Juta Koppel

Pentakis(trifluoromethyl)phenyl, a Sterically Crowded and Electron-withdrawing Group:  Synthesis and Acidity of Pentakis(trifluoromethyl)benzene, -toluene, -phenol, and -aniline

Agnes Kütt, V. N. MOVCHUN, Toomas Rodima et al. · The Journal of Organic Chemistry · 2008 · 130 citations · Full text

Organic Material Chemistry, Chemical Engineering, Delta Gacid +12

Acidity of imidodicarbonates and tosylcarbamates in dimethyl sulfoxide. Correlation with yields in the Mitsunobu reaction

Ilmar A. Koppel, Juta Koppel, Fredrik Degerbeck et al. · The Journal of Organic Chemistry · 1991 · 88 citations

Molecular Sciences, Dimethyl Sulfoxide, Mitsunobu Reaction +14

Comparison of Brønsted acidities of neutral CH acids in gas phase and dimethyl sulfoxide

Ilmar A. Koppel, Juta Koppel, Viljar Pihl et al. · Journal of the Chemical Society Perkin Transactions 2 · 2000 · 46 citations

Chemical Engineering, Phenylcyanoacetic Acids, Derivatives +14

Comparison of brönsted acidities of neutral NH-acids in gas phase, dimethyl sulfoxide and water

Ilmar A. Koppel, Juta Koppel, Pierre‐Charles Maria et al. · International Journal of Mass Spectrometry and Ion Processes · 1998 · 40 citations

Chemical Engineering, Chemical Measurement, Engineering +10

Thermodynamic Acidity of (CF3)3CH and 1H-Undecafluorobicyclo[2.2.1]heptane: The Concept of Anionic (Fluorine) Hyperconjugation

Ilmar A. Koppel, Viljar Pihl, Juta Koppel et al. · Journal of the American Chemical Society · 1994 · 34 citations

Engineering, Chemical Analysis, Altmetric Attention Score +16