1. Advances in the chemistry of natural flavins

   • V. M. Berezovskii
   • T. A. Zhilina

   OriginalPaper Pages: 219 - 235

2. Lipids and secondary metabolites of Fungi Imperfecti causing plant diseases

   • O. S. Otroshchenko
   • N. N. Stepanichenko
   • S. Z. Mukhamedzhanov

   OriginalPaper Pages: 236 - 257

3. Synthesis of leaf aldehyde

   • U. Yu. Myaéorg
   • É. R. Myttus

   OriginalPaper Pages: 257 - 259

4. Determination of the content of hydroxy groups in cottonseed oil

   • S. G. Yunusova
   • F. M. Kantsepol'skaya
   • A. U. Umarov

   OriginalPaper Pages: 259 - 261

5. Quantitative estimation of the conditions of titrating hydroxyanthraquinones in nonaqueous solvents

   • V. P. Georgievskii

   OriginalPaper Pages: 262 - 266

6. Stereochemistry of feshurin, nevskin, and colladocin

   • A. I. Saidkhodzhaev
   • A. Sh. Kadyrov
   • V. M. Malikov

   OriginalPaper Pages: 266 - 268

7. New acylated flavone glycoside fromGnaphalium uliginosum

   • M. M. Konopleva
   • L. P. Smirnova
   • V. L. Shelyuto

   OriginalPaper Pages: 269 - 272

8. Polyphenolic compounds ofPersica vulgaris

   • A. A. Sadykov

   OriginalPaper Pages: 273 - 278

9. A study of the chemical composition of the essential oil ofLedum palustre

   • N. S. Mikhailova
   • K. S. Rybalko
   • V. I. Sheichenko

   OriginalPaper Pages: 278 - 282

10. A new sesquiterpene lactone — Alkhanol fromArtemisia fragrans

    • S. V. Serkerov

    OriginalPaper Pages: 282 - 285

11. ¹³C NMR spectra of handelin and its derivatives

    • N. D. Abdullaev
    • M. R. Yagudaev
    • G. P. Sidyakin

    OriginalPaper Pages: 285 - 289

12. Preparation of acetates of glucosides of steroid and triterpene alcohols via the isomeric orthoesters

    • N. F. Samoshina
    • N. I. Uvarova

    OriginalPaper Pages: 289 - 294

13. Preparation of 21-aldehydes of Δ¹⁷⁽²⁰⁾-steroids

    • E. V. Popova
    • V. A. Andryushina
    • G. S. Grinenko

    OriginalPaper Pages: 294 - 296

14. Synthesis and pharmacology of some diisoquinoline alkaloids

    • V. I. Vinogradova
    • M. S. Yunusov
    • F. Sadritdinov

    OriginalPaper Pages: 296 - 302

15. Alkaloids ofRhinopetalum bucharicum. The structure of rhinolinine

    • K. Samikov
    • R. Shakirov
    • S. Yu. Yunusov

    OriginalPaper Pages: 303 - 305

16. Mass spectrometric study of sophoramine isomers by the direct analysis of daughter ions (DADI)

    • Yu. K. Kushmuredov
    • F. Sh. Éshbaev
    • S. Kuchkarov

    OriginalPaper Pages: 306 - 308

17. Molecular and crystal structure of sophoridine

    • B. T. Ibragimov
    • G. N. Tishchenko
    • A. S. Sadykov

    OriginalPaper Pages: 308 - 314

18. Crystal and molecular structure of the macrocyclic pyrrolizidine alkaloid incanine

    • B. Tashkhodzhaev
    • M. V. Telezhenetskaya
    • S. Yu. Yunusov

    OriginalPaper Pages: 315 - 319

19. Crystal and molecular structure of the macrocyclic pyrrolizidine alkaloid trichodesmine

    • B. Tashkhodzhaev
    • M. R. Yagudaev
    • S. Yu. Yunusov

    OriginalPaper Pages: 319 - 323

20. Use of tert-butoxycarbonyl protection in the synthesis of the peptide corresponding to sequence 17–19 of ACTH

    • E. P. Krysin
    • V. N. Karelskii
    • M. B. Smirnov

    OriginalPaper Pages: 324 - 328

21. Analogs of D(+)-pantothenic acid. V. Synthesis and investigation of the structure of N-pantoyl derivatives of proline

    • T. D. Marieva
    • V. M. Kopelevich
    • V. I. Gunar

    OriginalPaper Pages: 328 - 332

22. Immobilization of the enzyme L-asparaginase fromE. coli on polysaccharides. II. Covalent binding with soluble CM-cellulose

    • O. B. Kinstler
    • A. S. Karsakevich
    • R. A. Zhagat

    OriginalPaper Pages: 333 - 337

23. A study of the structure of the dioxiane lignins of the cotton plant of variety 108-F by proton magnetic resonance

    • N. A. Veksler
    • K. L. Seitanidu
    • M. R. Yagudaev

    OriginalPaper Pages: 337 - 341

24. A study of the structure of lignins of healthy and wilt-affected cotton plants of the variety Tashkent-1

    • B. Kh. Pulatov
    • Kh. A. Abduazimov

    OriginalPaper Pages: 341 - 345

25. Composition of the resinous substances of conifer needles. I. Group composition of the resinous substances of the needles of the pinePinus silvestris

    • O. I. Lebedeva
    • S. M. Repyakh
    • G. V. Tikhomirova

    OriginalPaper Pages: 345 - 347

26. Decreasing the signal of the solvent in NMR spectra

    • V. I. Sheichenko

    Brief Communications Pages: 348 - 349

27. Structure of obtusifol

    • A. Z. Abyshev
    • N. F. Gashimov

    Brief Communications Pages: 350 - 352

28. Obtusin — A new coumarin fromHaplophyllum obtusifolium

    • A. Z. Abyshev
    • N. F. Gashimov

    Brief Communications Pages: 352 - 353

29. New flavonol glycosides ofRhodiola algida

    • E. A. Krasnov
    • L. A. Demidenko

    Brief Communications Pages: 353 - 354

30. Didymin from the blossoms of the satsuma orange

    • V. A. Bandyukova
    • G. M. Fishman

    Brief Communications Pages: 354 - 355

31. Flavonoid glycosides ofSalix rubra

    • I. I. Vinokurov

    Brief Communications Pages: 355 - 356

32. Phenolic compounds of the epigeal part of valerian. II. Composition of the phenolic compounds ofValeriana amurensis

    • N. S. Fursa

    Brief Communications Pages: 356 - 356

33. Flavonoids ofHypericum rumeliacum

    • G. Kitanov

    Brief Communications Pages: 357 - 358

34. Flavonoids ofAstragalus flexus

    • P. Khozhambergenova
    • K. F. Blinova

    Brief Communications Pages: 358 - 358

35. Influence of chlorocholine chloride on the amount of anthocyanins in the fruit ofAronia melanocarpa

    • E. A. Stroev
    • E. G. Martynov

    Brief Communications Pages: 359 - 359

36. Essential oils of two species of the genusGrammosiadium from the family umbelliferae

    • A. Sh. Shikhev
    • R. M. Abbasov
    • T. A. Malinovskaya

    Brief Communications Pages: 360 - 361

37. Germacranolides ofTanacetum pseudoachillea

    • A. I. Yunusov
    • G. P. Sidyakin

    Brief Communications Pages: 361 - 362

38. Ursolic acid from the fruit ofSorbus aucuparia

    • S. A. Deren'ko
    • N. I. Suprunov

    Brief Communications Pages: 363 - 363

39. Lupinine alkaloids fromSophora alopecuroides

    • S. Kuchkarov
    • Yu. K. Kushmuradov

    Brief Communications Pages: 364 - 365

40. Monitoring of the purity of anabasine hydrochloride by thin-layer chromatography

    • Kh. Khaitbaev
    • M. M. Kurbanova
    • A. I. Ishbaev

    Brief Communications Pages: 365 - 366

41. Alkaloids ofVeratrum nigrum. II

    • N. V. Bondarenko

    Brief Communications Pages: 366 - 366

42. Structures of glaunine and glaunidine

    • I. A. Israilov
    • S. U. Karimova
    • S. Yu. Yunusov

    Brief Communications Pages: 367 - 368

43. X-ray structural investigation of allomatrine and its N-oxide

    • B. T. Ibragimov
    • G. N. Tishchenko
    • A. S. Sadykov

    Brief Communications Pages: 368 - 369

44. Tetrahydroprotoberberine alkaloids ofCorydalis ledebouriana

    • I. A. Israilov
    • M. S. Yunusov
    • S. Yu. Yunusov

    Brief Communications Pages: 369 - 370

45. Alkaloids ofUngernia vvedenskyi

    • Kh. A. Kadyrov
    • S. A. Khamidkhodzhaev

    Brief Communications Pages: 370 - 371

46. Sieversigenin — A triterpenoid sapogenin fromAstragalus sieversianus

    • A. N. Svechnikova
    • L. G. Mzhel'skaya
    • N. K. Abubakirov

    Brief Communications Pages: 371 - 371

47. Chemical composition of the fruit ofRosa platyacantha

    • T. N. Bikbulatova
    • K. D. Beisekova

    Brief Communications Pages: 372 - 372

48. Synthesis of a protected fragment A^5–9 of human insulin

    • Yu. P. Shvachkin
    • Yu. N. Tikhanov
    • G. V. Baranova

    Brief Communications Pages: 373 - 373

49. Components of a dry extract ofOdontites serotina

    • A. V. Degot'
    • R. B. Garmaev
    • N. S. Fursa

    Brief Communications Pages: 374 - 374

50. 60th birthday of doctor of chemical sciences N. K. Abubakirov

    • A. Baranov

    Announcement Pages: 375 - 378