A. Lemmerer

发表

Supramolecular packing and polymorph screening of N-isonicotinoyl arylketone hydrazones with phenol and amino modifications

J. Michael, Duane Hean, A. Lemmerer, 2018 .

Steric effects in hydrogen bonded columns of salts of benzoic acid and 1-adamantanecarboxylic acid with the cyclic amines CnH2n+1NH2, n = 5, 6, 7, 8 and 12

A. Lemmerer, 2011 .

Seven hexamethylenetetramine (HMTA) complexes with mono- and dicarboxylic acids: analysis of packing modes of HMTA complexes in the literature.

A. Lemmerer, 2011, Acta crystallographica. Section B, Structural science.

Robust motifs in 2-phenylethylammonium and related tetrahalometallates

D. Billing, M. Rademeyer, A. Lemmerer, 2011 .

Supramolecular polymorphism of the 1:1 molecular salt (adamantane-1-carboxylate-3,5,7-tricarboxylic acid)·(hexamethylenetetraminium). A "failed" crystal engineering attempt.

J. Bernstein, M. Spackman, A. Lemmerer, 2012, Chemical communications.

PADAM reactions of α-aminoaldehydes: Identity of major and minor diastereomers from the Passerini reaction

D. Brady, M. Bode, A. L. Rousseau, 2018, Tetrahedron.

2-Chloro-4-nitrobenzoic acid as a coformer with pharmaceutical cocrystals and molecular salts.

A. Lemmerer, 2020, Acta crystallographica. Section C, Structural chemistry.

Hydrogen Bonding Ring Patterns of Chiral Dibenzoyltartrate in a Series of Hydrated Ammonium Carboxylate Salts with Chiral 1-Phenylethylammonium

A. Lemmerer, 2012, Journal of Chemical Crystallography.

Acceptance of New Food Products: Reference Prices and Psychological Moderators of Heterogeneous Price Effects

K. Menrad, A. Lemmerer, 2019, Journal of Food Products Marketing.

Lead halide inorganic–organic hybrids incorporating diammonium cations

D. Billing, A. Lemmerer, 2012 .

Extensive hydrogen and halogen bonding, and absence of intramolecular hydrogen bonding between alcohol and nitro groups in a series of endo-nitronorbornanol compounds.

J. Michael, A. Lemmerer, 2011, Acta crystallographica. Section C, Crystal structure communications.

Inorganic–organic hybrid materials incorporating primary cyclic ammonium cations: The lead bromide and chloride series

D. Billing, A. Lemmerer, 2009 .

Disruption of a robust supramolecular heterosynthon in achiral benzylammonium and (pyridylmethyl)ammonium m-iodobenzoate salts

S. Bourne, M. Fernandes, A. Lemmerer, 2008 .

Inorganic–organic hybrid materials incorporating primary cyclic ammonium cations: The lead iodide series

D. Billing, A. Lemmerer, 2007 .

Butyldiphenylphosphine oxide

Bernard Omondi, E. M. Coyanis, A. Lemmerer, 2007 .

Synthesis and crystal structures of inorganic–organic hybrids incorporating an aromatic amine with a chiral functional group

D. Billing, A. Lemmerer, 2006 .

Thermochromic Phase Transitions of Long Odd-Chained Inorganic-Organic Layered Perovskite-Type Hybrids [(CnH2n+1NH3)2PbI4], n = 11, 13, and 15.

A. Lemmerer, 2022, Inorganic chemistry.

Synthesis, characterization and phase transitions of the inorganic-organic layered perovskite-type hybrids [(C(n)H(2n+1)NH3)2PbI4], n = 7, 8, 9 and 10.

D. Billing, A. Lemmerer, 2012, Dalton transactions.

Synthesis, characterization and phase transitions in the inorganic-organic layered perovskite-type hybrids [(CnH2n+1NH3)2PbI4], n = 4, 5 and 6.

D. Billing, A. Lemmerer, 2007, Acta crystallographica. Section B, Structural science.

Synthesis, characterization and phase transitions of the inorganic–organic layered perovskite-type hybrids [(CnH2n+1NH3)2PbI4] (n = 12, 14, 16 and 18)

D. Billing, A. Lemmerer, 2008 .

Chains or rings? Polymorphism of an isoniazid derivative derivatized with diacetone alcohol

M. Fernandes, A. Lemmerer, M. Scheepers, 2022, RSC advances.

Effect of heteroatoms in the inorganic–organic layered perovskite-type hybrids [(ZCnH2nNH3)2PbI4], n = 2, 3, 4, 5, 6; Z = OH, Br and I; and [(H3NC2H4S2C2H4NH3)PbI4]

D. Billing, A. Lemmerer, 2010 .

Adventures in co-crystal land: high Z′, stoichiometric variations, polymorphism and phase transitions in the co-crystals of four liquid and solid cyclic carboxylic acids with the supramolecular reagent isonicotinamide

M. Fernandes, A. Lemmerer, 2012 .

Binary and ternary co-crystals and molecular salts of 3,5-dinitrobenzoic acid: A many-faceted supramolecular reagent

D. Levendis, A. Lemmerer, T. Hill, 2018, Journal of Molecular Structure.

Binary and ternary charge-transfer complexes using 1,3,5-trinitrobenzene

D. Levendis, A. Lemmerer, T. Hill, 2018, Acta crystallographica. Section E, Crystallographic communications.

Co-crystals and molecular salts of carboxylic acid/pyridine complexes: can calculated pKa's predict proton transfer? A case study of nine complexes

Kelsey L. Savig, A. Lemmerer, S. Govindraju, 2015 .

All good things come in threes: first example of a trimorphic, ternary molecular salt complex

A. Lemmerer, 2020 .

Stoichiometric variation in two molecular salts of the anti-tuberculosis drug isoniazid with 2-butynoic acid

A. Lemmerer, Thabang J. Chiya, 2012 .

How and why restaurant patrons value locally sourced foods and ingredients

Mark F. Lang, A. Lemmerer, 2019, International Journal of Hospitality Management.

Joel Bernstein: a crystal engineer's crystal engineer.

A. Lemmerer, 2019, Acta crystallographica. Section C, Structural chemistry.

A tungsten‐183 NMR study of cis and trans isomers of [W(CO)4(PPh3)(PR3)](PR3 = phosphine, phosphite)

L. Carlton, M. Fernandes, A. Lemmerer, 2008, Magnetic resonance in chemistry : MRC.

Tunable Rh(I) Fischer carbene complexes for application in the hydroformylation of 1-octene

M. Fernandes, Shepherd Siangwata, Gregory S. Smith, 2020, Journal of Organometallic Chemistry.

Fischer Carbene Complexes of Iridium(I) for Application in Catalytic Transfer Hydrogenation

M. Fernandes, I. Strydom, J. V. Wyk, 2020, Inorganic chemistry.

Structural and melting point characterisation of six chiral ammonium naphthalene carboxylate salts

S. Bourne, M. Fernandes, A. Lemmerer, 2008 .

In Pursuit of Multicomponent Crystals of the Sulfa Drugs Sulfapyridine, Sulfathiazole, and Sulfamethoxazole

A. Lemmerer, M. Scheepers, 2021, Crystal Growth & Design.

Synthesis and Characterization of a Series of Sulfamethazine Multicomponent Crystals with Various Benzoic Acids

A. Lemmerer, M. Scheepers, 2020 .

Novel methodology for the synthesis of the benz[a]anthracene skeleton of the angucyclines using a Suzuki-Miyaura/isomerization/ring closing metathesis strategy

C. B. Koning, A. L. Rousseau, A. Lemmerer, 2018 .

Attitudes and Habit in Value Perception for Foods

K. Menrad, A. Lemmerer, 2017 .

Synthesis of copper and zinc 2-(pyridin-2-yl)imidazo[1,2-a]pyridine complexes and their potential anticancer activity.

H. Marques, C. D. de Koning, M. Bode, 2017, European journal of medicinal chemistry.

Novel methodology for the synthesis of the benzo[b]phenanthridine and 6H-dibenzo[c,h]chromen-6-one skeletons. Reactions of 2-naphthylbenzylamines and 2-naphthylbenzyl alcohols

C. Reynolds, C. B. Koning, M. Fernandes, 2016 .

(2E)-1-Phenyl-2-[1-(2-phenylprop-2-en-1-yl)pyrrolidin-2-ylidene]ethanone

J. Michael, A. Lemmerer, G. Morgans, 2012, Acta crystallographica. Section E, Structure reports online.

Novel crystal forms of 4-aminoantipyrine and its derivatives: Co-crystallizing a reluctant molecule

A. Lemmerer, Mark G. Smith, 2019, Journal of Molecular Structure.

A structural study of 4-aminoantipyrine and six of its Schiff base derivatives.

A. Lemmerer, M. J. Mnguni, 2015, Acta crystallographica. Section C, Structural chemistry.

Pharmaceutical co-crystals with isonicotinamide – vitamin B3, clofibric acid, and diclofenac – and two isonicotinamide hydrates

M. Caira, G. Venter, A. Lemmerer, 2011 .

Hydrogen bonding patterns in a series of 1-arylcycloalkanecarboxamides

J. Michael, A. Lemmerer, 2008 .

Concomitant Polymorphs of the Antihyperlipoproteinemic Bezafibrate

S. Bourne, M. Caira, C. Esterhuysen, 2009 .

Hydrogen Bonding Patterns of the Co-Crystal Containing the Pharmaceutically Active Ingredient Isoniazid and Terephthalic Acid

J. Bernstein, V. Kahlenberg, A. Lemmerer, 2011 .

1-(2-Chlorophenyl)cyclohexanecarbonitrile

J. Michael, A. Lemmerer, 2007 .

Polymorphic Co-crystals from Polymorphic Co-crystal Formers: Competition between Carboxylic Acid···Pyridine and Phenol···Pyridine Hydrogen Bonds

J. Bernstein, C. Esterhuysen, A. Lemmerer, 2013 .

Acridine 0.75-hydrate

J. Bernstein, A. Lemmerer, E. Schur, 2011, Acta crystallographica. Section E, Structure reports online.

A tale of two polymorphic pharmaceuticals: pyrithyldione and propyphenazone and their 1937 co-crystal patent.

J. Bernstein, D. Többens, S. Lapidus, 2011, Chemistry.

Structural insights into the hexamorphic system of an isoniazid derivative

T. Gelbrich, U. Griesser, J. Michael, 2015 .

Benzoic acid–3,4-bis[(pyridin-3-ylmethyl)amino]cyclobut-3-ene-1,2-dione (1/2)

A. Lemmerer, S. Bourne, S. A. Bourne, 2012, Acta crystallographica. Section E, Structure reports online.

Covalent assistance to supramolecular synthesis: modifying the drug functionality of the antituberculosis API isoniazidin situ during co-crystallization with GRAS and API compounds

A. Lemmerer, 2012 .

Covalent assistance to supramolecular synthesis: directing the supramolecular assembly of co-crystals by in situ modification of hydrogen bonding functionality

J. Bernstein, V. Kahlenberg, A. Lemmerer, 2011 .

One-pot covalent and supramolecular synthesis of pharmaceutical co-crystals using the API isoniazid: a potential supramolecular reagent

J. Bernstein, V. Kahlenberg, A. Lemmerer, 2010 .

Formation of isostructural solid solutions in 2,6-disubstituted N-phenylformamides and N-phenylthioamides.

D. Levendis, Bernard Omondi, M. Fernandes, 2014, Acta crystallographica Section B, Structural science, crystal engineering and materials.

Two-Dimensional Hydrogen-Bonding Patterns in a Series of Salts of Terephthalic Acid and the Cyclic Amines CnH2n−1NH2, n = 3, 4, 5, 6, 7, 8, and 12

A. Lemmerer, 2011 .

Covalent assistance in supramolecular synthesis: in situ modification and masking of the hydrogen bonding functionality of the supramolecular reagent isoniazid in co-crystals

J. Bernstein, V. Kahlenberg, A. Lemmerer, 2011 .

Hydrogen Bond Ring Patterns of the Hydrated Molecular Salt of 4-Carboxybenzeneboronate with Cyclopentylammonium

A. Lemmerer, 2012, Journal of Chemical Crystallography.

Two-Dimensional Layers Using Different Combinations of Hydrogen Bonded Rings in Three Ammonium Carboxylate Salts

A. Lemmerer, 2012, Journal of Chemical Crystallography.

Incorporating active pharmaceutical ingredients into a molecular salt using a chiral counterion

S. Bourne, M. Caira, J. Cotton, 2010 .

Binary charge-transfer complexes using pyromellitic acid dianhydride featuring C—H⋯O hydrogen bonds

A. Lemmerer, T. Hill, 2018, Acta crystallographica. Section E, Crystallographic communications.

A new polymorph of ammonium succinate - serendipity in action.

J. Bernstein, A. Lemmerer, E. Kats, 2019, Acta crystallographica. Section C, Structural chemistry.

Combining two distinctive intermolecular forces in designing ternary co-crystals and molecular salts of 1,3,5-trinitrobenzene, 9-anthracenecarboxylic acid and ten substituted pyridines

D. Levendis, R. Erasmus, A. Lemmerer, 2019, CrystEngComm.

Covalent Assisted Supramolecular Synthesis: The Influence of Crystallization Conditions on Co-Crystals of “Masked” Isoniazid Derivatives

A. Lemmerer, Mark G. Smith, 2018, Crystal Growth & Design.

Synthesis, characterization, and molecular modeling of a pharmaceutical co-crystal: (2-chloro-4-nitrobenzoic acid):(nicotinamide).

J. Bernstein, C. Esterhuysen, A. Lemmerer, 2010, Journal of pharmaceutical sciences.

Rietveld refinement of the cocrystal 2,4-dihydroxybenzoic acid-N'-(propan-2-ylidene)nicotinohydrazide (1/1).

J. Bernstein, S. Lapidus, P. Stephens, 2012, Acta crystallographica. Section C, Crystal structure communications.

The influence of substitution and weak interactions on the crystal structures of a series of 2,6-disubstituted N-arylthioamides

D. Levendis, Bernard Omondi, M. Fernandes, 2009 .

Bis(pentane-1,5-diammonium) decaiodotriplumbate(II).

D. Billing, A. Lemmerer, 2004, Acta crystallographica. Section C, Crystal structure communications.

Senior Management’s Influence on New Product Development Projects and Firm Performance in Small and Medium-Sized Food Companies

K. Menrad, A. Lemmerer, Marina Zapilko, 2015 .

A Truly Polymorphic Issue in Honor of Prof Joel Bernstein

M. Ward, T. Friščić, A. Lemmerer, 2020 .

Binary polymorphic cocrystals: an update on the available literature in the Cambridge Structural Database, including a new polymorph of the pharmaceutical 1:1 cocrystal theophylline-3,4-dihydroxybenzoic acid.

J. Michael, A. Lemmerer, M. J. Mnguni, 2018, Acta crystallographica. Section C, Structural chemistry.

Combining halogen and hydrogen bonding in the 1 : 1 molecular salt (hexamethylenetetraminium) · (p-iodobenzoate) to form 1-D zig-zag chains

A. Lemmerer, 2011 .

Customers’ use of prices and internal reference prices to evaluate new food products

K. Menrad, A. Lemmerer, 2015 .

Bis(1-phenylethylammonium) hexachloridostannate(IV) and bis(2-phenylethylammonium) hexachloridostannate(IV).

D. Billing, M. Rademeyer, A. Lemmerer, 2007, Acta crystallographica. Section C, Crystal structure communications.

Covalent-assisted supramolecular synthesis: the effect of hydrogen bonding in cocrystals of 4-tert-butylbenzoic acid with isoniazid and its derivatized forms.

D. Levendis, A. Lemmerer, L. G. Madeley, 2019, Acta crystallographica. Section C, Structural chemistry.

The photodimerization of Schiff bases: Synthesis and crystal structures of benzophenone azines and their weak C H···π interactions

A. Lemmerer, Mark G. Smith, 2019, Journal of Molecular Structure.

OHphenol⋯OHalcohol hydrogen-bonding as the preferred hydrogen-bonded interaction in the crystal structures of three isomers of methylolphenol: analysis of hydrogen-bonding interactions in phenol and alcohol containing molecules

C. Esterhuysen, A. Lemmerer, 2011 .

Poly[bis[2-(1-cyclohexenyl)ethylammonium] di-mu-iodo-diodoplumbate(II)].

D. Billing, A. Lemmerer, 2006, Acta crystallographica. Section C, Crystal structure communications.

2,4,6‐Trimethylanilinium iodide

D. Billing, A. Lemmerer, 2007 .

Cation-/Ligand-Induced Solvent-Assisted Transformations of Zn(II) and Cu(II) Complexes Featuring Single-Pocket Multidentate Chelating Members

E. Hosten, G. M. Watkins, A. Lemmerer, 2023, Crystal Growth & Design.

The crystal structure of (E)-N′-(butan-2-ylidene)isonicotinohydrazide 0.5 hydrate C10H13N3O·0.5H2O

A. Lemmerer, Itumeleng B. Setshedi, Mark G. Smith, 2021, Zeitschrift für Kristallographie - New Crystal Structures.

Crystal structure of dibromido μ-oxalato-κ2O,O′:κ2O′′,O′′′−η6-p-cymenediosmium(II), C22H28Br2O4Os2

A. Lemmerer, H. S. Clayton, Kgaugelo C. Tapala, 2016 .

4-Aminopyridinium 2-chloro-4-nitrobenzoate monohydrate

Andreas Lemmerer, Kelsey L. Savig, A. Lemmerer, 2012, Acta crystallographica. Section E, Structure reports online.

2,3-Dihydro-1H-pyrrolo[1,2-a]indole-9-carbonitrile

J. Michael, A. Lemmerer, L. G. Madeley, 2012, Acta crystallographica. Section E, Structure reports online.

Bis(2-hydroxyethyl)ammonium 2-bromophenolate

H. Marques, M. Fernandes, A. D. de Sousa, 2012, Acta crystallographica. Section E, Structure reports online.

6-Aminonicotinamide

A. Lemmerer, Lerato P. Ntsala, 2012, Acta crystallographica. Section E, Structure reports online.

Structural study of six cycloalkylammonium cinnamate salt structures featuring one-dimensional columns and two-dimensional hydrogen-bonded networks.

M. Fernandes, A. Lemmerer, 2012, Acta crystallographica. Section C, Crystal structure communications.

N′-Cyclopentylidenepyridine-4-carbohydrazide

J. Bernstein, V. Kahlenberg, A. Lemmerer, 2012, Acta crystallographica. Section E, Structure reports online.

N′-Cyclododecylidenepyridine-4-carbohydrazide

J. Bernstein, V. Kahlenberg, A. Lemmerer, 2012, Acta crystallographica. Section E, Structure reports online.

3-Bromopyridin-2-amine

A. Lemmerer, Marcelle L. Johnson, 2012, Acta crystallographica. Section E, Structure reports online.

Form II of adipic acid–nicotinohydrazide (1/2)

J. Bernstein, V. Kahlenberg, A. Lemmerer, 2011, Acta crystallographica. Section E, Structure reports online.

Isonicotinamide–2-naphthoic acid (1/1)

D. Levendis, A. Lemmerer, L. G. Madeley, 2011, Acta crystallographica. Section E, Structure reports online.

Redetermination of the salt hexamethylenetetraminium fumarate

Andreas Lemmerer, A. Lemmerer, 2010, Acta crystallographica. Section E, Structure reports online.

3-(Pyridin-3-yl)propionic acid

A. Lemmerer, 2010, Acta crystallographica. Section E, Structure reports online.

The co-crystal of two GRAS substances: (citric acid)·(nicotinamide). Formation of four hydrogen bonding heterosynthons in one co-crystal

J. Bernstein, A. Lemmerer, 2010 .

An Investigation of the Hydrogen-Bond Preferences and Co-crystallization Behavior of Three Didonor Compounds.

J. Bernstein, A. Lemmerer, D. Adsmond, 2011 .

Chiral carboxylic acids and their effects on melting-point behaviour in co-crystals with isonicotinamide.

A. Lemmerer, S. Bourne, N. Báthori, 2008, Acta crystallographica. Section B, Structural science.

Structure determination of fatty acid ester biofuels via in situ cryocrystallisation and single crystal X-ray diffraction

M. Fernandes, C. Slabbert, A. Lemmerer, 2018, CrystEngComm.

Covalent-Assisted Supramolecular Synthesis: Masking of Amides in Co-Crystal Synthesis using Benzophenone Derivatives

R. Forbes, A. Lemmerer, Mark G. Smith, 2015 .

Bis(2-methyl-4-nitroanilinium) tetrachloridomercurate(II)

D. Billing, M. Rademeyer, A. Lemmerer, 2008, Acta crystallographica. Section E, Structure reports online.

Synthesis, characterization, and molecular modeling of a pharmaceutical co-crystal: (2-chloro-4-nitrobenzoic acid):(nicotinamide).

J. Bernstein, C. Esterhuysen, A. Lemmerer, 2010, Journal of pharmaceutical sciences.

Crystal structure of bromido(η6-1-isopropyl-4-methylbenzene)(7-oxocyclohepta-1,3,5-trien-1-olato-κ2 O,O′)osmium

A. Lemmerer, H. S. Clayton, Kgaugelo C. Tapala, 2018, Acta crystallographica. Section E, Crystallographic communications.