X
Search Filters
Format Format
Subjects Subjects
Subjects Subjects
X
Sort by Item Count (A-Z)
Filter by Count
chemistry, organic (289) 289
nazarov cyclization (250) 250
chemistry, multidisciplinary (190) 190
cyclization (124) 124
catalysis (110) 110
index medicus (94) 94
derivatives (79) 79
nazarov reaction (75) 75
organic-synthesis (72) 72
ketones (64) 64
stereoselective-synthesis (63) 63
stereoisomerism (62) 62
rearrangement (50) 50
molecular structure (43) 43
cyclopentenones (42) 42
chemistry (40) 40
synthesis (40) 40
enantioselective synthesis (39) 39
construction (37) 37
alkynes (35) 35
asymmetric-synthesis (35) 35
efficient synthesis (35) 35
chemical properties (33) 33
cycloaddition (32) 32
reactivity (31) 31
cyclisation (30) 30
diels-alder reactions (30) 30
aldehydes (28) 28
electrocyclization (27) 27
diels-alder reaction (26) 26
organic chemistry (26) 26
acid (25) 25
complexes (25) 25
directed nazarov cyclizations (25) 25
heterocycles (25) 25
research (25) 25
cations (24) 24
cycloisomerization (24) 24
electrocyclic reactions (24) 24
gold (24) 24
organocatalysis (24) 24
article (23) 23
catalysts (23) 23
efficient catalysis (23) 23
natural-products (23) 23
analysis (22) 22
nazarov (22) 22
annulation (21) 21
chemical synthesis (21) 21
chemistry, applied (21) 21
esters (21) 21
lewis-acid (20) 20
nazarov reactions (20) 20
activation (19) 19
asymmetric catalysis (19) 19
cyclopentanes - chemical synthesis (19) 19
michael addition (19) 19
alkaloids (18) 18
allenes (18) 18
chemistry, inorganic & nuclear (18) 18
alcohols (17) 17
efficient (17) 17
homogeneous catalysis (17) 17
mechanism (17) 17
oxidation (17) 17
palladium (17) 17
strategy (17) 17
chemistry, physical (16) 16
ligands (16) 16
one-pot synthesis (16) 16
bronsted acid (15) 15
carbon (15) 15
chemical reactions (15) 15
domino reactions (15) 15
ethers (15) 15
formal synthesis (15) 15
nazarov cyclizations (15) 15
organic compounds (15) 15
pauson-khand reaction (15) 15
synthetic methods (15) 15
tetrahedrons (15) 15
torquoselectivity (15) 15
alkylation (14) 14
analogs (14) 14
cyclopentanes - chemistry (14) 14
reagents (14) 14
ring formation (14) 14
route (14) 14
bronsted acids (13) 13
carbonyl-compounds (13) 13
cascade reactions (13) 13
cyclopentenone (13) 13
enantiomers (13) 13
furans (13) 13
indoles (13) 13
intermediate (13) 13
katalyse (13) 13
letter (13) 13
lewis acid (13) 13
natural products (13) 13
more...
Language Language
Publication Date Publication Date
Click on a bar to filter by decade
Slide to change publication date range


Organic and Biomolecular Chemistry, ISSN 1477-0520, 11/2017, Volume 15, Issue 44, pp. 9255 - 9274
The construction of five-membered rings is essential in organic chemistry. In this context, pentannulation reactions that provide a straightforward access to... 
AZA-PIANCATELLI REARRANGEMENT | ANTIFUNGAL MICONAZOLE ACTIVITY | CONJUGATED TRIENONES | CATION ELECTROCYCLIZATIONS | CONCISE TOTAL-SYNTHESIS | ONE-POT SYNTHESIS | CHEMISTRY, ORGANIC | METAL-CATALYZED CYCLOISOMERIZATIONS | ELECTROCYCLIC RING-CLOSURE | STEREOSELECTIVE-SYNTHESIS | UNPRECEDENTED REARRANGEMENT
Journal Article
Organic & biomolecular chemistry, ISSN 1477-0520, 08/2014, Volume 12, Issue 29, pp. 5331 - 5345
The Nazarov cyclization, a well-known method for the formation of cyclopentenones, mechanistically involves the 4π electrocyclization of a 1,4-pentadienyl... 
Journal Article
Organic and Biomolecular Chemistry, ISSN 1477-0520, 7/2014, Volume 12, Issue 29, pp. 5331 - 5345
The Nazarov cyclization, a well-known method for the formation of cyclopentenones, mechanistically involves the 4π electrocyclization of a 1,4-pentadienyl... 
CYCLOPROPANE | CHEMISTRY, ORGANIC | HOMO-NAZAROV | ALKYNES
Journal Article
Journal of the American Chemical Society, ISSN 0002-7863, 12/2007, Volume 129, Issue 50, pp. 15503 - 15512
A computational study with the Becke3LYP density functional was carried out to elucidate the mechanisms of Au(I)-catalyzed reactions of enynyl acetates... 
EFFICIENT FORMATION | CYCLOADDITION REACTIONS | DIELS-ALDER REACTIONS | ALDOL REACTION | ORGANIC-REACTIONS | NAZAROV CYCLIZATION | GAS-PHASE | RADICAL CATIONS | FREE-ENERGIES | ATOM ABSTRACTION | CHEMISTRY, MULTIDISCIPLINARY | Density functionals | Usage | Gold compounds | Research | Chemical properties | Catalysis
Journal Article
Angewandte Chemie International Edition, ISSN 1433-7851, 08/2013, Volume 52, Issue 33, pp. 8616 - 8619
InternAl delivery: Organoaluminum reagents activate 1,4‐dien‐3‐ones for Nazarov electrocyclization (see scheme), then transfer a substituent to the resulting... 
organoaluminum | electrocyclization | Nazarov reaction | cyclopentanones | domino process | REARRANGEMENT | ALUMINUM | REAGENTS | INTERMEDIATE | CHEMISTRY, MULTIDISCIPLINARY | CYCLIZATION | ALLENYL VINYL KETONES | Cations
Journal Article
Angewandte Chemie International Edition, ISSN 1433-7851, 07/2014, Volume 53, Issue 28, pp. 7209 - 7213
Cyclopentadienes are valuable intermediates in organic synthesis and also ubiquitous as the Cp ligands in organometallic chemistry. As part of ongoing efforts... 
ketene dithioacetals | cyclopentadienes | propargylic alcohols | [3+2] cycloaddition | Diels–Alder reaction | Diels-Alder reaction | ROUTE | HIGHLY SUBSTITUTED CYCLOPENTADIENES | GOLD CATALYSIS | ONE-POT SYNTHESIS | RING-EXPANSION | ANNULATION | BOND-FORMING REACTIONS | NAZAROV CYCLIZATION | CHEMISTRY, MULTIDISCIPLINARY | FACILE SYNTHESIS | DERIVATIVES
Journal Article
Chemical Communications, ISSN 1359-7345, 11/2011, Volume 47, Issue 41, pp. 11450 - 11452
A highly efficient Bronsted acid catalyzed enantioselective Nazarov cyclization-bromination reaction has been developed. The protocol gives access to highly... 
REARRANGEMENT | HIGHLY ENANTIOSELECTIVE SYNTHESIS | KETONES | TANDEM NAZAROV CYCLIZATION | FRIEDEL-CRAFTS ALKYLATION | CHEMISTRY, MULTIDISCIPLINARY | MICHAEL ADDITION
Journal Article
Angewandte Chemie International Edition, ISSN 1433-7851, 03/2007, Volume 46, Issue 12, pp. 2097 - 2100
Low catalyst loadings, high enantioselectivities, mild conditions, and fast reaction times are the important features of the first enantioselective... 
binol phosphate | ion‐pair catalysis | electrocyclization | Brønsted acids | Nazarov cyclization | DESIGN | REDUCTION | DIELS-ALDER REACTION | TRANSFER HYDROGENATION | ion-pair catalysis | Bronsted acids | CHEMISTRY, MULTIDISCIPLINARY
Journal Article
Advanced Synthesis & Catalysis, ISSN 1615-4150, 01/2009, Volume 351, Issue 1‐2, pp. 78 - 84
Journal Article
Angewandte Chemie International Edition, ISSN 1433-7851, 12/2007, Volume 47, Issue 1, pp. 121 - 125
Journal Article
Angewandte Chemie International Edition, ISSN 1433-7851, 08/2018, Volume 57, Issue 32, pp. 10352 - 10356
The imino‐Nazarov cyclization of the polysubstituted pentan‐1,4‐diene‐3‐imines was realized. To this aim, a one‐pot procedure involving reductive... 
cyclizations | imines | Nazarov reaction | synthetic methods | dienes | PALAUAMINE | ORGANIC-SYNTHESIS | NATURAL-PRODUCTS | ALKYLATION | ALPHA | CHEMISTRY, MULTIDISCIPLINARY | ORGANOCERIUM REAGENTS | SECONDARY AMIDES | DIRECT TRANSFORMATION | CYCLOPENTENONES | CYCLIZATION | Amides | Imines | Potassium | Intermediates
Journal Article
Angewandte Chemie International Edition, ISSN 1433-7851, 02/2018, Volume 57, Issue 6, pp. 1678 - 1682
Journal Article
Organic Letters, ISSN 1523-7060, 12/2014, Volume 16, Issue 24, pp. 6464 - 6467
Journal Article
Angewandte Chemie International Edition, ISSN 1433-7851, 06/2010, Volume 49, Issue 26, pp. 4463 - 4466
Journal Article