. Adsorption phenomena in the system of methylene blue and its leuko form

   • E. Yu. Khmel'nitskaya
   • G. A. Tedoradze
   • Ya. M. Zolotovitskii

   Physical Chemistry Pages: 435 - 440

6. Dissymmetrical ion-exchange sorbents based onα-amino acids and their derivatives

   • S. V. Rogozhin
   • V. A. Davankov
   • L. A. Bel'chich

   Physical Chemistry Pages: 441 - 445

7. Mechanisms of the arylation of hydrochlorosilanes under pressure

   • V. V. Ponomarev
   • S. A. Golubtsov
   • V. N. Penskii

   Physical Chemistry Pages: 446 - 449

8. Investigation of the reaction of thionyl chloride with dimethylformamide

   • S. V. Vinogradova
   • V. A. Pankratov
   • L. I. Komarova

   Physical Chemistry Pages: 450 - 455

9. Kinetics of the polymerization of certain acrylic andα-substituted acrylic derivatives of triphenylphosphine oxide

   • M. P. Dianov
   • M. S. Lapin
   • A. A. Muslinkin

   Physical Chemistry Pages: 456 - 459

10. Polymerization ability of certain acrylic andα-substituted acrylic derivatives of triphenylphosphine oxide

    • M. S. Lapin
    • M. P. Dianov
    • A. A. Muslinkin

    Physical Chemistry Pages: 460 - 462

11. Photoelectric properties of a system of polymer with conjugated bonds and electron acceptor compound

    • I. Sidaravichus
    • M. I. Cherkashin
    • A. A. Berlin

    Physical Chemistry Pages: 463 - 466

12. Synthesis and investigation of the steric structure of certain compounds of the tricyclo [5,1,0,0^2,4]octane series

    • A. N. Vereshchagin
    • S. G. Vul'fson
    • B. A. Arbuzov

    Physical Chemistry Pages: 467 - 472

13. Dipole moments of organophosphorus compounds

    • É. A. Ishmaeva
    • M. G. Zimin
    • A. N. Pudovik

    Physical Chemistry Pages: 473 - 477

14. Spectroscopic study of compounds possessing a bond of an element of group IVB with hydrogen

    • A. N. Egorochkin
    • S. Ya. Khorshev
    • O. V. Kuz'min

    Physical Chemistry Pages: 478 - 483

15. Investigation of the tautomerism of 3-amino-2-acetyl-2-cyclohexene-1-ones by the NMR method

    • V. S. Bogdanov
    • V. V. Negrebetskii
    • A. A. Akhrem

    Physical Chemistry Pages: 484 - 488

16. NMR-H¹ spectroscopy of penicillins and their derivatives

    • G. Yu. Pek

    Physical Chemistry Pages: 489 - 492

17. Mass spectrometric study of organic compounds

    • A. M. Zyakun
    • V. A. Saltymakov
    • L. M. Vagabova

    Physical Chemistry Pages: 493 - 495

18. Dehydrogenation of ethyl alcohols labeled with deuterium in various positions on an iron catalyst

    • Yu. B. Kryukov
    • A. N. Bashkirov
    • N. D. Stepanova

    Physical Chemistry Pages: 496 - 501

19. Hydrogenation of benzene and isoprene on aluminoplatinum catalysts modified with manganese and chromium

    • O. V. Andreeva
    • R. G. Davlesupova
    • R. I. Izmailov

    Physical Chemistry Pages: 502 - 505

20. Reaction of 5-benzalbarbituric acid with trimethyl phosphite and tri(dimethylamino) phosphine

    • B. A. Arbuzov
    • T. D. Sorokina
    • V. S. Vinogradova

    Organic and Biological Chemistry Pages: 506 - 509

21. Benzoyl and trichloroacetyl isocyanates in cyclo-formation reactions

    • B. A. Arbuzov
    • N. N. Zobova
    • F. B. Balabanova

    Organic and Biological Chemistry Pages: 510 - 513

22. Synthesis and study of properties of difunctional organosilicon oligomers based on hexamethylcyclotrisiloxane and 1,1-dichloro-3,4-benzo-1-silacyclohexane

    • K. A. Andrianov
    • A. A. Zhdanov
    • V. A. Odinets

    Organic and Biological Chemistry Pages: 514 - 519

23. Analogs of steroid compounds without the B ring

    • A. A. Akhrem
    • L. E. Kulikova
    • Yu. A. Titov

    Organic and Biological Chemistry Pages: 520 - 524

24. Synthesis and some properties of 3-amino-2-acetyl-2-cyclohexen-1-ones

    • A. A. Akhrem
    • A. M. Moiseenkov
    • V. A. Petukhov

    Organic and Biological Chemistry Pages: 525 - 530

25. Transformed steroids

    • A. A. Akhrem
    • Yu. A. Ustynyuk
    • T. K. Ustynyuk

    Organic and Biological Chemistry Pages: 531 - 536

26. Thermal decomposition of 2,6-di-tert-butyl-p-benzoquinone diazide in amines

    • L. G. Plekhanova
    • G. A. Nikiforov
    • V. V. Ershov

    Organic and Biological Chemistry Pages: 537 - 540

27. 2-alkylthiopropionaldehyde mercaptals

    • A. S. Atavin
    • A. I. Mikhaleva
    • N. P. Vasil'ev

    Organic and Biological Chemistry Pages: 541 - 544

28. Dipole moments of para-substituted phenylphosphonates

    • E. A. Ishmaeva
    • F. M. Kharrasova
    • A. N. Pudovik

    Brief Communications Pages: 545 - 546

29. Decarboxylation of salts ofα-acetoxymercurihexafluoroisobutyric acid

    • V. R. Polishchuk
    • L. S. German
    • I. L. Knunyants

    Brief Communications Pages: 547 - 549

30. Synthesis and study of sulfonation of 6-methoxy- and 6-hydroxy-2-phenyl-3-hydroxypyridines

    • L. D. Smirnov
    • M. R. Avezov
    • K. M. Dyumaev

    Brief Communications Pages: 550 - 552

31. Nitration of 6-methoxy- and 6-hydroxy-2-phenyl-3-hydroxypyridines

    • L. D. Smirnov
    • M. R. Avezov
    • K. M. Dyumaev

    Brief Communications Pages: 553 - 554

32. Synthesis and some properties of dinitrate ofα, α′-dihydroxymethyl ether

    • L. T. Eremenko
    • A. M. Korolev
    • G. M. Nazin

    Brief Communications Pages: 555 - 557

33. Synthesis of 2-acetamido-6-O-(2-acetamido-2-deoxy-β-D-glucopyranosyl)-2-deoxy-d-glucopyranose

    • M. L. Shul'man
    • G. V. Abramova
    • A. Ya. Khorlin

    Brief Communications Pages: 558 - 560

34. Azo-coupling of 2-aryl-3-hydroxypyridines

    • V. I. Kuz'min
    • L. D. Smirnov
    • K. M. Dyumaev

    Brief Communications Pages: 561 - 563

35. Piperidol derivatives of ethynylphenols

    • M. I. Bardamova
    • I. L. Kotlyarevskii
    • R. N. Myasnikova

    Brief Communications Pages: 564 - 565

36. Mass-spectrometric study of the cleavage products of 3,4-epoxytetrahydropyrans by amines

    • N. S. Vul'fson
    • V. N. Bochkarev
    • Z. I. Smolina

    Brief Communications Pages: 566 - 568

37. Synthesis and spectral study of trisubstituted organosilanes containing silicon-tellurium bonds

    • A. N. Egorochkin
    • E. N. Gladyshev
    • N. S. Vyazankin

    Brief Communications Pages: 569 - 571

38. Behavior of diastereomers ofα,β-dichloro-γ-trifluoropropyltrichlorosilane in high-temperature dehydrochlorination reactions

    • M. A. Ignatenko
    • V. A. Ponomarenko
    • G. V. Frolova

    Brief Communications Pages: 572 - 574

39. Determination of solidus line in NaNO₂-NaNO₃ system

    • V. I. Kosyakov
    • Zh. G. Bazarova
    • A. N. Kirgintsev

    Brief Communications Pages: 575 - 576

40. Reaction of amidophosphites with acrylic acid N-phenylamide

    • A. N. Pudovik
    • S. A. Terent'eva
    • M. A. Pudovik

    Brief Communications Pages: 577 - 578

41. Effect of steric factor on electron exchange in paramagnetic derivatives of isophthalic acid

    • V. P. Ivanov
    • R. G. Karpenko
    • E. G. Rozantsev

    Brief Communications Pages: 579 - 581

42. Synthesis of derivatives of amino acids, acylated with p-(di-(2-chloropropyl)amino]phenylalkanoic acids

    • G. I. Prasmitskene
    • K. I. Karpavichyus
    • I. L. Knunyants

    Brief Communications Pages: 582 - 584

43. Synthesis of derivatives of p-[di-(2-chloropropyl)amino]phenylalkanoic acids, containing p-aminobenzoic acid

    • G. I. Prasmitskene
    • K. I. Karpavichyus
    • I. L. Knunyants

    Brief Communications Pages: 585 - 586

44. Synthesis of O-(di-N-acetylchitobioside)-N-carbobenzoxy-L-serine methylamide

    • L. M. Likhosherstov
    • O. S. Novikova
    • V. A. Derevitskaya

    Brief Communications Pages: 587 - 588

45. Synthesis of liquid hydrocarbons from carbon monoxide and hydrogen in the presence of skeletal Co-Ni-Al catalyst at atmospheric pressure

    • Ya. T. Éidus

    Brief Communications Pages: 589 - 591

46. Alkylation of organohalogermanes

    • G. Ya. Zueva
    • N. V. Luk'yankina
    • V. A. Ponomarenko

    Brief Communications Pages: 592 - 594

47. Microdetermination of aromatic nitro compounds

    • V. A. Klimova
    • K. S. Zabrodina

    Brief Communications Pages: 595 - 596

48. 2-alkoxyacrylic acids

    • N. A. Keiko
    • A. P. Chichkarev
    • M. F. Shostakovskii

    Letters to the Editor Pages: 597 - 597

49. Tri-(β-ethylmercapto-β-ethoxyvinyl)borane and its reaction with aldehydes

    • B. M. Mikhailov
    • T. A. Shchegoleva

    Letters to the Editor Pages: 598 - 598

50. Use of tetrabenzyltitanium and its derivatives as catalysts for the polymerization of dienes

    • I. Sh. Guzman
    • O. K. Sharaev
    • B. A. Dolgoplosk

    Letters to the Editor Pages: 599 - 599