Search results

Search for "Friedel–Crafts" in Full Text gives 190 result(s) in Beilstein Journal of Organic Chemistry.

Unexpected rearrangements and a novel synthesis of 1,1-dichloro-1-alkenones from 1,1,1-trifluoroalkanones with aluminium trichloride

  • Beatrice Lansbergen,
  • Catherine S. Meister and
  • Michael C. McLeod

Beilstein J. Org. Chem. 2021, 17, 404–409, doi:10.3762/bjoc.17.36

Graphical Abstract
  • trichloride; dichloroalkenes; FriedelCrafts alkylation; rearrangement; trifluoroalkanes; Introduction 1,1-Dichloro-1-alkenes are valuable synthetic intermediates and have been employed in Pd-mediated cross couplings of one or both chlorine atoms [1][2][3][4][5][6][7], carbonylation reactions [8], and C–H
  • ) equivalents of AlCl3, a further two products were obtained, whose structures were elucidated as the 8,9-dihydrobenzo[7]annulen-9-ones 9 and 10 (Scheme 4). Presumably, these bicyclic compounds arise via an intramolecular FriedelCrafts alkylation of 6b, promoted by the ortho/para-directing nature of the
PDF
Album
Supp Info
Letter
Published 10 Feb 2021

Helicene synthesis by Brønsted acid-catalyzed cycloaromatization in HFIP [(CF3)2CHOH]

  • Takeshi Fujita,
  • Noriaki Shoji,
  • Nao Yoshikawa and
  • Junji Ichikawa

Beilstein J. Org. Chem. 2021, 17, 396–403, doi:10.3762/bjoc.17.35

Graphical Abstract
  • derivatives readily underwent intramolecular FriedelCrafts-type C–C bond formation followed by dehydration or alcohol elimination, leading to the construction of benzene rings in the biaryl systems (Scheme 2) [20][21]. The reaction proceeded via oxocarbenium ion intermediates stabilized by HFIP. This method
  • preparation of cyclization precursors. As described above, the tandem cycloaromatization of the obtained precursors proceeded via FriedelCrafts-type bond formation followed by elimination, which enabled a rapid and efficient synthesis of helicenes, such as higher-order helicenes, double helical helicenes
PDF
Album
Supp Info
Full Research Paper
Published 09 Feb 2021

CF3-substituted carbocations: underexploited intermediates with great potential in modern synthetic chemistry

  • Anthony J. Fernandes,
  • Armen Panossian,
  • Bastien Michelet,
  • Agnès Martin-Mingot,
  • Frédéric R. Leroux and
  • Sébastien Thibaudeau

Beilstein J. Org. Chem. 2021, 17, 343–378, doi:10.3762/bjoc.17.32

Graphical Abstract
  • ethers 41b upon the reaction in a dichloromethane solution of sulfuric acid or triflic acid [60][61]. The authors also reported that indenes 42 could undergo a subsequent FriedelCrafts alkylation when 41b was reacted in the presence of an external aromatic partner Ar’H in pure triflic acid. Thus, a
  • produced from the activation of 61 with Ga(OTf)3 and reacts with 62 in a FriedelCrafts reaction to afford 63 (Scheme 18). Further control experiments showed that derivatives 63 were not stable at 80 °C under the reaction conditions and isomerized to furnish 64. Based on these observations, the authors
  • proposed that upon heating, Ga(OTf)3 reacts with 63 to release an indolium ion 65 and forms an organogallium species 67 via intermediate 66, which, after protodemetallation, releases indole 62 and regenerates the catalyst. The retro-FriedelCrafts reaction at 80 °C at the indole C3-position thus allows the
PDF
Album
Review
Published 03 Feb 2021

The preparation and properties of 1,1-difluorocyclopropane derivatives

  • Kymbat S. Adekenova,
  • Peter B. Wyatt and
  • Sergazy M. Adekenov

Beilstein J. Org. Chem. 2021, 17, 245–272, doi:10.3762/bjoc.17.25

Graphical Abstract
  • mediated by strong acids led to the cleavage of the proximal bond by the generation of fluorine-stabilized carbocations (SN1 mechanism) [114]. The FriedelCrafts reaction of 2,2-difluorocyclopropanecarbonyl chloride (148) with arenes 149a–c was accompanied by a proximal bond scission promoted by the strong
  • intermediate allylic cation which was the electrophile in a FriedelCrafts reaction with 159. The subsequent desilylation of the FriedelCrafts product gave an α-fluorinated ketone intermediate which then reacted with a second equivalent of 159 in a (Z)-stereoselective, chelation-controlled process. Fu et al
PDF
Album
Review
Published 26 Jan 2021

Metal-free synthesis of biarenes via photoextrusion in di(tri)aryl phosphates

  • Hisham Qrareya,
  • Lorenzo Meazza,
  • Stefano Protti and
  • Maurizio Fagnoni

Beilstein J. Org. Chem. 2020, 16, 3008–3014, doi:10.3762/bjoc.16.250

Graphical Abstract
  • nowadays a growing interest in the forging of Ar–Ar bonds under transition-metal-free conditions [24][25]. Apart the most common pathways, e.g., the FriedelCrafts functionalization [26] or nucleophilic aromatic substitution [27], alternative approaches have emerged that make use of photogenerated
PDF
Album
Supp Info
Full Research Paper
Published 08 Dec 2020

Activation of pentafluoropropane isomers at a nanoscopic aluminum chlorofluoride: hydrodefluorination versus dehydrofluorination

  • Maëva-Charlotte Kervarec,
  • Thomas Braun,
  • Mike Ahrens and
  • Erhard Kemnitz

Beilstein J. Org. Chem. 2020, 16, 2623–2635, doi:10.3762/bjoc.16.213

Graphical Abstract
  • such as hydrodefluorinations and dehydrofluorinations were observed, followed by hydroarylation and FriedelCrafts-type reactions under mild conditions. Keywords: aluminum fluoride; C–F bond activation; dehydrofluorination; hydrodefluorination; hydrofluorocarbons; Introduction Hydrofluorocarbons
  • HSiEt3 as a hydrogen source to produce, in the presence of benzene as the solvent, FriedelCrafts products as main compounds [47]. In contrast, the hydrodefluorination products were generated in the absence of benzene. Thermodynamically, the generation of strong H–F, Al–F, or Si–F bonds can enforce an
  • FriedelCrafts products (Scheme 1) [16]. The activation of fluoropentane was achieved using a modified ACF, loaded with germane or silane [39]. When silane was immobilized at the surface of ACF in the presence of benzene, FriedelCrafts products were again generated. In comparison, when ACF was loaded
PDF
Album
Supp Info
Full Research Paper
Published 23 Oct 2020

Synthetic approaches to bowl-shaped π-conjugated sumanene and its congeners

  • Shakeel Alvi and
  • Rashid Ali

Beilstein J. Org. Chem. 2020, 16, 2212–2259, doi:10.3762/bjoc.16.186

Graphical Abstract
  • achieve this goal, they commenced with the two-fold FriedelCrafts alkylation reaction of sumanene (2) with 2,5-dichloro-2,5-dimethylhexane (50) involving AlCl3 to generate compound 51 which on subsequent oxidation provided triketosumanene 52 (Scheme 11). Finally, compound 52 was reacted with ethylene
PDF
Album
Review
Published 09 Sep 2020

Synthesis of 6,13-difluoropentacene

  • Matthias W. Tripp and
  • Ulrich Koert

Beilstein J. Org. Chem. 2020, 16, 2136–2140, doi:10.3762/bjoc.16.181

Graphical Abstract
  • Matthias W. Tripp Ulrich Koert Department of Chemistry, Philipps-Universität Marburg, Hans-Meerwein-Straße 4, 35034 Marburg, Germany 10.3762/bjoc.16.181 Abstract 6,13-Difluoropentacene was synthesized from 1,4-difluorobenzene. FriedelCrafts annulation of the latter with phthalic anhydride and
  • subsequent reduction of the anthraquinone gave 1,4-difluoroanthracene. After ortho-lithiation and reaction with phthalic anhydride a carboxylic acid was obtained whose FriedelCrafts acylation and subsequent reductive removal of the oxygen-functionalities resulted in the formation of the target compound. The
  • HOMO–LUMO gap of 6,13-difluoropentacene was determined via UV–vis spectroscopy and compared to other fluorinated pentacenes. Keywords: fluorinated acenes; FriedelCrafts reaction; ortho-lithiation; synthesis; Introduction Pentacenes are a prototype in the field of organic semiconductors due to their
PDF
Album
Supp Info
Full Research Paper
Published 02 Sep 2020

Reaction of indoles with aromatic fluoromethyl ketones: an efficient synthesis of trifluoromethyl(indolyl)phenylmethanols using K2CO3/n-Bu4PBr in water

  • Thanigaimalai Pillaiyar,
  • Masoud Sedaghati and
  • Gregor Schnakenburg

Beilstein J. Org. Chem. 2020, 16, 778–790, doi:10.3762/bjoc.16.71

Graphical Abstract
  • advantages of this protocol. Keywords: C–C-bond formation; C3-funtionalization of indole; diindolylmethane; FriedelCrafts reaction; indole; indole-3-carbinol; large-scale synthesis; recyclability; Introduction (1H-Indol-3-yl)methanols have emerged as versatile pre-electrophiles for C–C functionalization
  • at the position 3 of indoles [1][2][3][4]. FriedelCrafts alkylation of (1H-indol-3-yl)methanols with indoles has proven to be a powerful strategy for the preparation of biologically important 3,3′-diindolylmethanes (DIMs) [5][6][7][8][9][10][11][12][13][14]. Additionally, (1H-indol-3-yl)methanols
  • be synthesized by FriedelCrafts hydroxyalkylation reactions of indoles with trifluoromethyl ketones in the presence of either Lewis/Bronsted acid catalysts. Bandini et al. reported the trifluoromethyl hydroxyalkylation of indoles catalyzed by an organic base 2-tert-butyl-1,1,3,3-tetramethylguanidine
PDF
Album
Supp Info
Full Research Paper
Published 20 Apr 2020

Direct borylation of terrylene and quaterrylene

  • Haruka Kano,
  • Keiji Uehara,
  • Kyohei Matsuo,
  • Hironobu Hayashi,
  • Hiroko Yamada and
  • Naoki Aratani

Beilstein J. Org. Chem. 2020, 16, 621–627, doi:10.3762/bjoc.16.58

Graphical Abstract
  • photovoltaic components, the scalable synthesis of pure soluble compounds is essential. Recently, facile preparation methods of terrylene [8] and quaterrylene [9] were reported, after 50 years from the first reports, respectively [10][11]. FriedelCrafts ring condensation reaction of 3-(1-naphthyl)perylene
PDF
Album
Supp Info
Letter
Published 06 Apr 2020

Synthesis of six-membered silacycles by borane-catalyzed double sila-Friedel–Crafts reaction

  • Yafang Dong,
  • Masahiko Sakai,
  • Kazuto Fuji,
  • Kohei Sekine and
  • Yoichiro Kuninobu

Beilstein J. Org. Chem. 2020, 16, 409–414, doi:10.3762/bjoc.16.39

Graphical Abstract
  • , Fukuoka 816-8580, Japan 10.3762/bjoc.16.39 Abstract We have developed a catalytic synthetic method to prepare phenoxasilins. A borane-catalyzed double sila-FriedelCrafts reaction between amino group-containing diaryl ethers and dihydrosilanes can be used to prepare a variety of phenoxasilin derivatives
  • been demonstrated. Keywords: borane; cyclic compound; organosilane; sila-FriedelCrafts; silylation; Introduction Six-membered silacyclic compounds, such as phenoxasilin and phenothiasilin derivatives, are attractive compounds for applications as organic electronic materials [1][2][3][4], ligands [5
  • -FriedelCrafts reaction is emerging as a powerful tool for C–H silylation [28][29]. In addition, intra- and intermolecular sila-FriedelCrafts reactions have been recently developed [30][31][32][33][34][35][36][37][38][39], which have great potential as efficient synthetic strategies to construct
PDF
Album
Supp Info
Letter
Published 17 Mar 2020

Copper-catalyzed enantioselective conjugate addition of organometallic reagents to challenging Michael acceptors

  • Delphine Pichon,
  • Jennifer Morvan,
  • Christophe Crévisy and
  • Marc Mauduit

Beilstein J. Org. Chem. 2020, 16, 212–232, doi:10.3762/bjoc.16.24

Graphical Abstract
  • enantioselective catalysis was reported by Evans and co-workers in 2005 [34]. The selected asymmetric transformation was the FriedelCrafts 1,4-addition involving indole derivatives as nucleophiles, catalyzed by a scandium(III) triflate complex with chiral bis(oxazolinyl)pyridine ligands. As highlighted by Evans
  • acylimidazole Michael acceptors, the first use of α,β-unsaturated N-acyloxazolidinones was also described in asymmetric FriedelCrafts 1,4-additions catalyzed by chiral copper/bisoxazolidine Lewis acids [42][43][44][45][46]. Thanks to the easy post-transformation of the oxazolidine moiety, the resulting
PDF
Album
Review
Published 17 Feb 2020

Potent hemithioindigo-based antimitotics photocontrol the microtubule cytoskeleton in cellulo

  • Alexander Sailer,
  • Franziska Ermer,
  • Yvonne Kraus,
  • Rebekkah Bingham,
  • Ferdinand H. Lutter,
  • Julia Ahlfeld and
  • Oliver Thorn-Seshold

Beilstein J. Org. Chem. 2020, 16, 125–134, doi:10.3762/bjoc.16.14

Graphical Abstract
  • , so it was sought to minimise their exposure to these conditions during synthesis. In the end, we used two routes to the thioindoxyls: either FriedelCrafts acylation of α-phenylthioacetic acids (which are easily accessible from thiophenols by alkylation using 2-chloroacetic acid, Figure 1b) or else
PDF
Album
Supp Info
Full Research Paper
Published 27 Jan 2020

Carbazole-functionalized hyper-cross-linked polymers for CO2 uptake based on Friedel–Crafts polymerization on 9-phenylcarbazole

  • Dandan Fang,
  • Xiaodong Li,
  • Meishuai Zou,
  • Xiaoyan Guo and
  • Aijuan Zhang

Beilstein J. Org. Chem. 2019, 15, 2856–2863, doi:10.3762/bjoc.15.279

Graphical Abstract
  • a high surface area and a high total pore volume. The BET specific surface areas of P3 was up to 769 m2 g−1 with narrow pore size distribution and the CO2 adsorption capacity of P11 was up to 52.4 cm3 g−1 (273 K/1.00 bar). Keywords: 9-phenylcarbazole; CO2 uptake; FriedelCrafts polymerization
  • to monomer, the reaction temperature T1, the amount of used catalyst and the concentration of reactants. Additionally, the CO2 uptake of the obtained polymers was explored. Results and Discussion The synthesis of HCPs is shown in Scheme 1 and Table 1. Using the FriedelCrafts reaction, 11 samples (P1
  • carbon. Based on the above peaks in the solid state NMR, the FriedelCrafts polymerization product was confirmed. TGA analysis The thermal stability of HCPs was investigated by TGA tests (Figure 3 and Supporting Information File 1, Figure S3). A slight weight loss at 100 °C was observed for P2, P4, P5
PDF
Album
Supp Info
Full Research Paper
Published 26 Nov 2019

Acid-catalyzed rearrangements in arenes: interconversions in the quaterphenyl series

  • Sarah L. Skraba-Joiner,
  • Carter J. Holt and
  • Richard P. Johnson

Beilstein J. Org. Chem. 2019, 15, 2655–2663, doi:10.3762/bjoc.15.258

Graphical Abstract
  • explain odd results from FriedelCrafts reactions [19] and this type of process is sometime referred to as a Baddeley rearrangement. Many examples of alkyl group migration have been described [19]. Phenyl groups migrate easily and degenerate phenyl shifts in biphenyl were confirmed by isotopic labeling
PDF
Album
Supp Info
Full Research Paper
Published 06 Nov 2019

Effect of ring size on photoisomerization properties of stiff stilbene macrocycles

  • Sandra Olsson,
  • Óscar Benito Pérez,
  • Magnus Blom and
  • Adolf Gogoll

Beilstein J. Org. Chem. 2019, 15, 2408–2418, doi:10.3762/bjoc.15.233

Graphical Abstract
  • well-established reactions (Scheme 2). The indanone is formed by intramolecular FriedelCrafts acylation of 2 under microwave radiation as reported by Oliverio et al. [23]. The second step is the demethylation of indanone methyl ether 3 by aluminium trichloride in toluene at reflux [24]. Two indanone
PDF
Album
Supp Info
Full Research Paper
Published 11 Oct 2019

Recent advances in transition-metal-catalyzed incorporation of fluorine-containing groups

  • Xiaowei Li,
  • Xiaolin Shi,
  • Xiangqian Li and
  • Dayong Shi

Beilstein J. Org. Chem. 2019, 15, 2213–2270, doi:10.3762/bjoc.15.218

Graphical Abstract
  • fluorination methods to these building blocks, such as FriedelCrafts-type electrophilic halogenation [10][11], Sandmeyer-type reactions of diazonium salts [12], and halogenations of preformed organometallic reagents [13], commonly involve multiple steps, harsh reaction conditions, and the use of
PDF
Album
Review
Published 23 Sep 2019

Friedel–Crafts approach to the one-pot synthesis of methoxy-substituted thioxanthylium salts

  • Kenta Tanaka,
  • Yuta Tanaka,
  • Mami Kishimoto,
  • Yujiro Hoshino and
  • Kiyoshi Honda

Beilstein J. Org. Chem. 2019, 15, 2105–2112, doi:10.3762/bjoc.15.208

Graphical Abstract
  • . Keywords: FriedelCrafts reaction; metal-free conditions; one-pot synthesis; photoredox catalyst; thioxanthylium salt; Introduction Thioxanthylium salts are one of the important structural motifs found in biologically active compounds and photochemical materials [1][2][3][4][5][6][7][8]. Owing to these
  • the synthesis of thioxanthylium salts and investigate their physical properties, we report the FriedelCrafts approach as an efficient synthetic method of methoxy-substituted thioxanthylium salts (Scheme 1c). Results and Discussion Initially, we screened the reaction of bis(3,5-dimethoxyphenyl
  • °’ = −0.79 V vs Fc/Fc+) afforded a negative shift compared to 4b (E°’ = −0.56 V vs Fc/Fc+). It is obviously indicated that the methoxy groups lower the reduction potential by their strong electron-donating effect. Conclusion We have developed the FriedelCrafts approach as an efficient method to synthesize
PDF
Album
Supp Info
Full Research Paper
Published 05 Sep 2019

A review of the total syntheses of triptolide

  • Xiang Zhang,
  • Zaozao Xiao and
  • Hongtao Xu

Beilstein J. Org. Chem. 2019, 15, 1984–1995, doi:10.3762/bjoc.15.194

Graphical Abstract
  • -phenylethylamine (49) to generate key tricyclic intermediates 51 and 52, a Pd(II)-catalyzed carbonylation–lactonization reaction of 9 to construct the butenolide (D-ring), and a FriedelCrafts isopropylation to install the C-13 isopropyl group. Still, the construction of the C-5 trans junction A-/B-ring was
PDF
Album
Review
Published 22 Aug 2019

Reactions of 2-carbonyl- and 2-hydroxy(or methoxy)alkyl-substituted benzimidazoles with arenes in the superacid CF3SO3H. NMR and DFT studies of dicationic electrophilic species

  • Dmitry S. Ryabukhin,
  • Alexey N. Turdakov,
  • Natalia S. Soldatova,
  • Mikhail O. Kompanets,
  • Alexander Yu. Ivanov,
  • Irina A. Boyarskaya and
  • Aleksander V. Vasilyev

Beilstein J. Org. Chem. 2019, 15, 1962–1973, doi:10.3762/bjoc.15.191

Graphical Abstract
  • nab., 7/9, Saint Petersburg, 199034, Russian Federation 10.3762/bjoc.15.191 Abstract Reactions of 2-carbonyl- and 2-hydroxy(or methoxy)alkylbenzimidazoles with arenes in the Brønsted superacid TfOH resulted in the formation of the corresponding FriedelCrafts reaction products, 2-diarylmethyl and 2
  • cations I', III', and VIII' in TfOH (Table 2). The peaks of the nitrogen atoms N1 and N3 appear in a rather narrow range of 148.7–158.9 ppm due to charge delocalization between these two nitrogen atoms for the corresponding resonance forms. Then, we carried out FriedelCrafts reactions of benzimidazoles 1
  • . Then, we studied reactions of 2-hydroxyalkylbenzimidazoles 3a–c, 4, 7, and 8. It was found that these reactions needed extremely harsh reaction conditions, heating in neat TfOH at 140 °C in glass high pressure tubes (Table 4, Scheme 2). Only at this high temperature the formation of FriedelCrafts
PDF
Album
Supp Info
Full Research Paper
Published 19 Aug 2019

Molecular basis for the plasticity of aromatic prenyltransferases in hapalindole biosynthesis

  • Takayoshi Awakawa and
  • Ikuro Abe

Beilstein J. Org. Chem. 2019, 15, 1545–1551, doi:10.3762/bjoc.15.157

Graphical Abstract
  • Aromatic prenyltransferases (PTases) are enzymes that catalyze FriedelCrafts reactions between aromatic compounds and isoprenoid diphosphates. In hapalindole biosynthesis, the aromatic PTases AmbP1 and AmbP3 exhibit surprisingly plastic selectivities. AmbP1 not only transfers the geranyl group on the C-3
  • AmbP1 and AmbP3 functions, elucidated through their X-ray crystal structures. The knowledge presented here will contribute to the understanding of aromatic PTase reactions and will enhance their uses as biocatalysts. Keywords: crystal structure; cyanobacteria; FriedelCrafts reaction; hapalindole
  • ; prenyltransferase; Introduction Aromatic prenyltransferases (PTases) catalyze FriedelCrafts reactions between aromatic prenyl acceptors and isoprenoid diphosphate prenyl donors to construct C–C, C–O, or C–N bonds, which enrich the structural diversity of aromatic natural products [1][2]. Their reactions are
PDF
Album
Review
Published 11 Jul 2019

Superelectrophilic carbocations: preparation and reactions of a substrate with six ionizable groups

  • Sean H. Kennedy,
  • Makafui Gasonoo and
  • Douglas A. Klumpp

Beilstein J. Org. Chem. 2019, 15, 1515–1520, doi:10.3762/bjoc.15.153

Graphical Abstract
  • proposed involving tetra-, penta-, or hexacationic species. Keywords: cation; FriedelCrafts; heterocycle; superacid; superelectrophile; Introduction During the 1970s and 80s, Olah and co-workers described the novel chemistry of highly-charged organic cationic species. This work lead to the concept of
PDF
Album
Supp Info
Full Research Paper
Published 09 Jul 2019

Mechanochemical Friedel–Crafts acylations

  • Mateja Đud,
  • Anamarija Briš,
  • Iva Jušinski,
  • Davor Gracin and
  • Davor Margetić

Beilstein J. Org. Chem. 2019, 15, 1313–1320, doi:10.3762/bjoc.15.130

Graphical Abstract
  • Mateja Dud Anamarija Bris Iva Jusinski Davor Gracin Davor Margetic Ruđer Bošković Institute, Bijenička cesta 54, HR-10002 Zagreb, Croatia 10.3762/bjoc.15.130 Abstract FriedelCrafts (FC) acylation reactions were exploited in the preparation of ketone-functionalized aromatics. Environmentally more
  • studied by in situ Raman and ex situ IR spectroscopy. Keywords: ball milling; FriedelCrafts reaction; mechanochemistry; Introduction The FriedelCrafts reaction (FCR) is a very powerful tool in organic chemistry for the synthesis of aromatic ketones. It is of great industrial importance and widely used
  • of in situ IR spectroscopy in solution [63]. Conclusion In conclusion, the experimental results demonstrate that FriedelCrafts acylations could be effectively carried out under solid state ball-milling conditions. The reaction takes place by the initial complexation of the carbonyl group of the
PDF
Album
Supp Info
Full Research Paper
Published 17 Jun 2019

Robust perfluorophenylboronic acid-catalyzed stereoselective synthesis of 2,3-unsaturated O-, C-, N- and S-linked glycosides

  • Madhu Babu Tatina,
  • Xia Mengxin,
  • Rao Peilin and
  • Zaher M. A. Judeh

Beilstein J. Org. Chem. 2019, 15, 1275–1280, doi:10.3762/bjoc.15.125

Graphical Abstract
  • activation of alcohols [24], epoxide opening [25][26], FriedelCrafts alkylations [27], dehydrative glycosylation [28] and many other reactions [29][30][31]. The robustness and mildness of organoboronic acid catalysts in comparison to traditional strong Lewis and Brønsted acid catalysts inspired us to
PDF
Album
Supp Info
Full Research Paper
Published 11 Jun 2019

Mechanochemical synthesis of hyper-crosslinked polymers: influences on their pore structure and adsorption behaviour for organic vapors

  • Sven Grätz,
  • Sebastian Zink,
  • Hanna Kraffczyk,
  • Marcus Rose and
  • Lars Borchardt

Beilstein J. Org. Chem. 2019, 15, 1154–1161, doi:10.3762/bjoc.15.112

Graphical Abstract
  • Universität Darmstadt, Darmstadt, Germany 10.3762/bjoc.15.112 Abstract This study elucidates a mechanochemical polymerization reaction towards a hyper-crosslinked polymer as an alternative to conventional solvent-based procedures. The swift and solvent-free FriedelCrafts alkylation reaction yields a porous
  • , they are formed by a non-directed aromatic substitution (FriedelCrafts alkylation) either by intramolecular functional groups or using external crosslinkers. These reactions yield very high crosslinking degrees in amorphous framework structures and hence, enable highest specific BET (Brunauer–Emmett
  • POPs (porous organic polymers) [4] are currently in the focus of research. The modular bottom-up building concept of these organic materials allows for tailoring of materials properties towards desired applications. POPs synthesis can be achieved by a huge variety of reactions ranging from Friedel
PDF
Album
Supp Info
Full Research Paper
Published 24 May 2019
Other Beilstein-Institut Open Science Activities