1. Energy for formation of a number of free radicals that take part in acid-base equilibrium

   • I. M. Khudyakov
   • V. N. Burmistrov

   Brief Communications Pages: 190 - 191

2. Reaction of acyl isocyanates with disubstituted amides

   • B. A. Arbuzov
   • N. N. Zobova
   • O. V. Sofronova

   Brief Communications Pages: 192 - 194

3. New data on Dakin-West reaction with α-alanine and its homologs

   • S. I. Zav'yalov
   • G. I. Ezhova

   Brief Communications Pages: 194 - 197

4. Reaction of phosphorus- and nitrogen-containing heterocycles with amine hydrochlorides

   • M. A. Pudovik
   • T. A. Pestova
   • A. N. Pudovik

   Brief Communications Pages: 197 - 199

5. Reaction of 2-ethyl-4,5-benzo-1,3,2-oxazaphospholane with mercaptans

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

   Brief Communications Pages: 199 - 201

6. Complexes of pyridinium cyclopentadienylide with chromium and molybdenum carbonyls

   • A. Zh. Zhakaeva
   • T. Yu. Orlova
   • D. N. Kursanov

   Brief Communications Pages: 202 - 203

7. Effect of high pressure on “cage” reactions of radicals during decomposition of azobisisobutyronitrile

   • M. Ya. Botnikov
   • V. M. Zhulin
   • G. A. Stashina

   Brief Communications Pages: 204 - 206

8. Addition of carboxylic and thiol acids to perfluoroisobutylene

   • I. L. Knunyants
   • L. T. Lantseva
   • Yu. V. Zeifman

   Brief Communications Pages: 206 - 209

9. Reactions of 1,2,3-triphenylcyclopropene with N-bromosuccinimide in various polar solvents

   • O. A. Nesmeyanova
   • G. A. Kudryavtseva

   Brief Communications Pages: 209 - 212

10. Electronic absorption spectra of some organobimetallic compounds

    • G. A. Domrachev
    • V. T. Bychkov

    Brief Communications Pages: 212 - 214

11. Sulfonium nitroylides

    • O. P. Shitov
    • V. N. Kondrat'ev
    • V. A. Tartakovskii

    Brief Communications Pages: 214 - 217

12. Transformation of cyclopropane derivatives under the influence of tungsten halides

    • T. K. Vydrina
    • B. A. Dolgoplosk
    • E. I. Tinyakova

    Brief Communications Pages: 217 - 219

13. 2-Pyrimidinylaminodialkylboranes

    • V. A. Dorokhov
    • B. M. Mikhailov

    Brief Communications Pages: 219 - 221

14. Synthesis of aminomethylphosphines and their cleavage with acid chlorides to acylphosphines

    • R. G. Kostyanovskii
    • Yu. I. El'natanov
    • Sh. M. Shikhaliev

    Letters to the Editor Pages: 222 - 222

15. Reaction of silyl- and germylmercury compounds with potassium cyanide initiated by crown ethers

    • O. A. Kruglaya
    • B. A. Gostevskii
    • N. S. Vyazankin

    Letters to the Editor Pages: 223 - 223

16. Synthesis of nitrones by reaction of isonitroisomalonic esters with diazoalkanes

    • R. G. Kostyanovskii
    • V. I. Markov
    • A. V. Prosyanik

    Letters to the Editor Pages: 224 - 225

17. The reaction of allene with γ-Al₂O₃ and nickel carbonyl deposited on γ-Al₂O₃

    • G. V. Bakulina
    • Zh. L. Dykh
    • A. M. Rubinshtein

    Letters to the Editor Pages: 225 - 225

18. Use of aluminum oxide as a hydroaluminating agent

    • A. V. Kuchin
    • V. P. Yur'ev

    Letters to the Editor Pages: 226 - 226

19. High activity of MoCl₅ in cleavage of the Si-C bond in tetraalkyl- and arylsilanes

    • I. S. Akhrem
    • D. V. Avetisyan
    • M. E. Vol'pin

    Letters to the Editor Pages: 226 - 227

20. Cleavage of ketone C-C bonds by transition-metal complexes

    • I. S. Akhrem
    • R. S. Vartanyan
    • M. E. Vol'pin

    Letters to the Editor Pages: 227 - 227

21. Retention indices in gas chromatography with linear programming of carrier gas pressure (flow rate)

    • V. A. Ferapontov
    • Yu. L. Sheftelevich

    Letters to the Editor Pages: 228 - 228