IRREVERSIBLE CATALYSIS OF CYCLOHEXANE ON ACTIVATED CARBON OF A HIGH DEGREE

• Document Type: CREST
• Collection: General CIA Records
• Document Number (FOIA) /ESDN (CREST): CIA-RDP82-00039R000200120019-7
• Release Decision: RIPPUB
• Original Classification: R
• Document Page Count: 7
• Document Creation Date: January 4, 2017
• Sequence Number: 19
• Publication Date: September 18, 1952
• Content Type: REPORT

Declassified in Part -Sanitized Copy Approved for Release 2012/04/26 :CIA-RDP82-000398000200120019-7
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~RI~FV~~~~~T~3~ CAT~~,~STS CF CxC~,OI~x~IV~ ON
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AC~':CVAT~D CAR~gI~ 0~' A ~xGI~ ~ ! '~,~1~~ OF ~'UF~x'1'Y. o
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Thu react~,an of k~ydragen redisia~a.bution w~.th~.n tha moZecu~,e
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` of organic campou.nd~~ which was studa.ad by one of ua and G~.7.n~ca
back in ~9~.~., was subjected during subseajuent years to extensive
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invest~,ga~tian5, xn this connection 'the fo~.:l.awa.ng were studied:
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the transfarmation5 an contac'L with p~.atini~ed and pa:l~.adinized j
~ carbon (as w�~.]. as with ,o~Lb.ez~ cata~.ysts} of hydrocarbons of the
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cyc~.ohexene and cyc~.ohexadiene 5era.es, of terpenesy and of same E
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other a.ncomp~.ete~.y hydrogenated ~zng systems. Unta.~. recent~.y, ~
however, it had not been ascertained whet~~er pure activated carbon
(i.e,, e~.ementa~. carbon) is adaptod for use as a cata1.y;st in the
irreversible cata~.ysis react~.on,
Tt i5 knativn that activated carbon ossesses inherent cata~ u,
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~.yt~.c prapert~.es, a fact wh~.ch is attested to by the fairly large
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a number of papers and a still greaten number of patents d,.i.scl.o5~.ng h '
~ the cata~.ytic activity of carbon in reaati.ans of palymerizat~.ong ti
x condensa~t3.an, halogenation, hydx^oha~.ogena~t~.an, dehalogen~ation, rc;~
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~ duction, axa.dat3.an, and a~.5o in some cases of iaamerization and ~
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� dehydragenata.an. Uso of carbon in hydrogenation rea,ctians has ~
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also been disclosed, but. in 'this instance data found in .the litera~
tore are ,most contradictory and make ~t necessary to assume ghat
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` � the hydrog~natian of hydroc�arban5 (and passib~.y also dome of the
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 Declassified in Part -Sanitized Copy Approved for Release 2012/04/26 :CIA-RDP82-000398000200120019-7
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beyc~~anu~~~xataa x~act~,ar~s) aacuxs only on us~n~ eax~+ons
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wherein tha ~xcan, eQp~e~~, ~~n~, and �thsr
w~.th a h~,~h ash can~ent, - ~os~~ $e
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sense of hvdro en 0 O.b 1.1,1.60 l.t.~,72 2, , 5 =o..~t~ve
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Cyclo exene zn e ab =
s ence of hvdro er 0.6 1,1,x,00 ~..,l,I~.70 2 , _ �s~t~.ve
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C~clohe~ene in an sx-
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excess of h dro en 00- ~0 O. E 1. ~.1~-$ l.l~l, l 0.1~ e at~ve
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