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Statements

Subject Item
n2:RIV%2F00216275%3A25310%2F06%3A00003882%21RIV08-MSM-25310___
rdf:type
n8:Vysledek skos:Concept
dcterms:description
The reaction of substituted benzenediazonium tetraphenylborates with the b-enaminones derived from pentane-2,4-dione, 1-phenylbutane-1,3-dione and 1,4-diphenylbutane-1,3-dione with primary or secondary (N-methyl, N-phenyl) amino group in CH2Cl2 gives 5-(subst.phenyldiazenyl)-2,2-diphenyl-4,6-disubstituted-, or 5-(subst.phenyldiazenyl)-2,2-diphenyl-3,4,6-trisubstituted-1,3,2lambda4-oxazaborines, respectively. The reaction intermediate of these compounds has been identified, and the mechanism of the reaction has been suggested. Substituted 1,3,2lambda4-oxazaborines gradually rearrange into 1,2,4,3lambda4-triazaborines at temperatures above 100 °C. Reakcí 4-substituovaných benzendiazonium-tetrafenylborátů s b-enaminony (deriváty pentan-2,4-dionu, 1-fenylbutan-1,3-dionu a 1,4-difenylbutan-1,3-dionu) s primární nebo sekundární (N-methyl, N-fenyl) aminoskupinou v CH2Cl2 vznikají 5-(subst.fenyldiazenyl)-2,2-difenyl-4,6-disubstituované-, nebo 5-(subst.fenyldiazenyl)-2,2-difenyl-3,4,6-trisubstituované-1,3,2lambda4-oxazaboriny. Byl identifikován reakční intermediát a navržen mechanismus této reakce. Při teplotách vyšších než 100 °C přesmykují substituované 1,3,2lambda4-oxazaboriny postupně na 1,2,4,3lambda4-triazaboriny. The reaction of substituted benzenediazonium tetraphenylborates with the b-enaminones derived from pentane-2,4-dione, 1-phenylbutane-1,3-dione and 1,4-diphenylbutane-1,3-dione with primary or secondary (N-methyl, N-phenyl) amino group in CH2Cl2 gives 5-(subst.phenyldiazenyl)-2,2-diphenyl-4,6-disubstituted-, or 5-(subst.phenyldiazenyl)-2,2-diphenyl-3,4,6-trisubstituted-1,3,2lambda4-oxazaborines, respectively. The reaction intermediate of these compounds has been identified, and the mechanism of the reaction has been suggested. Substituted 1,3,2lambda4-oxazaborines gradually rearrange into 1,2,4,3lambda4-triazaborines at temperatures above 100 °C.
dcterms:title
Novel 5-(4-subst.phenyldiazenyl)-1,3,2-lambda-4-oxazaborines and their rearrangement to 1,2,4,3-lambda-4-triazaborines Novel 5-(4-subst.phenyldiazenyl)-1,3,2-lambda-4-oxazaborines and their rearrangement to 1,2,4,3-lambda-4-triazaborines Novel 5-(4-subst.fenyldiazenyl)-1,3,2-lambda-4-oxazaboriny a jejich přesmyk na 1,2,4,3-lambda-4-triazaboriny
skos:prefLabel
Novel 5-(4-subst.phenyldiazenyl)-1,3,2-lambda-4-oxazaborines and their rearrangement to 1,2,4,3-lambda-4-triazaborines Novel 5-(4-subst.fenyldiazenyl)-1,3,2-lambda-4-oxazaboriny a jejich přesmyk na 1,2,4,3-lambda-4-triazaboriny Novel 5-(4-subst.phenyldiazenyl)-1,3,2-lambda-4-oxazaborines and their rearrangement to 1,2,4,3-lambda-4-triazaborines
skos:notation
RIV/00216275:25310/06:00003882!RIV08-MSM-25310___
n4:strany
2025-2030
n4:aktivita
n7:P n7:Z
n4:aktivity
P(GA203/03/0356), Z(MSM0021627501)
n4:cisloPeriodika
8
n4:dodaniDat
n9:2008
n4:domaciTvurceVysledku
n12:4698487 n12:9781269 n12:2363437
n4:druhVysledku
n10:J
n4:duvernostUdaju
n14:S
n4:entitaPredkladatele
n16:predkladatel
n4:idSjednocenehoVysledku
489183
n4:idVysledku
RIV/00216275:25310/06:00003882
n4:jazykVysledku
n17:eng
n4:klicovaSlova
azo coupling; beta-enaminones; oxazaborines; triazaborines; X-Ray; NMR
n4:klicoveSlovo
n5:oxazaborines n5:NMR n5:X-Ray n5:beta-enaminones n5:azo%20coupling n5:triazaborines
n4:kodStatuVydavatele
US - Spojené státy americké
n4:kontrolniKodProRIV
[FA509EDA18DE]
n4:nazevZdroje
Organometallics
n4:obor
n19:CC
n4:pocetDomacichTvurcuVysledku
3
n4:pocetTvurcuVysledku
5
n4:projekt
n11:GA203%2F03%2F0356
n4:rokUplatneniVysledku
n9:2006
n4:svazekPeriodika
25
n4:tvurceVysledku
Lyčka, Antonín Macháček, Vladimír Bertolasi, Valerio Pešková, Markéta Šimůnek, Petr
n4:zamer
n13:MSM0021627501
s:issn
0276-7333
s:numberOfPages
6
n15:organizacniJednotka
25310