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chemistry, organic (446) 446
n-tosylhydrazones (384) 384
tosylhydrazones (296) 296
chemistry, multidisciplinary (265) 265
diazo-compounds (194) 194
derivatives (124) 124
catalysis (122) 122
cross-coupling reactions (111) 111
palladium (110) 110
ketones (97) 97
organic-synthesis (91) 91
reagents (91) 91
efficient synthesis (82) 82
index medicus (79) 79
cyclization (72) 72
carbonyl-compounds (67) 67
insertion (65) 65
hydrazones (63) 63
bond formation (61) 61
carbenes (61) 61
alkynes (60) 60
efficient (60) 60
diazo compounds (59) 59
aldehydes (58) 58
chemistry, applied (57) 57
alpha-diazocarbonyl compounds (56) 56
molecular structure (55) 55
synthesis (55) 55
chemical synthesis (53) 53
stereoselective-synthesis (53) 53
metal carbene (51) 51
alkylation (50) 50
aryl halides (50) 50
chemical properties (50) 50
one-pot synthesis (50) 50
terminal alkynes (50) 50
heterocycles (48) 48
copper (47) 47
oximes (47) 47
alkenes (46) 46
carbene insertion (43) 43
functionalization (43) 43
chemistry (41) 41
cross-coupling (41) 41
cycloaddition (39) 39
migratory insertion (38) 38
carben (37) 37
carbene migratory insertion (37) 37
c-h activation (36) 36
chemical reactions (36) 36
olefins (36) 36
regioselective synthesis (36) 36
tosylhydrazone (36) 36
activation (35) 35
arylation (35) 35
aromatic compounds (34) 34
boronic acids (34) 34
diazoverbindung (32) 32
organic chemistry (32) 32
esters (31) 31
hydrazones - chemistry (31) 31
synthetic methods (31) 31
research (30) 30
access (29) 29
alcohols (29) 29
enantioselective synthesis (29) 29
metal-free (29) 29
chemistry, inorganic & nuclear (28) 28
complexes (28) 28
halides (28) 28
palladium - chemistry (28) 28
indoles (27) 27
analysis (26) 26
inhibitors (26) 26
regeneration (26) 26
semicarbazones (26) 26
substrates (26) 26
asymmetric-synthesis (25) 25
c-h functionalization (25) 25
conversion (25) 25
carbonyl compounds (24) 24
construction (24) 24
functional-group (24) 24
funktionelle gruppe (24) 24
rhodium (24) 24
transformations (24) 24
amination (23) 23
arylboronic acids (23) 23
oxidation (23) 23
amines (22) 22
chemistry, physical (22) 22
cyclopropanation (22) 22
tosylhydrazone insertion reaction (22) 22
c-h bonds (21) 21
coupling (21) 21
deoxygenation (21) 21
functional groups (21) 21
h bond functionalization (21) 21
mild (21) 21
one-pot (21) 21
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Synthetic Communications, ISSN 0039-7911, 04/2018, Volume 48, Issue 8, p. 921
A cesium fluoride-promoted reductive coupling reaction of acylferrocene tosylhydrazones with arylboronic acids has been developed, producing highly substituted... 
Arylalkylferrocene | synthesis | tosylhydrazones | Boronic acid
Journal Article
Chemical Communications, ISSN 1359-7345, 2018, Volume 54, Issue 14, pp. 1750 - 1753
Traditional cross-couplings require stoichiometric organometallic reagents. A novel nickel-catalyzed cross-coupling reaction between aldehydes and aryl halides... 
TOSYLHYDRAZONES | WOLFF-KISHNER REDUCTION | ADDITIONS | CHEMISTRY, MULTIDISCIPLINARY
Journal Article
The Journal of Organic Chemistry, ISSN 0022-3263, 10/2013, Volume 78, Issue 20, pp. 10024 - 10030
Cross-coupling reactions involving metal–carbene are emerging as a new type of carbon–carbon bond-forming reaction. The aim of this JOCSynopsis is to provide... 
PALLADIUM-CATALYZED INSERTION | ACTIVATION | ETHERS | REAGENTS | ALKYLATION | CHEMISTRY, ORGANIC | DIAZO-COMPOUNDS | ARYL IODIDES | VINYL HALIDES | N-TOSYLHYDRAZONES
Journal Article
Organic Letters, ISSN 1523-7060, 10/2017, Volume 19, Issue 19, pp. 5256 - 5259
Sulfoxonium ylides act as an efficient carbene precursor in rhodium­(III)-catalyzed C–H acylmethlyation of a variety of arenes assisted by different chelating... 
ACTIVATION | ARYL BORONIC ACIDS | HETEROCYCLES | MIGRATORY INSERTION | CATALYZED REACTIONS | ALKYLATION | BOND FUNCTIONALIZATION | CHEMISTRY, ORGANIC | DIAZO-COMPOUNDS | INDOLES | N-TOSYLHYDRAZONES
Journal Article
Organic Letters, ISSN 1523-7060, 01/2016, Volume 18, Issue 2, pp. 192 - 195
The Rh­(III)-catalyzed regioselective C2–H bond carbenoid insertion/cyclization of N-amidoindoles with α-acyl diazo compounds has been developed. This method... 
REARRANGEMENT | ACTIVATION | INSERTION | BENZAMIDES | INTERMOLECULAR CARBENOID FUNCTIONALIZATION | TOSYLHYDRAZONES | CHEMISTRY, ORGANIC | H BOND FUNCTIONALIZATION | N-OXIDES | CATALYSTS
Journal Article
SCIENTIFIC REPORTS, ISSN 2045-2322, 07/2017, Volume 7
(E)-Methyl-N'-nitrobenzylidene-benzenesulfonohydrazide (MNBBSH) compounds were synthesized using a condensation procedure from the derivatives of... 
HYDRAZONES | Y-90 | MULTIDISCIPLINARY SCIENCES | COMPLEXES | SEPARATION | N-TOSYLHYDRAZONES
Journal Article
ACS Catalysis, ISSN 2155-5435, 01/2017, Volume 7, Issue 1, pp. 181 - 185
A palladium-catalyzed coupling of allenylphosphine oxides with N-tosylhydrazones, leading to phosphinyl [3]­dendralenes, is established. The coupling reaction... 
palladium | carbene | allenylphosphine oxide | N-tosylhydrazones | phosphinyl dendralenes | ROOM-TEMPERATURE | SUZUKI-MIYAURA COUPLINGS | PRACTICAL SYNTHESIS | CHEMISTRY, PHYSICAL | DIAZO-COMPOUNDS | DIELS-ALDER REACTIVITY | ALLENES | C-H ACTIVATION | allenylphosphine oxide N-tosylhydrazones | CROSS-CONJUGATED TRIENES | DENDRALENE FAMILY | METAL-FREE
Journal Article
TETRAHEDRON LETTERS, ISSN 0040-4039, 10/2019, Volume 60, Issue 43, p. 151162
Herein, we have developed a novel approach for synthesizing symmetrical and unsymmetrical 3,3-bis (indolyl)methane derivatives via Cul-catalyzed C-H... 
Regioselective | N-tosylhydrazone | BIS(INDOLYL)METHANES | Carbene insertion | ALKYLATION | Bis indoles | Copper-catalyst | TOSYLHYDRAZONES | CHEMISTRY, ORGANIC | BIS
Journal Article
RSC Advances, ISSN 2046-2069, 2015, Volume 5, Issue 47, pp. 37292 - 37297
A detailed DFT-level mechanism elucidation of the two-step reaction of tosylhydrazones with alkyllithium reagents (the Shapiro reaction) is presented. A... 
TOSYLHYDRAZONES | CHEMISTRY, MULTIDISCIPLINARY | Fluorination
Journal Article
Organic Letters, ISSN 1523-7060, 03/2019, Volume 21, Issue 6, pp. 1809 - 1812
A Cu(I)-catalyzed cross-coupling reaction of bis(trimethylsilyl)diazomethane and benzoxazoles/oxazoles is reported. A wide range of functional groups can be... 
CHEMISTRY, ORGANIC | REAGENTS | METAL CARBENE | DERIVATIVES | PETERSON OLEFINATIONS | N-TOSYLHYDRAZONES
Journal Article
CHEMISTRY-A EUROPEAN JOURNAL, ISSN 0947-6539, 04/2016, Volume 22, Issue 18, pp. 6253 - 6257
The reactions between alkenylboronic acids and tosylhydrazones derived from substituted cyclohexanones lead to the construction of disubstituted cyclohexanes... 
CARBENE | INSERTION | reductive coupling | ARYLATION | DIAZO-COMPOUNDS | AROMATIC-ALDEHYDES | CHEMISTRY, MULTIDISCIPLINARY | ARYLBORONIC ACIDS | N-TOSYLHYDRAZONES | tosylhydrazones | KETONES | stereoselectivity | CARBON QUATERNARY CENTER | diazo compounds | ACCESS | boronic acids
Journal Article
Chemical Communications, ISSN 1359-7345, 4/2015, Volume 51, Issue 38, pp. 7986 - 7995
Cross-coupling reactions involving metal carbene migratory insertion have been established as a new type of coupling reaction with diazo compounds as the... 
ALPHA-DIAZOCARBONYL COMPOUNDS | CROSS-COUPLING REACTIONS | ACTIVATION | OLEFINATION | CYCLOPROPENE CHEMISTRY | DIAZO-COMPOUNDS | RH(III)-CATALYZED SYNTHESIS | ALKYNES | CHEMISTRY, MULTIDISCIPLINARY | N-TOSYLHYDRAZONES | PHENOXYACETAMIDES
Journal Article
Chemical Communications: Chem Comm, ISSN 1359-7345, 04/2015, Volume 51, Issue 38, pp. 7986 - 7995
Cross-coupling reactions involving metal carbene migratory insertion have been established as a new type of coupling reaction with diazo compounds as the... 
Insertion | Activation | Joining | Carbenes | Bonding
Journal Article
Advanced Synthesis & Catalysis, ISSN 1615-4150, 10/2012, Volume 354, Issue 14‐15, pp. 2659 - 2664
A new catalytic system for the alkylation of H‐phosphonates and diphenylphosphine oxide with N‐tosylhydrazones has been developed. In the presence of copper(I)... 
alkylphosphonates | copper catalysis | N‐tosylhydrazones | H‐phosphonates | carbonyl compounds | H-phosphonates | Carbonyl compounds | Alkylphosphonates | Copper catalysis | N-tosylhydrazones | ROUTE | REAGENTS | OLEFIN SYNTHESIS | ARYLATION | CHEMISTRY, ORGANIC | CARBANIONS | DIESTERS | IN-SITU GENERATION | ALKYLDIPHENYLPHOSPHINE OXIDES | ALCOHOLS | CROSS-COUPLING REACTIONS | CHEMISTRY, APPLIED | Copper | Catalysis | Alkylation
Journal Article
ANGEWANDTE CHEMIE-INTERNATIONAL EDITION, ISSN 1433-7851, 04/2015, Volume 54, Issue 15, pp. 4508 - 4511
The first highly efficient and scalable cobalt-catalyzed directed CH functionalization with carbene precursors is presented. This methodology provides a... 
DIRECT FUNCTIONALIZATION | carbenes | AROMATIC IMINES | cobalt | ORGANIC SEMICONDUCTORS | CHEMISTRY, MULTIDISCIPLINARY | FIELD-EFFECT TRANSISTORS | N-TOSYLHYDRAZONES | DIRECT ALKYLATION | CH activation | heterocycles | systems | METAL CARBENE | BOND ACTIVATION | CATALYZED DIRECT ARYLATION | Solid state | Wavelengths | Methodology | Precursors | Hydrocarbons | Emission | Joining | Modular | Carbenes
Journal Article
Chemical Communications, ISSN 1359-7345, 02/2015, Volume 51, Issue 12, pp. 2380 - 2383
Rhodium-catalyzed intermolecular cyclization of benzamides and diazo compounds via C-H activation has been achieved to construct C-C/C-O bonds for the first... 
ANNULATION | TOSYLHYDRAZONES | BOND FORMATION | N BOND | HYDRAZINES | ALKYNES | DERIVATIVES | CHEMISTRY, MULTIDISCIPLINARY | CYCLIZATION | BENZOIC-ACIDS | CARBENOID FUNCTIONALIZATION
Journal Article
Chemical communications (Cambridge, England), ISSN 1359-7345, 02/2015, Volume 51, Issue 12, pp. 2380 - 2383
Rhodium-catalyzed intermolecular cyclization of benzamides and diazo compounds via C-H activation has been achieved to construct C-C/C-O bonds for the first... 
Journal Article
Synthesis, ISSN 0039-7881, 11/2017, Volume 49, Issue 21, pp. 4893 - 4898
Abstract An aluminum chloride promoted Hantzsch reaction of N -tosylhydrazones has been developed. The reaction is general for a wide range of N... 
paper | aluminum chloride | CHEMISTRY, ORGANIC | TRANSFER HYDROGENATION | TERMINAL ALKYNES | AROMATIZATION | N-tosylhydrazones | ESTERS | 1,3,5-TRISUBSTITUTED PYRAZOLES | ALKYLATED TOSYLHYDRAZONES | REGIOSELECTIVE SYNTHESIS | 1,4-dihydropyridines | synthetic method | Hantzsch reaction | CYCLIZATION | 1,4-DIHYDROPYRIDINE DERIVATIVES
Journal Article
Advanced Synthesis & Catalysis, ISSN 1615-4150, 03/2016, Volume 358, Issue 6, pp. 926 - 939
An efficient synthesis of indazoles from readily accessible E/Z mixtures of o‐haloaryl N‐tosylhydrazones has been developed. The thermo‐induced isomerization... 
indazoles | N‐tosylhydrazones | isomerization | cyclization | synthetic methods | N-tosylhydrazones | DESIGN | CATALYZED SYNTHESIS | CHEMISTRY, ORGANIC | BOND FORMATION | 1H-INDAZOLES | 1-ARYL-1H-INDAZOLES | 3-SUBSTITUTED INDAZOLES | IN-VITRO | AMINATION REACTION | INHIBITORS | CHEMISTRY, APPLIED | DERIVATIVES | Copper oxide | Isomerization | Pharmacy | Cuprite | Biocompatibility | Synthesis | Derivatives | Catalysis | Accessibility
Journal Article
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