1. Socialist competition in honor of the Lenin jubilee

   • V. A. Yakovlev

   On the Centenary of V. I. Lenin's Birth Pages: 677 - 678

2. Phthalazine and related heterocycles

   • Sh. Fel'deak
   • A. S. Puodzhyunas
   • A. N. Kost

   Chemistry Pages: 679 - 682

3. Investigation in the field of quinones

   • A. N. Grinev
   • N. V. Arkhangel'skaya
   • G. Ya. Uretskaya

   Chemistry Pages: 683 - 686

4. Synthesis of N-(2′-trienyl) pyrrole derivatives

   • V. I. Shvedov
   • I. A. Kharizomenova
   • A. N. Grinev

   Chemistry Pages: 687 - 690

5. Synthesis of aminoalkylxanthenes and aminothioxanthenes

   • I. D. Tsvetkova
   • é. K. Orlova
   • V. A. Zagorevskii

   Chemistry Pages: 691 - 694

6. Investigation in the field of 2,1,3-thia- and selenadiazole. LXI. Synthesis of the amide of 3,4-diaminophenylacetic acid and Β-phenylisopropylamine

   • V. G. Pesin
   • S. A. D'yachenko
   • R. Ya. Ravdina

   Chemistry Pages: 695 - 696

7. Data on obtention and neurotropic activity of succinic acid semialdehyde

   • R. U. Ostrovskaya
   • N. M. Tsybina
   • A. P. Skoldinov

   Chemistry Pages: 697 - 700

8. Isolation and study of an antibiotic identical to polyetherin A

   • N. V. Sheberstova
   • G. B. Lokshin
   • N. K. Solov'eva

   Chemistry Pages: 701 - 704

9. Penicillins with a γ-butyrolactone ring in the side chain. the reaction of the trimethylsilyl ester of 6-aminopenicillanic acid with γ-butyrolactone-α-carboxylic acids

   • T. N. Rozanova
   • I. T. Strukov

   Chemistry Pages: 705 - 706

10. Oxidation of diacetone-L-sorbose with a mixture of potassium permanganate and potassium manganate

    • N. S. Zolotarev
    • M. D. Moskvin
    • N. S. Nechaeva

    Technology Pages: 707 - 708

11. Steroids. XXXVIII. Synthesis of the acetate of Reichstein's substance S

    • L. V. Sokolova
    • L. I. Klimova
    • N. N. Suvorov

    Technology Pages: 709 - 712

12. Preparation of the phenylpropionate of 19-nortestosterone from 3,3-dimethoxy-19-norandrost-5(10)-ene-17-one

    • O. I. Fedorova
    • G. S. Grinenko
    • V. I. Maksimov

    Technology Pages: 713 - 714

13. A study of the direct amonolysis of acrylonitrile

    • E. I. Byalaya
    • E. S. Zhdanovich
    • B. S. Naumova

    Technology Pages: 715 - 716

14. Pyridinecarboxylic acids. V. Vapor phase oxidative ammonolysis of pyridine derivatives

    • V. I. Trubnikov
    • E. S. Zhdanovich
    • N. A. Preobrazhenskii

    Technology Pages: 717 - 718

15. Filtering power of cermet filters

    • F. A. Konev
    • V. V. Timofeev

    Technology Pages: 719 - 721

16. Use of extremely thin basalt fibers for cleaning and sterilizing air

    • G. L. Motina
    • E. S. Bylinkina
    • D. D. Dzhigiris

    Technology Pages: 722 - 724

17. Quantitative determination of 2-methyl-4-amino-5-bromomethyl-pyrimidine

    • V. M. Polyachenko
    • V. I. Shpakovich
    • B. I. Shapira

    Technology Pages: 725 - 727

18. Chromatographic method of phenylacetic acid determination in culture liquid of Penicillium chrysogenum

    • T. P. Verkhovtseva
    • L. M. Lur'e
    • M. M. Levitov

    Technology Pages: 728 - 729

19. Scientific-technical conference at the Novokuznetsk Pharmaceutical Chemistry Works

    • L. I. Kabanova

    Chronicles Pages: 730 - 731