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donor-acceptor cyclopropanes (404) 404
chemistry, organic (274) 274
chemistry, multidisciplinary (213) 213
derivatives (173) 173
cycloaddition (146) 146
organic-synthesis (124) 124
catalysis (111) 111
aldehydes (95) 95
construction (84) 84
organic compounds (83) 83
index medicus (80) 80
enantioselective synthesis (79) 79
cyclopropane (76) 76
annulation (74) 74
diastereoselective synthesis (73) 73
cyclization (69) 69
cyclopropane compounds (67) 67
activated cyclopropanes (62) 62
cyclopropanes (62) 62
stereoselective-synthesis (61) 61
ketones (47) 47
lewis-acid (47) 47
asymmetric-synthesis (46) 46
synthesis (45) 45
cyclopropan (44) 44
cyclopropanes - chemistry (43) 43
heterocycles (42) 42
organic chemistry (42) 42
3+2 cycloaddition (41) 41
donor-acceptor systems (41) 41
stereoisomerism (41) 41
chemical reactions (38) 38
molecular structure (38) 38
ring opening (38) 38
substituted cyclopropanes (38) 38
chemistry (37) 37
nitrones (35) 35
chemical properties (33) 33
cycloadditions (33) 33
lewis acids (33) 33
chemical synthesis (31) 31
reactivity (31) 31
lewis acid (30) 30
acid (29) 29
aminocyclopropanes (29) 29
strategy (29) 29
analysis (27) 27
catalysts (27) 27
one-pot synthesis (27) 27
1,1-diesters (26) 26
alkenes (26) 26
rearrangement (26) 26
donor–acceptor systems (25) 25
3+2 annulation (24) 24
donor-acceptor cyclopropane (24) 24
enol silyl ethers (24) 24
esters (24) 24
cycloaddition reactions (23) 23
zykloaddition (23) 23
ring (22) 22
small ring systems (22) 22
dipolar cycloaddition (21) 21
imines (21) 21
indoles (21) 21
pyrrolidines (21) 21
chemistry, applied (20) 20
enantiomers (20) 20
lewis-säure (20) 20
natural-products (20) 20
nitriles (20) 20
carbonyl-compounds (19) 19
donor–acceptor cyclopropanes (19) 19
acids (18) 18
alkynes (18) 18
diels-alder reactions (18) 18
efficient synthesis (18) 18
michael addition (18) 18
tetrahydrofurans (18) 18
1,3-dipolar cycloaddition (17) 17
asymmetric cyclopropanation (17) 17
carbonyls (17) 17
nucleophiles (17) 17
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activation (16) 16
amines (16) 16
aromatic azomethine imines (16) 16
article (16) 16
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olefins (16) 16
ring expansion (16) 16
alkaloids (15) 15
asymmetric catalysis (15) 15
dimerization (15) 15
diversity-oriented synthesis (15) 15
highly diastereoselective synthesis (15) 15
lewis (15) 15
palladium (15) 15
ring-opening cyclizations (15) 15
vinylcyclopropanes (15) 15
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Journal Article
Angewandte Chemie International Edition, ISSN 1433-7851, 08/2018, Volume 57, Issue 32, pp. 10338 - 10342
Journal Article
Angewandte Chemie International Edition, ISSN 1433-7851, 09/2017, Volume 56, Issue 38, pp. 11554 - 11558
Journal Article
Angewandte Chemie International Edition, ISSN 1433-7851, 09/2016, Volume 55, Issue 40, pp. 12233 - 12237
Journal Article
Organic Letters, ISSN 1523-7060, 09/2016, Volume 18, Issue 17, pp. 4356 - 4359
Optically active cis-cyclopropane carboxylates are prepared via the Rh2(S-PTAD)4-catalyzed cyclopropanation of α-silyl styrenes with aryl diazoacetates... 
DONOR-ACCEPTOR CYCLOPROPANES | SELECTIVE CYCLOPROPANATION | ALLYLIC ALCOHOLS | ASYMMETRIC CYCLOPROPANATION | CHEMISTRY, ORGANIC | OLEFINS | BETA-AZIDOCYCLOPROPANE ESTERS | DISULFONAMIDE LIGAND | TRANS-SELECTIVITY | SUBSTITUTED CYCLOPROPANES | CATALYTIC ENANTIOSELECTIVE CYCLOPROPANATION
Journal Article
Angewandte Chemie International Edition, ISSN 1433-7851, 07/2017, Volume 56, Issue 31, pp. 9226 - 9230
The first ring‐opening reaction of donor–acceptor cyclopropanes to give diamines is reported. For this reaction, a 1,3‐bisfunctionalization was developed using... 
[4+3]-cycloaddition | cyclopropanes | 1,3-bisfunctionalization | ring-opening reactions | donor–acceptor compounds | SIGMA-BOND ACTIVATION | ACIDS | B(C6F5) | REACTIVITY | ALKYNES | SALTS | CHEMISTRY, MULTIDISCIPLINARY | FRUSTRATED LEWIS PAIR | ALKENES | donor-acceptor compounds | ADDITIONS | Diamines | Cycloaddition | Catalysts | Libraries | Chemical synthesis | Functional groups | Intermediates | Organic compounds
Journal Article
European Journal of Organic Chemistry, ISSN 1434-193X, 05/2017, Volume 2017, Issue 18, pp. 2561 - 2567
Lewis acid promoted cycloaddition reactions of donor–acceptor (DA) cyclopropanes are one of the well‐studied approaches for the construction of heterocyclic... 
Lewis acids | Nitriles | Cycloaddition | Nitrogen heterocycles | Natural products | Donor–acceptor cyclopropanes | ANNULATIONS | ORGANIC-SYNTHESIS | CHEMISTRY, ORGANIC | Donor-acceptor cyclopropanes | PYRROLES | SUBSTITUTED CYCLOPROPANES | FORMAL 3+2 CYCLOADDITION | ADDITIONS | DERIVATIVES
Journal Article
Angewandte Chemie International Edition, ISSN 1433-7851, 08/2018, Volume 57, Issue 32, pp. 10293 - 10298
Journal Article
Angewandte Chemie International Edition, ISSN 1433-7851, 05/2019, Volume 58, Issue 19, pp. 6225 - 6229
Journal Article
Angewandte Chemie International Edition, ISSN 1433-7851, 10/2012, Volume 51, Issue 44, pp. 11153 - 11156
Multiple displacement of oxygen: Electron‐rich oligopyrroles and pyrrolo[3,2‐e]indoles are generated by a domino process induced by donor–acceptor‐substituted... 
donor–acceptor systems | cyclopropanes | ring enlargement | pyrroles