SCIENTIFIC ABSTRACT ZHDANOV, YU.A. - ZHDANOVA, L.A.
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SCIENTIFIC ABSTRACT
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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
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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
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Ithest proteld content O
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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
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