Uta Wille

Substituted 1,2,3-triazoles: a new class of nitrification inhibitors

Bethany I Taggert, Charlie Walker, Deli Chen, Uta Wille

Journal article  |  2021  |  SCIENTIFIC REPORTS

Nitrogen (N) fertilisers amended with nitrification inhibitors can increase nitrogen use efficiencies in agricultural systems but ..

Oxidative Damage of S-Containing Amino Acids by the Environmental Radical NO3.: A Kinetic, Product and Computational Study

Jiaxing Cui, Joses G Nathanael, Uta Wille

Journal article  |  2021  |  CHEMISTRYSELECT

Methionine, cysteine and cystine, which were acetylated at the N-terminus and methylated at the C-terminus, react rapidly with the..

Synthesis of spirocyclic heterocycles from alpha,beta-unsaturated N-acyliminium ions

Thanphat Thaima, Arife Yazici, Chiramet Auranwiwat, Anthony C Willis, Uta Wille, Thunwadee Limtharakul, Stephen G Pyne

Journal article  |  2021  |  ORGANIC & BIOMOLECULAR CHEMISTRY

The reactions of α,β-unsaturated N-acyliminium ions, generated in situ from 4(S)-O-substitutedhydroxy-5-hydroxy-5-vinyl-N-alkylpyr..

Ring Expansion of Thiolactams via Imide Intermediates: An Amino Acid Insertion Strategy

Jing Shang, Varsha J Thombare, Carlie L Charron, Uta Wille, Craig A Hutton

Journal article  |  2020  |  CHEMISTRY-A EUROPEAN JOURNAL

The AgI -promoted reaction of thiolactams with N-Boc amino acids yields an N-(α-aminoacyl) lactam that can rearrange through an ac..

Oxidative damage of proline residues by nitrate radicals (NO3): a kinetic and product study

Joses G Nathanael, Jonathan M White, Annika Richter, Madison R Nuske, Uta Wille

Journal article  |  2020  |  ORGANIC & BIOMOLECULAR CHEMISTRY

Tertiary amides, such as in N-acylated proline or N-methyl glycine residues, react rapidly with nitrate radicals (NO3˙) with absol..

Oxidative Repair of Pyrimidine Cyclobutane Dimers by Nitrate Radicals (NO3 center dot): A Kinetic and Computational Study

Tomas Haddad, Joses G Nathanael, Jonathan M White, Uta Wille

Journal article  |  2020  |  CHEMISTRY-SWITZERLAND

Pyrimidine cyclobutane dimers are hazardous DNA lesions formed upon exposure of DNA to UV light, which can be repaired through oxi..

Reactions of a distonic peroxyl radical anion influenced by SOMO-HOMO conversion: an example of anion-directed channel switching

Sui So, Benjamin B Kirk, Uta Wille, Adam J Trevitt, Stephen J Blanksby, Gabriel da Silva

Journal article  |  2020  |  Physical Chemistry Chemical Physics

In free radicals the singly occupied molecular orbital (SOMO) typically has the highest energy. Recent examples of distonic radica..

Reaction of Distonic Aryl and Alkyl Radical Cations with Amines: The Role of Charge and Spin Revealed by Mass Spectrometry, Kinetic Studies, and DFT Calculations

Benjamin Andrikopoulos, Parvinder K Sidhu, Bethany Taggert, Joses G Nathanael, Richard AJ O'Hair, Uta Wille

Journal article  |  2020  |  ChemPlusChem

Gas‐phase reaction of the aromatic distonic radical cations 4‐Pyr+. and 3‐Pyr+. with amines led to formation of the corresponding ..

1,2-Addition versus homoconjugate addition reactions of indoles and electron-rich arenes to alpha-cyclopropyl N-acyliminium ions: synthetic and computational studies

Greg M Ryder, Uta Wille, Anthony C Willis, Stephen G Pyne

Journal article  |  2019  |  ORGANIC & BIOMOLECULAR CHEMISTRY

An investigation of the reactivity of α-cyclopropyl N-acyliminium ions towards indoles has resulted in the unprecedented synthesis..

Oxidative Damage in Aliphatic Amino Acids and Di- and Tripeptides by the Environmental Free Radical Oxidant NO3 center dot: The Role of the Amide Bond Revealed by Kinetic and Computational Studies

Joses G Nathanael, Uta Wille

Journal article  |  2019  |  JOURNAL OF ORGANIC CHEMISTRY

Kinetic and computational data reveal a complex behavior of the important environmental free radical oxidant NO3• in its reactions..