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crafts-type cyclization (32) 32
chemistry, organic (22) 22
chemistry, multidisciplinary (13) 13
fluorine (13) 13
carbonyl-compounds (11) 11
synthesis (11) 11
activation (9) 9
gem-difluoroalkenes (9) 9
cyclization (8) 8
1,1-difluoro-1-alkenes (7) 7
f bond activation (7) 7
ketones (6) 6
aldehydes (5) 5
derivatives (5) 5
grignard-reagents (5) 5
hydrocarbons (5) 5
alkylation (4) 4
carbocations (4) 4
difluoroalkenes (4) 4
enantioselective synthesis (4) 4
facile synthesis (4) 4
fluorinated alcohols (4) 4
index medicus (4) 4
medicinal chemistry (4) 4
1,1-difluoroallenes (3) 3
aldehydes - chemistry (3) 3
alkenes (3) 3
alkynes (3) 3
alpha-fluorocarbocations (3) 3
aromatic compounds (3) 3
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efficient (3) 3
fluorides (3) 3
fluorinated sulfones (3) 3
inhibitors (3) 3
molecular structure (3) 3
nucleophilic 5-endo-trig cyclization (3) 3
one-pot synthesis (3) 3
organic chemistry (3) 3
organic compounds (3) 3
organic semiconductors (3) 3
organic-synthesis (3) 3
polycyclic aromatic hydrocarbons (3) 3
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route (3) 3
stereoisomerism (3) 3
thin-film transistors (3) 3
arenes (2) 2
article (2) 2
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asymmetric-synthesis (2) 2
bond activation (2) 2
bonding (2) 2
c-f (2) 2
carbenes (2) 2
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cations (2) 2
chemical synthesis (2) 2
complex (2) 2
conversion (2) 2
crafts-type alkylation (2) 2
cyclisation (2) 2
dehydrierung (2) 2
difluoromethyl 2-pyridyl sulfone (2) 2
difluoromethylation (2) 2
ethers (2) 2
fluoroolefin dipeptide isosteres (2) 2
friedel-crafts-reaction (2) 2
friedel-crafts-reaktion (2) 2
functionalization (2) 2
functionalized 1,1-difluoro-1-alkenes (2) 2
gem-difluorocyclopropanes (2) 2
human npp1 (2) 2
hydrodefluorination (2) 2
indium (2) 2
indium tribromide (2) 2
intramolecular cyclization (2) 2
ketones - chemistry (2) 2
lewis acid (2) 2
lewis-acid (2) 2
lewis-säure (2) 2
nucleophiles (2) 2
nucleophilic fluoroalkylation (2) 2
olefin formation (2) 2
organische synthese (2) 2
organocatalysis (2) 2
organolithium reagents (2) 2
pentacene (2) 2
phenanthrenes (2) 2
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pyridines - chemistry (2) 2
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Tetrahedron Letters, ISSN 0040-4039, 2011, Volume 52, Issue 17, pp. 2069 - 2071
A novel triflic acid-catalyzed cascade cyclization of arenyl 1,7-enynes through acetylene-cation cyclization followed by Friedel–Crafts reaction has been... 
Triflic acid | Friedel–Crafts type reaction | Acetylene-cation cyclization | Arenyl enynes | Fused carbocycles | Friedel-Crafts type reaction | PATHWAY | HOMOGENEOUS GOLD CATALYSIS | CHEMISTRY, ORGANIC | CYCLOISOMERIZATION | Tetrahedrons | Cascades | Friedel-Crafts reaction
Journal Article
Bulletin of the Chemical Society of Japan, ISSN 0009-2673, 12/2019, Volume 92, Issue 12, pp. 2019 - 2029
Journal Article
Asian Journal of Organic Chemistry, ISSN 2193-5807, 02/2019, Volume 8, Issue 2, pp. 279 - 282
A mild and efficient method for the synthesis of unsymmetrical 2,5‐disubstituted 1,3,4‐oxadiazoles by condensation of gem‐difluoroalkenes with acyl hydrazides... 
acyl hydrazides | gem-difluoroalkenes | cyclization | synthetic methods | 1,3,4-oxadiazoles | C-H ALKYLATION | ACCESS 1,3,4-OXADIAZOLES | ONE-POT SYNTHESIS | NUCLEOPHILIC 5-ENDO-TRIG CYCLIZATION | CHEMISTRY, ORGANIC | CARBONYL-COMPOUNDS | F BOND ACTIVATION | FUNCTIONALIZATION | CRAFTS-TYPE CYCLIZATION | RING | OXIDATIVE CYCLIZATION
Journal Article
Bulletin of the Chemical Society of Japan, ISSN 0009-2673, 9/2014, Volume 87, Issue 9, pp. 942 - 949
1,1-Difluoroallenes underwent InBr3-catalyzed ring construction via in situ-generated allylic CF2 cations to give 1-fluoronaphthalenes in good yield. DFT... 
INDIUM TRIBROMIDE | ACTIVATION | FACILE SYNTHESIS | CRAFTS-TYPE CYCLIZATION | CATALYZED REACTIONS | HALEX REACTION | CHEMISTRY | ARYL | FLUORINATED ALCOHOLS | NUCLEOPHILIC-ADDITION | CHEMISTRY, MULTIDISCIPLINARY | Construction | Synthesis | Cationic | Mathematical analysis | Charge | Cations | Carbon | Bonding
Journal Article
Nature Communications, ISSN 2041-1723, 06/2015, Volume 6, Issue 1, p. 7472
Fluoroalkenes represent a class of privileged structural motifs, which found widespread use in medicinal chemistry. However, the synthetic access to... 
OLEFINIC TRIFLUOROMETHYLATION | CRAFTS-TYPE CYCLIZATION | H FLUOROALKENYLATION | VINYLIC FLUORINES | MULTIDISCIPLINARY SCIENCES | ARENES | ARYL | ALKYNES | CLEAVAGE | 5-ENDO-TRIG CYCLIZATION | FLUOROOLEFINS
Journal Article
Tetrahedron Letters, ISSN 0040-4039, 2017, Volume 58, Issue 5, pp. 375 - 392
Journal Article
European Journal of Organic Chemistry, ISSN 1434-193X, 01/2017, Volume 2017, Issue 2, pp. 262 - 265
The cycloaromatization of aromatic aldehydes and ketones was readily achieved by using a Brønsted acid catalyst in 1,1,1,3,3,3‐hexafluoropropan‐2‐ol (HFIP). In... 
Hydrocarbons | Aromatization | Cyclization | Brønsted acids | Polycycles | BrOnsted acids | ACTIVATION | METABOLITES | GRAPHITE RIBBONS | CHEMISTRY, ORGANIC | SUBSTITUENT | PHENANTHRENES | CRAFTS-TYPE CYCLIZATION | 1,1-DIFLUORO-1-ALKENES | ENHANCEMENT | FLUORINATED ALCOHOLS | PHENACENES
Journal Article
Organic & Biomolecular Chemistry, ISSN 1477-0520, 12/2016, Volume 14, Issue 48, pp. 11402 - 11414
Various N-fused isoquinoline derivatives were synthesized using a new one-pot reaction of 1-bromo-2-(2,2-difluorovinyl)benzenes with N-H group containing... 
Journal Article
Chemistry Letters, ISSN 0366-7022, 8/2016, Volume 45, Issue 8, pp. 964 - 966
An electrophilic 5-endo-trig cyclization of β,β-difluoro-o-sulfonamidostyrenes was performed in 1,1,1,3,3,3-hexafluoropropan-2-ol using a Ag(I) catalyst and... 
Silver catalyst | C-F bond activation | Fluoroindole | ALPHA-FLUOROCARBOCATIONS | NUCLEOPHILIC 5-ENDO-TRIG CYCLIZATION | CHEMISTRY, MULTIDISCIPLINARY | 3+2 CYCLOADDITION | CROSS-COUPLING REACTIONS | CRAFTS-TYPE CYCLIZATION | 1,1-DIFLUORO-1-ALKENES | GEM-DIFLUOROALKENES | FLUORINATED ALCOHOLS | RING-CLOSURE | GRIGNARD-REAGENTS
Journal Article
Angewandte Chemie International Edition, ISSN 1433-7851, 07/2013, Volume 52, Issue 30, pp. 7825 - 7828
Rather crafty: 1,1‐Difluoroallenes bearing an aryl group and a cyclopentene moiety undergo indium(III)‐catalyzed Friedel–Crafts‐type cyclization with... 
indium | allenes | arenes | cyclization | fluorine | INDIUM TRIBROMIDE | ACTIVATION | ALDEHYDES | CHEMISTRY, MULTIDISCIPLINARY | KETONES | KETENE SILYL ACETALS | FACILE SYNTHESIS | CRAFTS-TYPE CYCLIZATION | 1,1-DIFLUORO-1-ALKENES | CHEMISTRY | CATALYST SYSTEM | Polycyclic aromatic hydrocarbons | Chemical synthesis | Fluorides | Platforms | Synthesis | Aromatic compounds | Halogenation | Cyclopentene | Indium | Rings (mathematics)
Journal Article
Organic Letters, ISSN 1523-7060, 03/2015, Volume 17, Issue 5, pp. 1126 - 1129
The Pd(II)-catalyzed cyclizations of 2,2-difluorovinylated biaryls, following a Friedel–Crafts-type mechanism, provide a new route to pinpoint-fluorinated... 
ACTIVATION | PHENANTHRENES | CRAFTS-TYPE CYCLIZATION | POLYCYCLIC AROMATIC-HYDROCARBONS | 1,1-DIFLUORO-1-ALKENES | CHEMISTRY, ORGANIC | THIN-FILM TRANSISTORS | 1,1-DIFLUOROALLENES | PENTACENE | FLUOROBENZENES | ORGANIC SEMICONDUCTORS
Journal Article
Tetrahedron Letters, ISSN 0040-4039, 2008, Volume 49, Issue 2, pp. 358 - 362
Journal Article
JOURNAL OF SYNTHETIC ORGANIC CHEMISTRY JAPAN, ISSN 0037-9980, 09/2018, Volume 76, Issue 9, pp. 938 - 953
On treatment with a cationic Pd (II) catalyst in the presence of BF3 center dot OEt2, 1,1-difluoroalkenes and 1,1,2-trifluoroalkenes underwent... 
organic semiconductors | SUBSTITUTION | COMPLEX | carbocations | indium | CHEMISTRY, ORGANIC | polycyclic aromatic hydrocarbons | DIFLUOROVINYLIDENATION | cyclization | KETONES | FACILE SYNTHESIS | CRAFTS-TYPE CYCLIZATION | 1,1-DIFLUORO-1-ALKENES | palladium | THIN-FILM TRANSISTORS | 1,1-DIFLUOROALLENES | PENTACENE | fluorine
Journal Article
Beilstein Journal of Organic Chemistry, ISSN 1860-5397, 12/2017, Volume 13, Issue 1, pp. 2682 - 2689
1,1-Difluoro-1-alkenes bearing a biaryl-2-yl group effectively underwent site-selective intramolecular iodoarylation by the appropriate cationic iodine... 
Carbocycles | Alkenes | Cyclization | Fluorine | Electrophilic activation | Iodine | carbocycles | ALPHA-FLUOROCARBOCATIONS | ACTIVATION | electrophilic activation | CHEMISTRY, ORGANIC | ALLOCOLCHICINOIDS | alkenes | cyclization | KETONES | CRAFTS-TYPE CYCLIZATION | HETEROCYCLES | DIFLUOROALKENES | iodine | 1,1-DIFLUOROALLENES | CYTOTOXICITY | fluorine | Hydrocarbons | Solvents | Carbon
Journal Article
Organic Letters, ISSN 1523-7060, 04/2010, Volume 12, Issue 7, pp. 1444 - 1447
Difluoromethyl 2-pyridyl sulfone, a previously unknown compound, was found to act as a novel and efficient gem-difluoroolefination reagent for both aldehydes... 
CRAFTS-TYPE CYCLIZATION | FLUORINATED SULFONES | CONVERSION | CHEMISTRY, ORGANIC | CARBONYL-COMPOUNDS | NUCLEOPHILIC FLUOROALKYLATION | OLEFINS | INHIBITORS | EFFICIENT | Aldehydes - chemical synthesis | Ketones - chemical synthesis | Pyridines - chemistry | Stereoisomerism | Sulfones - chemistry | Ketones - chemistry | Molecular Structure | Aldehydes - chemistry
Journal Article
Chemical Communications, ISSN 1359-7345, 2016, Volume 52, Issue 88, pp. 12948 - 12951
Selective synthesis of benzo[f] tetraphenes or benzo[g] chrysenes was achieved via aromatic C-F bond cleavage and unprecedented regioselective C-C bond... 
FLUOROARENES | CRAFTS-TYPE CYCLIZATION | HF ELIMINATION | ARYL FLUORIDES | CLEAVAGE | DISCOTIC LIQUID-CRYSTALS | ORGANIC SEMICONDUCTORS | EFFICIENT | CHEMISTRY, MULTIDISCIPLINARY | ELECTRONICS | CATALYZED ARYLATION | Carbon-carbon composites | Synthesis | Aluminum | Reagents | Cleavage | Activation | Carbon | Bonding
Journal Article