1. Potential energy surface for highly symmetric structures described in the Hartree-Fock method by non-Roothaan type wave functions

   • V. N. Plakhutin
   • L. N. Shchegoleva
   • G. M. Zhidomirov

   OriginalPaper Pages: 621 - 630

2. Fragmental analysis of electronic structure of BH₃L molecules

   • V. V. Murakhtanov

   OriginalPaper Pages: 631 - 635

3. Structure and electronic spectra of 2-phenylbenzimidazoles. Quantum chemical analysis of the intramolecular hydrogen bond

   • K. K. Kalnin'sh
   • D. N. Glebovskii
   • E. K. Roshchina

   OriginalPaper Pages: 636 - 643

4. Electronic structures and geometrical parameters of simple methyl derivatives of hydroxylamine, phosphine oxide, and phosphine sulfide

   • S. A. Slivko
   • M. A. Sarukhanov
   • Yu. Ya. Kharitonov

   OriginalPaper Pages: 644 - 651

5. Electronic structure and vibrational spectrum of semicarbazide

   • M. A. Sarukhanov
   • S. A. Slivko
   • Zh. K. Kamalov

   OriginalPaper Pages: 651 - 656

6. Nonempirical quantum chemical calculation of the shift of the ν(CN) frequency of acetonitrile in the case of coordination with Lewis acid centers

   • M. A. Ablaeva
   • A. G. Pel'menshchikov
   • V. P. Baltakhinov

   OriginalPaper Pages: 656 - 660

7. Nonempirical quantum chemical calculations of the vibrational spectra of surface methoxyl groups on aluminum and silicon oxides

   • M. A. Ablaeva
   • G. M. Zhidomirov
   • L. V. Malysheva

   OriginalPaper Pages: 660 - 665

8. Influence of instrument background on magnitude of structural parameters and composition of vapor as determined by gas-phase electron diffraction

   • G. V. Girichev
   • D. A. Kostyushin

   OriginalPaper Pages: 666 - 673

9. Electron diffraction study of structure and internal rotation in molecule of β-chlorovinyldichloroarsine

   • L. D. Pronicheva
   • B. I. Kuchkaev
   • B. A. Knyazev

   OriginalPaper Pages: 673 - 677

10. Magnetic resonance parameters and structure of substituted stannyloxyphenoxyl radicals: Investigation by means of ESR in the 2-mm band

    • A. Yu. Brezgunov
    • A. A. Dubinskii
    • Ya. S. Lebedev

    OriginalPaper Pages: 678 - 685

11. Proton dynamics and position of hydrogen atom in crystalline CsB₉H₁₄ according to broad-line NMR data

    • S. G. Kozlova
    • V. V. Volkov

    OriginalPaper Pages: 686 - 689

12. Investigation of cationic complexes of platinum with guanosine by mass spectrometry with fast-atom bombardment

    • I. I. Volchenskova
    • V. A. Pokrovskii
    • L. I. Budarin

    OriginalPaper Pages: 689 - 694

13. Allokiric solutions based on clathrate hydrates in tetrabutylammonium fluoride-ammonium fluoride-water system

    • Yu. A. Dyadin
    • L. S. Aladko
    • K. A. Udachin

    OriginalPaper Pages: 694 - 701

14. Structural models for ordered 2∶1 solid solutions containing fragments with spinel structure

    • V. V. Ivanov
    • V. M. Talanov

    OriginalPaper Pages: 701 - 706

15. Synthesis and structure of 2-(O-α-tetrahydrofurylimino)-3-methyl-4-nitro-3-thiolene-1, 1-dioxide

    • V. V. Tkachev
    • L. O. Atovmyan
    • I. E. Efremova

    OriginalPaper Pages: 707 - 711

16. Characteristics of the molecular structure of n-trimethylsilyl-2,4,6-tri-tert-butylphenylamidochlorophosphites

    • A. N. Chernega
    • V. D. Romanenko

    OriginalPaper Pages: 712 - 717

17. Methods of determining unit-cell parameters from powder patterns (review)

    • V. A. Zabolotnyi

    ReviewPaper Pages: 718 - 737

18. Additive-multiplicative relationship for chemical interaction energy and calculation of the energy of chemical bond dissociation to neutral atoms

    • V. A. Terent'ev

    Brief Communications Pages: 738 - 741

19. Double bond nature of the chemical bonds of nitrogen in nitro compounds according to nor data

    • V. S. Grechishkin

    Brief Communications Pages: 741 - 742

20. Synthesis, crystal structure and x-ray diffraction study of cuprous pivaloylisopropenylacetonate

    • I. A. Baidina
    • S. A. Gromilov
    • S. V. Borisov

    Brief Communications Pages: 743 - 746

21. Molecular structure of two substituted 2,7-dioxa-1-phosphabicyclo[3.2.0]hept-4-enes

    • I. A. Litvinov
    • V. A. Naumov

    Brief Communications Pages: 746 - 748

22. Crystal and molecular structure of 2-(p-ethoxybenzylidene)-3-phenyl-5-ethoxycarbonyl-1,3,4-selenadiazoline

    • M. A. Abramov
    • M. L. Petrov
    • A. A. Petrov

    Brief Communications Pages: 749 - 751

23. Crystal and molecular structure of 1-nitro-2-phenylamino-1,3,4,4-tetrachloro-1,3-butadiene

    • A. I. Verenich
    • A. A. Govorova
    • Yu. A. Ol'dekop

    Brief Communications Pages: 751 - 753

24. X-ray diffraction structural analysis of zo-hydroxy-20-isoxazolinylsteroids

    • A. I. Verenich
    • A. A. Govorova
    • V. A. Khripach

    Brief Communications Pages: 754 - 756

25. Molecular structure of 1,3-dichloro-2,2,4,4-tetrachlorodiphosphethane

    • A. N. Chernega
    • G. N. Koidan
    • A. P. Marchenko

    Brief Communications Pages: 756 - 758

26. Molecular structure of 1,3-bis(dimethylamino)-2,2,3,4-tetrachloro-1,3-diphosphacyclobutene

    • A. N. Chernega
    • G. N. Koidan
    • A. P. Marchenko

    Brief Communications Pages: 758 - 759

27. Molecular structure of P-Methoxy-C, C-Bis(Trimethylsilyl)Methylene-N-(2,4,6-Tri-Tert-Butylphenly)Imino-σ³λ⁵-Phosphorane

    • A. N. Chernega
    • É. B. Busanov
    • V. D. Romanenko

    Brief Communications Pages: 760 - 762

28. Crystal structure of N,N′-bis(diisopropoxythiophosphoryl)-1,10-diaza-18-crown-6

    • A. N. Chekhlov
    • N. G. Zabirov
    • R. A. Cherkasov

    Brief Communications Pages: 762 - 765

29. Crystal structure of N,N′-bis(dimethoxythiophosphorylaminocarbonyl)-1,10-diaza-18-crown-6

    • A. N. Chekhlov
    • N. G. Zabirov
    • R. A. Cherkasov

    Brief Communications Pages: 765 - 767

30. Crystal structure of N,N′-bis(phenylaminocarbonyl)-1,10-diaza-18-crown-6

    • A. N. Chekhlov
    • N. G. Zabirov
    • R. A. Cherkasov

    Brief Communications Pages: 768 - 770