1. Use of the peltier effect in calorimetry

   • A. A. Isirikyan
   • A. N. Sakharov

   Brief Communications Pages: 1307 - 1309

2. The interaction of tetrafluorobenzyne with styrene and pentafluorostyrene

   • N. N. Povolotskaya
   • V. A. Barkhash

   Brief Communications Pages: 1310 - 1311

3. Synthesis of disilacycloalkanes

   • É. D. Babich
   • V. N. Karel'skii
   • N. S. Nametkin

   Brief Communications Pages: 1312 - 1314

4. Decomposition of tertiary butyl hydroperoxide into radicals under the effect of hydrogen ions

   • V. M. Solyanikov
   • E. T. Denisov

   Brief Communications Pages: 1315 - 1316

5. Structure of a triphosphite of D-mannitol

   • O. V. Voskresenskaya
   • N. A. Makarova
   • É. T. Mukmenev

   Brief Communications Pages: 1317 - 1319

6. Gas chromatographic separation of metal vapors

   • D. N. Sokolov
   • M. A. Baidarovtseva
   • N. A. Vakin

   Brief Communications Pages: 1320 - 1321

7. A physicochemical study of the ternary system RbOH- H₂O₂-H₂O

   • T. A. Dobrynina
   • B. S. Dzyatkevich
   • A. M. Chernyshova

   Brief Communications Pages: 1322 - 1323

8. Nuclear quadrupole resonance spectra of As⁷⁵ in some arsenates

   • A. P. Zhukov
   • L. S. Golovchenko
   • G. K. Semin

   Brief Communications Pages: 1324 - 1325

9. Nuclear quadrupole resonance spectra of Cl³⁵ in some chlorinated organotin compounds

   • G. K. Semin
   • T. A. Babushkina
   • R. G. Kostyanovskii

   Brief Communications Pages: 1326 - 1328

10. Synthesis of n, n- di- (β-chloroethyl) derivatives of 1, 5-diamino-1, 2, 3, 4-tetrahydronaphthalene

    • G. V. Shishkin
    • V. P. Mamaev
    • R. M. Latushkina

    Brief Communications Pages: 1329 - 1330

11. Synthesis of aromatic polyimides by a one-stage high-temperature polycondensation in solution

    • V. V. Korshak
    • S. V. Vinogradova
    • B. N. Yudin

    Brief Communications Pages: 1331 - 1332

12. Synthesis of arylferrocenyldimethylsilanes

    • V. D. Tyurin
    • N. V. Ushakov
    • N. S. Nametkin

    Brief Communications Pages: 1333 - 1335

13. Composition of impurities in tetrabutyltin prepared by grignard reaction

    • V. A. Umilin
    • Yu. N. Tsinovoi

    Brief Communications Pages: 1336 - 1338

14. Synthesis of 3-(dialkylphosphonium) amino-10-alkylphenothiazines

    • V. V. Kudryavtsev
    • D. Kh. Yarmukhametova

    Brief Communications Pages: 1339 - 1340

15. Hydration of secondary-tertiary δ-glycols of the acetylene series

    • G. G. Chichkareva
    • T. A. Favorskaya
    • V. M. Valasov

    Brief Communications Pages: 1341 - 1342

16. Rearrangement of tetrafluorobenzobarrelene during reaction with halogenating agents

    • I. N. Vorozhtsov
    • T. P. Lobanova
    • V. A. Barkhash

    Letters to the Editor Pages: 1343 - 1343

17. Phosphine oxides and phosphorous acids containing several>P(O)CH₂ groups in the molecule

    • T. Ya. Medved'
    • Yu. M. Polikarpov
    • M. I. Kabachnik

    Letters to the Editor Pages: 1344 - 1344

18. Ionic hydrogenation of the C=N linkage in azomethynes

    • N. M. Loim

    Letters to the Editor Pages: 1345 - 1345

19. New high-temperature method of preparing difluorobenzenes and their derivatives starting from 1,3-dienes and difluorocarbene sources

    • O. M. Nefedov
    • A. A. Ivashenko

    Letters to the Editor Pages: 1346 - 1346

20. New heteroaromatic system-thieno[2,3-b]selenophene

    • Ya. L. Gol'dfarb
    • V. P. Litvinov
    • S. A. Ozolin'

    Letters to the Editor Pages: 1347 - 1347

21. Reaction of GeCl₂ with a π - cyclopentadienylirondicarbonyl complex containing an Fe-CH₃ bond

    • A. N. Nesmeyanov
    • K. N. Anisimov
    • F. S. Denisov

    Letters to the Editor Pages: 1348 - 1348

22. Reaction of triethylorthoformate on some trivalent phosphorus derivatives

    • S. S. Krokhina
    • R. I. Pyrkin
    • B. E. Ivanov

    Letters to the Editor Pages: 1349 - 1349

23. Disproportionation of π-allylic nickel complexes and the formation of cyclododecatriene during the stereospecific polymerization of butadiene

    • V. A. Yakovlev
    • E. I. Tinyakova
    • B. A. Dolgoplosk

    Letters to the Editor Pages: 1350 - 1350

24. Synthesis of aminocyclopentadienylrheniumtricarbonyl

    • A. N. Nesmeyanov
    • K. N. Anisimov
    • Yu. V. Makarov

    Letters to the Editor Pages: 1351 - 1351

25. Dehydrogenation of polyalkylenes and polyarylene sulfides with chloranil

    • I. F. Gavrilenko
    • B. A. Dolgoplosk
    • E. I. Tinyakova

    Letters to the Editor Pages: 1352 - 1352

26. Synthesis of 3-barene and 3-barenecarboxylic acid

    • L. I. Sakharkin
    • V. N. Kalinin

    Letters to the Editor Pages: 1353 - 1353

27. Delayed inversion of nitrogen in n-halogenodiethylenimines

    • R. G. Kostyanovskii
    • I. I. Chervin
    • O. A. Pan'shin

    Letters to the Editor Pages: 1354 - 1354