SCIENTIFIC ABSTRACT ZHDANOV, YU.A. - ZHDANOVA, L.A.

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SCIENTIFIC ABSTRACT
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Ulf VI ~ I - - ~ - - 11 1 W, - - ~ . , -, , 31 v -2- .- ~ .- w - -- . :1 F-11- 1~ . . - - 5-( SOV79 29 6 o/81 LUTHORS orofeyenko, G. N. W;t 6 ome 2$2t--(Poiy'oxi-alkylene).di',)onzimidazoles PERIODICAL t,, Zhurrial'-obahchey khimii, 1959, Vol 29t Nr 8, pp 2677-26ai (ussR) ABSTRACTs In the ,presenV paper, the authorB ~obtained, &ccording to the ene method described in reference 2, by condensation of o-phenyl diamine with xylo-.and,l-arabotrioxy-glutaric aoidp the 2,21- (trioxy'Propylcine)-dibenzimi,dazoles hitherto not described. They are of~cr~rstalline,nataro and have a very hiGh melting point. The authors improved the methodo of synthesizing the :.~2-(dioxy- othylene)-benzimidazole and,2,2.1-(dioxy-ethylone)-aibi,.nzimidazole (acoording,to.C. S. Hudson and coworkers, Ref 7), in which.. 'connection: the yields inoreneed by' usina a mixture of hydrochlori.o and orthophosphoric aaidlas condensing agent, and the chlorides, picrates: and :diacetyl derivative of the latter, which have hitherto not been described, were obtained. It was found that some, acetylated aldonic and saccharic acids could be identified in the formzof imida-zole derivatives in good 57ields. On condensa-1 tior.~ of C-ph-eriyle-ne iiamine, a ao!aplcte scparat.-`on of the acetyl Card 1/2 groups Aakes place,.yielding the same products as in, -the reaction S OKe 2,21-t olyox -alkyl-ne)-dib-32-iziiir-lazoles Y of the aldonic.and saccharic.acida. Thus the tetraacetyll7mucic~. acid and 1 a-ac 1-t " id.dichlori4e produce dibenzimidazole derivatives when heated ~.with 2 moles, of o-phenylene diamin"q in the presence of mineral acid (50-6ollo yield),i On.condensation'-of the T - lac-, of the.t6trdacetyl-d-galactonic acid with nI e dia- ').was min~f t.he.2.'[(,d-ga;acto),-pentoxy-amyl3-benzimidaz;le (61-,;,, formed, In sddition.to:the main products, 2-mc-thyl-benzimidazcle was obtained.-in: al 1 - cases -as, side prod.tot. The renultant. ber~zi- . midazole products are readily oxidized, by potassium permanganate solution, and givel.acoording.to the data of 0. F. Huebnor and coworkers Ref 8), benzimidazole-2--onrboxylio acid in good yields. 2121.-.;(dioxy-dthylene)-dibenzimidazole yields, on oxidation with sodium*peri*odide,, quantitatively 2-formyl-benzimidazole which is transformed by oxidation of alkaline H 0 -solution into the 2 2 benzimi"zole*-2-carboxylic acid. There are 14 references, 2 of which are Soviet. ASSOCIATIONi Rostovskiy-na-Denu gosu,darstyennyy universitet (Rostov-na-Donu State Universitj SUBMITTED: May 17, -19W 7 Card-.:2 5 '(4) iAUTHdRS: Zh anov V/20-128-4-23/65 d Y Osipov, 0. so K V. A. ogan, TITLE: The Dipole Moments and Structure of Some,Derivatives of Perinaphthindenone. PERIODICAL: Doklad7-Akademii nauk SSSR, 1959, Vol 128,Air 4, PP 719 721 (USSR) ABSTRACT. Perinaphthindenone (1) and benzanthrone (IV) having weak or no characteristic ketone properties,(Refs 1#2) form very solid complex compounds with protonic and aprotonie acids (Refs 2~4). 'This tuggests',61-considerable polarity of the C 0 bond. The instability 'and benzanthrene is expressed by their tendency.of passing over'into a.stablo oxidi28d OtktS. The possible existence ofa perinaplithindenyl cation, produced recently is a complex Balt (Ref 5)j had been pTecumed earlier (Ref.6),-:although the attempt at producing it had failed. The calculations of the binding energies in the perinaphthindene sys,tem by the method of molecular orbits showed that a cationoi(i statelwith a 12n-electron assembly is energetically advantage- ous for this system. The system is aromatic if it has this as- Card 1/4, sembly (Ref 7). Thus, an intraionio binding ohuracter of +C -0 T.he Dipole-.Moments and St ruo.ture of Some Derivatives SOV/20-128-4-23/65 of Perinaphthindenone oin-be ass.umed(acoording to Ref 8) for the oarbonyl compounds of the perinaphthindene series where the negative charge is oxygen, while the positive one is distributed over the entire carbon system. An extensive analogy of the properties of tropone (II) and perinaphthindenone permits the _reductioh~of~its structure to that of parinaphthindenyl oxide (Ia)* using also the analogy with tropil oxide (IIa) (see Dia-, grams. For.perinaphthindenone, a considerable dipole moment 0 as (in the*magnitude of 4D) can be expectedo all the more a tropone has'a',moment between 4,17 and 4-30 D (Ref 9). To alar- ify~lthis problem, the authors measured -the dipole moments of perinaphthindenons and some of its derivatives. Table 1 pre- sents the. results showing that the dipole moment in dioxane is reduced by 0s72 D by the introduction of bromine into the nucleus of parinaphthindenonot and in benzanthrone by,1.19 D,~ The.-introduction of a benzonal nucleus reduces it by 0o5-0.6 Do On'the~other hand9the dipole moment increases by the intro- duction of,an oxy group into position 7 of perinaphthindenone (V). An intramolecular cycle with a hydrogen bond is formed. Card 2A Thus, the negative charge of the carbonyl oxygen is stabilizedo ------------------ The Dipole Moments and Struoture of Some Derivatives $07/20-128-4-23/65 ~of Perinaphthindenone. and the 0 groupis taken out of.the conjugation with the' -to intracyclic exchange ground skelaton,of the molecule due processesvia the hydrogen bond..In contrast to the above, the tropolone has.a~dipole moment much too low (3.7 D) as compared with the tropone, The value of the dipole moment of the complex I 0SbCl a to its structure: '(8 50 D) permits assumptions a au onoid strue.ture.of perinaphthinderylium with a transition of the,electron.configuration' of the antimony atom into the aY3 .1 (similar to,HSbCl6)* Tho oxygen atom effects a peculiar,.binding between the cationoid radical of parinaph- thindei~kylium-and~the antimony atom as one of the addenda of the latter, participating in the coordination-sphere with only one of its valences. There are 1 table and 11 references, 6 of. which.are Soviet. ASSOCIATION: Rostovskiy-na-Do ersitet (Rostov-na-Donu nu gosudarstvennyy univ State University) Card 3/4 - - - - -- - - - I A :wiun some -organic soivenus consiaeraDle amoun,#a ox unroM:LuM are ex- ~coextractedo The behavior of~hexavglent and trivalent chromium in the Iraction of uranyl~nitrate and~plutonium nitrate with tributyl phosphate solutions was, studied'* The dependence of the'diatribution coefficient of hexavalent chromium on'the tributyl.phoophate concentrations W'as.in- Vestigaied..Hexavalent chromiu'mwas found to be eitracted with tributyl phosphate,and the distribution coefficient of Cr + was found to increase when the tributyl phosphate-ooncentration is increased. The effect of con- centration of hexavalent chromium upon the distribution coefficient of Card 1 i '-q It F 1) EI'4 85627 'Behavior of Hexavalent and Trivalent Chromium S/OTSJ60/005/012/014/016 in , the , _P5,traction of Uranyl Nitrate and, B,017/Bo64 -.,Plutoniura Kitrat e With TributyLlIhosphate Cr and the effect of, hydrogen ion concentration upon the distribution ~coeifiofe'nt:were also studieds.-Data of Table 3 show, that the distribution coefficient risee.with increasing concentration of hydrogen iono in the This proves the fact that the extraction of hexavalent chromium occurs, in the form of chromic acid. The following extraction equation,is given- H CrO 47.+ 3 TBP H CrO 3 TBP. Fig. 4shows the die- 2 2, 4 -tribution coeffioient.of hex4valent chromium as a function of the iqui-. librium concentration *of nitric acid in the aqueous phase. From thelcourOX -~Of'the curve it.may be-aean that with increased nitric acid concentration the,ndmber of associated chromic acid molecules is also increased. The.ef- fect ofuran~l nitrate upon the distribution coefficient of hexavalent -chromium was investigated.~At a concentration of ranyl nitrate.higher than 1'Mole/1, the distribution coefficient of CJ+ decreases. The effect of -the sodium nitrate concentration upon the Cr6"f distribution coefficient was-also studied. The dissociation constants K and K of the chromic 3 4 acid tributyl phosphate complex Lre determined, and the following values card 2 /3 33184: s/186/61/003/oo6/003/010 4a 0. AUTHORSs ~Shevchenko,~V.B.,..#nd,-Zhda nov Yu.F. TITLEs Behaviour, of:plu,tonium during its extraction with amines from sulphate solutions# 1. Extraction of sulphuric ~ acid tetretvalent plutonium giulp~hate with n-trioetylamine' (TOA) PERIODICALs,-Radiok.himiyal v-34 no.6*.,i96l, 676-684 TEXTi Ill mixtures (by,volume)'of the test solution and trioctylamine.solvent (dissolved in .carbon tetrachloride) were shaken for,5 minutee* the phases formed,were separated by centrifuging:a'nd.,the concentrations of sulphuric acid in the. aqueous and'organic phas Ies were determined volumetrically.using phenolphthalein as indicator. Equilibrium concentration of plutonium was determined radiometrically. An analysis of the experimental data.,o -btained for the extraction of H2SO4 with n-trioetylamine showed that, assuming practical insolubility of TOA in the aqueous-phase, TOA sulphate and bisulphate are formed, in the organic phase at sufficiently.high concentrations of Card 1/4 33184 s/186/61/003/006/003/010 .-Behaviour of plutonium during its *qo E040/&l85- sulphuric acid. Equations are derived for*the concentration of both'sulphuric.acid and TOA bisulphate in the organic phase, ''The equilibrium constants.of the two compounds are, respectively, K = 1.18 and.K = 0.279 X lo7o,,The distribution coefficient of sulphuric acid between:the:two phases was found to be independent of the sulphate.ion..concentration, provided that the second stake of sulphuric Acid dissociation can be ignored. The distribution-coefficient of sulphuric acid was observed to increase with rising TOA concentration. Data are also reported for the effect of Li2SO4 on the extraction of sulphuric acid with trioctylamine. It was assumed that the extraction process of tetravalent plutonium sulphate with n-trioetylamine can be expressed by the equationss 2- 3NH) 2SO4 + ~Pu B+~ 12SO(I. ;_-*'(R NH) PU(SOO 0 B 3 21, 4+ + H+ + H so 2R NH SO Fu (R Nil) FU (5003 3 2 4 B 3 2 B 2 0 13 Card, 2/ 4 33184 ..s/186/61/003/oo6/0031010. Behaviour of:plutonium, during its 'EO40/EI83 or ~2 4+ (R NH) Pu(SO4) 504 +;PU +:2S04 + B 2 3N-' B .3 B 0 + Vu4+ 2 2 .(R NH) Pu(SO + H + HS04 R No R NH S04 B B + S04 4 .3. 2. 0. 3 2 30. B B The value of the~extraction.constantj deducted'by graphic methods ~~is 1.15 x.,105+. The4distribut ion of plutoniu m sulphate between the -aqueous and'organic'-phaBes-,was-found to'depend on the relative of,the.sulphate and bioulphate-of TOAt the distribution1coefficient diminishes with an increase in the ~relative' .concentration of TOA bisulphate.. Data tabulated for the,effect of-sulphuric acid concentration on the distribution coefficient of plutonium sulphate show that the distribution coefficient of plutonium oulphate'rises,at first with increasing H2SO4 coheentrationl,and'then drops.. This i thought to be due to an initial inhibition of.the hydrolysis 'Of ;U + compounds at sulphurte acid concentrations'in aqueous media up to 0.1 M and, at I highi r. "if w. 2SO4,cIoncent.rations in the aqueous phase, the .,.Card 314- 33184 s/i86/6l/003/Oo6joO3/0l0 Behaviour of plutonium during its ... E040/E185 ''concentration-of the amine bisulphate:in the organic phase tends .,to rise, lowers i the., extract ion efficiency. Curves plotted for the influence: f'lithium sulphate on the distribution of 0 tetravalent plutonium between.the-sulphuric acid and trioctylamine phases show:initially'a-sharp'rine and then a pfogressive reduction ol" the distribution'~coefficient of Pu ~There are 4 figurest 4 tables-and 22 referencest 3 Soviet-blocs _.2 Russiantranslations of non-Soviet-bloc.publications, and 17 non-Sovietl-bloc. The four most,recent English language .ref erences read ~ as . follows i .,Ref.l0t.C.F,'Coleman, K.B. Brown, J.G. Moore, K.A. Allen. Paper Second Geneva Conference n0-15 (P), 510, 1959- Ref.151.D.J6.Carswell, J.J..,-Lawrance, 1, 69 (1959). Ref.16: J.L. Diumondt J.Chem'.'soc., 018:-(1958). Ref.20t D.J. Br.own, i . Collo-id,So.$ ve-13. 31 286 (1958). -SUBMITTED: 'November 21,. 1960' Card 4/4 - -- --- - ---- VIDAPOITICH, G.V.,. inzh. Special eq,~jipment for lwdng pipelines. Stroi. i dor. mwh. 9 no.M9-22 Ag 116,1+ (W RA 18. :1) Palms in, Suklpmi'. Niroda. 45 no. 10 1 116-WF 0 156. (NM 9: 11) 1 Sukhomakiv batanichaskiv 2aA. 4 5M PUM I DOM MurTATION SICVM6 34vtobehm.M.To PO elekltro"Lmii. 4th, Pomona. 2956. 'Trudy j to bornik), (Trensacti on* or the Fourth Cc mfo re nee an Rl*ct- collection of Articus) . Roscow. Z24-To AN 33S&., 1959. W". 1rr%%& slip inserted. 2,500 oop1*2 prtntod. SponsgrIng Agtncys Aka4wLLya nauk SUR.: 40tdolonlya khlaleheaklkh 3ditordal Board I. _A_X_JPrumkJn (Reap. Zd. Academlelan. 0.A. Yesin. Prof`a;z&or3F3.1..Zhdanoe (Reap. Savrotar7), D.P. KabaLnow, Pro- 3.1. Zhdan"~ (Rasp,, Secretary)$ D.P. xatanow. Froressom "!z;7l -Doctor Y. X"otyrkln. of Chemical 341aneval T.V. Losev. P.D. Lukovtsev. Professor$ Z.&.3olom-yeval T.V. Stander, Professorl a;nd 0. K~ Plarlahavich; 9d. of Publishing Houset X.O- Y*goroVJ Toch. Id. a T. A. PrusakoVa. MMP= x Thu lots adsrdror ch*=Lcal and also trical I 11"rl" physlasts, wasitalluratars Lod researchers JntmrG&%e:nf n rr"mn', a"ap"to . or OVJ3=s The book coate.&" 12T of the 13S reports presented at the Vourth Confererwe on XlectrachanalStrY SPOnmos by the Depart- went or cbeatcal Sclem*s v4 the Inetitute or Physical chemistry, Academy or Sciences.: M3SJL The coalectlon partaine to different nd brencbesl or 4l4ctr*cft*mlM1L IcInGtlas, double layer theories :Ioct- galvsnlc processes In.metal oleeTrodepod$ton end Industr1^1 rolygla. ~ Abridged 4lMcu22lOn& &rq given at the end of each dlvl- Z loft r - hi majority of reports not IncLU4*d here hAV* been published In periodical lltor&ture. Xw parsonalitlem are mentioned. Mars'ran"" arm SLV*n 'at the end Or most Or the &rtlel**. lnftltut* Imeol A.A. Ili. ~AU40410 of AgIng Proctassa on the Worfx of Alkaline-Zine Elasomts T68 luirowtaQw- L Tb&*" Of PrOCwss*$ Occurring at Oxide M-etrodes of Chentlical Sources or current T73 tov 5 _ZASXZ&A~ Nothanism or the Active- -M~.r A A.;; a With Small Addition* of x1cicel Oxide& 78L And-.L.D. Xo%bA (In4titute of E'f0_Ac_*1%_ftSMrL Using Tagged -Atom %a 3zudy';;*;Qxa;; In- Cbealcal Sources of Gurrent 788 Naue '!-f f- ( iE -T-Mov& I't ~ynst~ivaz 6-_rc4sk*7 alaxerstva svYMAL SSSR - Sc-lontitic R--- Institute or Ruml and Urban Conumunleations, ftalstry or commun.-tation.. USSR). jnvgztlgxzt4n of ft*l CILM 3V-34 AMU] .Country USSR ~Catogorys Cultivated Plants. Grains. Jo'urt, .RZhBiol.0 Ko,,22, 1958, No 100261 Author A Fo v h anova, OF* a n- -o Mai Inat ar ya.,0blaet State Experimental Agric. a a C r ~ a~j f Exper m ntal~.Station ~'Title A Study of the Size and Shape of,the Bed for Corn., :(Preliminary Report) Orig Pub., Sb.,,nauchn. tr. Zakarpatsk. obl gos. a.-kh. ~opytn. st., 1950-1955 (1957)t 1; 18-23 Abstracti The study was conducted in the bottomland zone of Zakarpatskaya Zheltays Zubovidnaya variety., The beat spaoing of the plants so- curing the,greatest yield, Is the square- pocket of 70,x 70 with two plants to a hill -Card M-39 MMOMA, A. V. USSR/Chemistry Ourd 1/1 Author e Zhdanova, A. 11. Title I Slectrochemical Investipf-i on the surface of heavy mat4il-sulfide crysta. POLAOdU41 I Zhllr. Fiz. KUM.., 28) Ed. 5, 806 au-i, May 1954 Abstract t The changes taking place on the surface of sulfide crystals, during thisir contact with water containing dissolved gasea, worm investigg.ted electra- chemically. --;%F trf zi~,- c~ti-iqe only slight ahangee Ir '.np. a lh-'!nIca 7-055R; 1 ASA- -,rapv. s . Institution : Scientif ic-Re search Instituteq r 1--,n-r,,,-,.,,- mn-a',luriq, Kalvlaw Submitted t July 13, 1953 -7_77 A Study of ptakel~ confAmt of sweew"m butter. P. R 15 Abstraote %; . 2. ", fllwzlift t b tt all L 1) ld f W 25p 1954 -mmm swte u a t " o er ( ty mW nar " qu Foods st4dies Were emw out to dtt, the efftct of m=uff, proc- esses on the poxcia coutwt eA L The results have sliowii that I made by the coctinuout-chity ulux or Mtkshin's resepti. pro"es contained more probit m than OuLt =dc in commanchurno. OwittStolgranulespi l h i I h h cklo upcoarulated i L l h 6 f iii nuous t utu l s is c o coat n m t c prec uto, t Cwt wi dk d thm 1l dz f D . &a . a n ad , Ithest proteld content O a freshness of I c*n be detd. by the toom. ofnouprmein wA pcptwA N in the pig=& phase. Quant. chances in N But- stances of the plm;n arg being studied. V. lj~, Ic ; - .,- -A - ---. I J-- - -- P:r~9f - -- ]DOW , r b .9- a 00- s -red-#- I~LKAZLVTSEV 21- 1#--q- re&.,o zi 0 0 -- J, 6~ ----- ----------------- --------L -.1 8 IN ~- Y A, - -- - S/079/61/031/001/022/025 BO01/BO66 AUTHORS:, Shatensht.eyng A. I-t ZhdanovaL-K. I.,,-and Basmanova, V.,M. TITLE; Comparison of.Some.Bromides as Catalysts in the Deuterium Exchange'Between Aromatic Compou,nds and Liquid Douterobromide PERIODICAL: Zhurnal obshohey khimii, 1961, Vol.. 31, No. 1, pp. 250.- 258 Only few data,are.ava.ilable on the acid oatalysis of the isotopic exchange of hydrogen in CH-bonds.of organic compounds. The prenent. paper bases upon those by M. Polanyi and co-workers (Ref. 2), by A. Klit, A. Langeeth (Ref . 3), and by Shatenshteyn (Ref- 4). The following order of catalytic activity.of.bromi.dea was established by means of deuterium exchange between liquid,deuterobromide and benzenei AlBr (5 - 105).>GaBr 105)>FeBr (1 10 4),)~Mr (3 - 10)>SbBr (6) -7TiBr (1)/7.SnBr. 3 3( 3 3 3 4 4 The numbers in brackets denote by how many, timesithe deuterium exchange with the given bromide proceeds more quickly than' with a TiBr 4 solution of the same concentration.,SnBr 4 does n ot markedly accelerate the reaction.. Card 1/3 Comparison.of Some Bromides as Catalysts in 5/079/61/031/001/022/025 the Deuterium Exchange Between Aromatic Com- BOO1/BO66 pounds and Liquid Deuterobromide InBr is one of the most active catalysts. The reisultant data qharac_~ 3 terizing the relative eleotrophilic ratio of the bromides are compared with published data on their relative acidity. The catalysis of hydrogen exchange in aromatiocompounds with acid-like bromides dissolved in liquid DBr is explained.by the formation of comple,xes consisting of an aromatic-compound, deuterobromide, and bromide. Owing to the coordinated unsaturated state.of the bromide, and to the relationship between hydro- carbon and deuteronp the D-Br bond Is polarized or split, which favors the passing of deuterium into the aromatic nucleus. The formation of a bond between the functional group of the aroma-tic ooapound 063 NO 5 2; C6H 5COOK) and tho'bromid"esuppresses the catalytic activity of the latter and retards the hydrogen exchange in the aromatic ring. The data obtained agree with the assumption that.one and the same reaction of hydrogen ex- change had to proceed according to the associative or to the ionic mechanism depending on its accomplishment. An overlapping of the mechanisms- and the formation of intermediates is possible in this connections Card 2/3 :Comparison of Some Bromides as Catalysts in 9 61/031/001/022/025 5/07 Y the'Deuterium, Exohange Between Aromatic Com- BI066 BOOl pounds and Liquid.Deuterobromide P. P. Alikhanov is mentioned. There are 1 figure, 8 tables, and 64 referencest 21 Soviet,.24 US, 13 British, 6 German, and I French. ASSOCIATION: Piziko-khimiobeskiy Institut imeni L. Ya. Karpova (Physicochemical Inatitute.imeni L. Ya. Karpov) SUBMITTEDs January 291 1960 Card 3/3 - -------- - - ---- --- 28(4) 8011/76-3~4_43/44 Basmanoval V. M., SlintenahtVu, I. AUTHORSs Method of Taking Weighed Samples From Stibstances ~`jhich Basil TITLBs.-, y React With Lir Moisture,(Sposob vzyatiya navesok voshchestv legko reagiruyushchikh a atmosfernoy TIfigoy) PERIODICkLt Zhurnal fizichookoy khimli, 1959) Vol 33, Ur 6) pp 438 11439~- ~(USSH) ABSTRACT: 'This. article describeB a device (Fil) which perzits precisely ~weighed Samples (from 0.0001 to 2 g of easily melting Sub- stances tobetaken with the exclusio4i of moistaro and air.: ~The device is to be used for physico.thomical,investigations wilh the aid of.substanoes such as the halides of aluminum, tita-1 ,nium, tin, and similar elements. In principle, the device is a glass vessel in which - under vacuum ani after corre3ponding heating - a glass ampule with the subutanceis broken at:the moment of melting. The.liquid substance enters Into small weighed,glass ampules (up to 20 plecen) whi,::h are closed by' melting with the aid of a heated:-vire. After an accurate do- nG ce tire th auth r scription of the derice and *3.r, aorlsi ~ pro, d e 0 a Gard 1/2 express their thanks to the elao~,, L-low-jr A. O.r1ov. There is Method of Taking We ighed SamIplQ8 From S,.xb.-:stanc(,,,3 ~.IhLoh $07/76-.33-6-43/44 ~5(4) AUTHORS: Vollpinp.M..Ye. Zhdanova# K. X-p sov/62-59-4-37/42 ~-Kursanov? D.N., aeticInal Shatenahteyn, It. I. TITLE: On the Interaction of Tropilium Salts With Electrophilic Rea- ~ , gents (0 Yzaimodeystvii soley tropiliya a elektrofilinymi reagentami) PERIODICAL. Izvestiya Akademilnauk SSSR, Otdeleniye.khimicheskikh nauk, 1959v Nr 4v~pp,754-755 (USSR) ABSTRACT.- This is a brief communication on the investigation of,the deuterium exchange of tropilium salt in anhydrous D SO 4 It'was.found that at room temperature the tropilium ion does not take.part in the reaction of the deuterium exchange even in~thecourse.~of 168 hours. Thereafter the deuterium exchange was investigated under aggravated:conditionso in liquid DBr , inthe presence of AlBr It w4s found that tropilium.bromide 3# does practically not exchange the deuterium evenunder aggra- vated conditions, with AlBr 3 ex cess. (The exchange amounts to no more.Ahan 0.9 % in.the course of 94 hours). The experiments showed a etrongrestraint of the electrophilic attack in Card 1/2 tropilium salts. in this tespect tropilium turned out to On I- the Interaction of Tropilium, Salto With Electro- SOY/62-59-4-37/42 pHl i aReagents be c'onsiderably more inactive than benzeno and even unsaturated-. hydrocarbons. The cause of such a difficult :coum of the electrophiliopsubstitution in the tropilium ion might be' that' all.carbon atoms,of the:tropilium ring have a positive charge and the system:has an electron deficit. This is in accordance with the~general conception of the effect of -the charge on the deuterium exchange (Ref,5)-,It can be expected that also other electrophilic reactions will be as little characteristic of, the tropillum.lon andao dIfflault an thadeuterium exchanges There are 7 references, 4 of which are Soviet. ..,ASSOCIIATION: Institut elementoorganicheskikh soyedineniy Akademii nauk, SSSR (Institute of.Elemental-organic Compounds of the.Academy of Sciences, USSR)i Fiziko-khimicheskiy institut im. Karpova (Physico-chemical Institute imeni Karpov) SUBMITTED: .September 7t 195P Card 2/2 26870 51081J611()00101310021026 52,0 0 B105/B201 AUTHORS: Yatunova V. A. Zhdanova~K. P, Influence.of: the chromium content on the rate of hydrogen diffusionlin i-ron-ohromium alloys .PERIODICALt Referativnyy zhurnal. Xhimiya, no., 13P 1961, _39f abotract 13 259 (Materialy k Konferentsii molodykh nauchn.-sotru'dn. (Vos t.-Sib. fil. Sib. otd. AN SSSR). VYP. 3. Blagoveshcherisi-, 1960, 89 94) TEMI. The authors studied the rate of diffusiont D, of hydrogen through thIn -plates of.an iron-chromium alloy,.,and also the influence of thecontent of Or the plate, of the grain size, and of th., (0-5 - 13 %)tof the thickness of surface condition'upon D. It was:shown.that an increase of the content of Cr in alloys lowers D considerably, especially at Or concentrations up to 1~1 The influence of the grain size on D at room temperature is proportional to the vxtension of the grain :ziound.aries. [Abstracter's notet Complete trans- lati.onj Card 1/1 - - 1 o - -1 1 1 0 0 * 0 I00000 fl, 1 0 0 0, ..., 7, 1 * 0 0 OA-0 O~q 0 0 , o 0 41 M 14 R a b 0 of Q *I . r 8 a 7 J 1k of 4 - ftt-~L_;; - - ~ 00 st.da d" , q( addRy of "013" -A !40 849d6ft, L ~PAJWQM twi rfi i ,0 - 0 - 00 lift 6piloW embtmy, Aw oW.11. Atd bw pW,. 00 smphic wwk sbmm h4" an 0 -8.4). This ig Md. b7 wraw of tbe St"o eketnuk In sk.. KOII 40 dustion with sk . - 00r www 000 COO Old AAA NO me 3 20.0 11 -,t 146000 -so Qmv 6ar #14 Ail C*f 9ftr 4 - ' t I , 00 JL I a rw a N 9 l w An KM I Sit 4 s n A * S 44 s 4 a 3 1 i ~ 0 0 0,0 0 0-0-9 0 so 0 co a 0 0-0 0-0-0-0 0 0 a 0 0 0 0 0 4i 0-6 -0-o-:-* * -w~c 0-00 0 0 0.0 9 0 0 0 * a a 610 0 0 of