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porphyrins (95) 95
chemistry, multidisciplinary (80) 80
chemistry (62) 62
chemistry, inorganic & nuclear (61) 61
porphyrinoids (54) 54
research (50) 50
complexes (47) 47
porphyrin (37) 37
analysis (35) 35
aromaticity (32) 32
chemical properties (30) 30
chemistry, organic (30) 30
nickel (30) 30
macrocycles (27) 27
palladium (27) 27
iron compounds (26) 26
nuclear-magnetic-resonance (24) 24
oxidation (24) 24
index medicus (23) 23
porphyrinoide (22) 22
isomer (21) 21
nuclear magnetic resonance spectroscopy (21) 21
nmr spectroscopy (20) 20
porphyrins - chemistry (20) 20
benzene (19) 19
coordination (19) 19
coordination compounds (19) 19
n-confused porphyrin (19) 19
ligands (18) 18
organometallic chemistry (18) 18
usage (18) 18
crystal-structure (17) 17
iron (17) 17
molecular structure (17) 17
structural-characterization (17) 17
ring (16) 16
spectra (16) 16
carbaporphyrinoids (15) 15
pyrrole (14) 14
structure (14) 14
thiophene (14) 14
benziporphyrins (13) 13
molecular-structure (13) 13
oxidation-reduction reaction (13) 13
palladium-mediated contraction (13) 13
reactivity (13) 13
tetraphenylporphyrin (13) 13
copper complexes (12) 12
iron porphyrins (12) 12
metal-complexes (12) 12
nitrogen (12) 12
p-benziporphyrin (12) 12
structural characterization (12) 12
transformations (12) 12
carbaporphyrinoid (11) 11
chemistry, physical (11) 11
crystallography, x-ray (11) 11
cyclopentadiene (11) 11
iron complexes (11) 11
magnetic resonance spectroscopy (11) 11
makrocyclen (11) 11
tetraphenylporphyrin molecules (11) 11
annulene (10) 10
conjugation (10) 10
coupled oxidation (10) 10
derivatives (10) 10
high-spin (10) 10
models, molecular (10) 10
porphyrin derivatives (10) 10
synthesis (10) 10
tautomerism (10) 10
annulenes (9) 9
aromatic compounds (9) 9
aromatizität (9) 9
azulene (9) 9
carbon (9) 9
cleavage (9) 9
core (9) 9
molecular conformation (9) 9
nickel complexes (9) 9
nmr (9) 9
porphyrins - chemical synthesis (9) 9
protonation (9) 9
triphyrin (9) 9
contraction (8) 8
density functionals (8) 8
fused porphyrin (8) 8
inverted porphyrin (8) 8
nickel compounds (8) 8
nuclear magnetic resonance (8) 8
organic chemistry, review (8) 8
porphyrin complexes (8) 8
spectroscopy (8) 8
anions (7) 7
benziporphyrin (7) 7
chemistry, inorganic (7) 7
conformation (7) 7
electronic structure (7) 7
electronic-structure (7) 7
expanded porphyrins (7) 7
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Angewandte Chemie International Edition, ISSN 1433-7851, 05/2011, Volume 50, Issue 19, pp. 4288 - 4340
Journal Article
Chemical Society reviews, ISSN 0306-0012, 06/2015, Volume 44, Issue 11, pp. 3588 - 3616
Core alteration, affording heteroporphyrinoids and carbaporphyrinoids, allows for the exploration of porphyrin-like or porphyrin-unlike coordination chemistry.... 
Journal Article
Angewandte Chemie International Edition, ISSN 1433-7851, 04/2019, Volume 58, Issue 18, pp. 6089 - 6093
Incorporation of a cyclopentadiene moiety into the meso‐tetraarylporphyrin framework, using 1,3‐bis(arylhydroxymethyl)ferrocene as a synthon, resulted in the... 
porphyrinoids | palladium | synthons | structure elucidation | ferrocene | BENZENE | BENZIPORPHYRIN | COMPLEXES | MEDIATED CONTRACTION | ISOMER | CHEMISTRY, MULTIDISCIPLINARY | TRANSFORMATIONS | Palladium | Iron compounds | Metallocenes | Cyclopentadiene | Porphyrins | Protonation | Architecture | Chemical synthesis | Aromatic compounds
Journal Article
Angewandte Chemie International Edition, ISSN 1433-7851, 10/2007, Volume 46, Issue 41, pp. 7869 - 7873
Dual identity: It takes a single phenylene twist to reveal the dichotomous nature of a di‐para‐benzihexaphyrin (see picture; phenylene rings highlighted in... 
conformation analysis | porphyrinoids | NMR spectroscopy | conjugation | aromaticity | Conformation analysis | Porphyrinoids | Conjugation | Aromaticity | CORE | CHEMISTRY | STATE | BOND | CHEMISTRY, MULTIDISCIPLINARY | CONFIGURATION CHANGE | TWIST
Journal Article
Chemistry – A European Journal, ISSN 0947-6539, 11/2019, Volume 25, Issue 64, pp. 14536 - 14545
Taking advantage of the specific properties of azuliporphyrin and the reactivity of cobalt(II), activation of an azulene C(sp2)−H bond occurred and... 
carbaporphyrinoid | cobalt | azulene | activation | ruthenium clusters | Oxygen | Aromaticity | Coordination | Metals | Insertion | Activation | Organometallic complexes | Azulene | Cobalt | Tuning | Bimetals | Hydrogen bonds | Oxidation
Journal Article
Angewandte Chemie International Edition, ISSN 1433-7851, 01/2013, Volume 52, Issue 3, pp. 1044 - 1048
Hinges upon Ru: The hingelike flexibility of ruthenocene plays the critical role as a determinant of aromaticity as exemplified by its aromatic synperiplanar... 
porphyrinoids | ruthenium | structure elucidation | NMR spectroscopy | aromaticity
Journal Article
Chemistry – A European Journal, ISSN 0947-6539, 01/2019, Volume 25, Issue 1, pp. 200 - 204
Insertion of PCl3 or PhBCl2 into 5,10,15,20‐tetraaryl‐p‐benziporphyrin prompted an intramolecular fusion affording anti‐aromatic phosphorus(V) and non‐aromatic... 
fusion | carbaporphyrinoid | porphoryinoids | chirality | triphyrin | aromaticity | CORROLE | REACTIVITY | COORDINATION | PORPHYRIN | CHEMISTRY, MULTIDISCIPLINARY | Phosphorus | Protonation | Boron | Aromaticity | Isomers
Journal Article
Angewandte Chemie International Edition, ISSN 1433-7851, 07/2011, Volume 50, Issue 29, pp. 6587 - 6591
Feeling the contractions: Addition of palladium(II) and a hydroxide ion to a C–C double bond, β elimination, and competing cheletropic extrusion of carbon... 
carbaporphyrinoids | porphyrinoids | palladium | CC activation | ring contraction | ENVIRONMENT | COMPLEXES | COORDINATION | REARRANGEMENTS | THERMAL-DECOMPOSITION | CHEMISTRY, MULTIDISCIPLINARY | C-C activation | ARENE | IRRADIATION | CHEMISTRY | PHOTOCHEMISTRY | PYROLYSIS
Journal Article
Chemical Reviews, ISSN 0009-2665, 02/2017, Volume 117, Issue 4, pp. 2839 - 2909
Journal Article
Angewandte Chemie International Edition, ISSN 1433-7851, 12/2018, Volume 57, Issue 51, pp. 16866 - 16870
Incorporation of α,β′‐pyridine into a [26]hexaphyrin(1.1.0.1.1.0) frame resulted in formation of 29,33‐diaza‐A,D‐di‐p‐benzi[26]hexaphyrin... 
pyridine | porphyrinoids | protonation | expanded porphyrins | ring inversion | CORE | MACROCYCLES | HOMOLOG | PORPHYRIN | CHEMISTRY, MULTIDISCIPLINARY | AROMATICITY | BENZIPORPHYRINS | HYBRID | Pyridines | Protonation | Conjugation | Nitrogen | Pyridinium | Conformation
Journal Article
Chemistry – A European Journal, ISSN 0947-6539, 09/2019, Volume 25, Issue 51, pp. 11859 - 11863
An expanded triphyrin containing a bipyrrole moiety and annulene links, namely tetraphenyl‐[22]triphyrin(6.5.0), 2, has been synthesized. The synthesis... 
porphyrinoids | alumina | anion-binding | ring contraction | triphyrin | PALLADIUM-MEDIATED CONTRACTION | BENZENE | CORROLE | ORGANIC-REACTIONS | CHEMISTRY, MULTIDISCIPLINARY | SKELETON | BENZIPORPHYRIN | CHEMISTRY | CYCLOPENTADIENE TRANSFORMATIONS | HEMIPORPHYCENE | Transformation | Subtraction | Circuits | Column chromatography | Contraction | Substrates | Molecular chains | Aluminum oxide
Journal Article
Chemical Communications, ISSN 1359-7345, 2018, Volume 54, Issue 15, pp. 1837 - 1840
The incorporation of an azulene bridge into an aromatic hexaphyrin framework allows manipulating pi-electron delocalization pathways. The palladium(II) complex... 
AZULIPORPHYRINS | PORPHYRINOIDS | RING | REACTIVITY | CHEMISTRY | STRUCTURAL-CHARACTERIZATION | HEXAPHYRINS | REARRANGEMENTS | CHEMISTRY, MULTIDISCIPLINARY
Journal Article
Angewandte Chemie International Edition, ISSN 1433-7851, 04/2015, Volume 54, Issue 16, pp. 4932 - 4936
The incorporation of a phenanthrene moiety into a porphyrin framework results in the formation of a hybrid macrocycle—phenanthriporphyrin—merging the... 
antiaromaticity | porphyrinoids | conjugation | phenanthrene | phosphorus | PALLADIUM-MEDIATED CONTRACTION | ALKYNE CYCLOADDITIONS | BENZENE | CRYSTAL-STRUCTURE | PORPHYRIN | P-BENZIPORPHYRIN | CHEMISTRY, MULTIDISCIPLINARY | MACROCYCLE | NAPHTHALENE | CYCLOPENTADIENE | TRANSFORMATIONS | Polycyclic aromatic hydrocarbons | Incorporation | Phenanthrene | Ligands | Formations | Derivatives | Carbon | Porphyrins
Journal Article