Hans Ullrich Siehl

NMR spectroscopic and computational characterization of 1-(p-anisyl)vinyl cations. Methoxy group rotation as a probe of .beta.-carbon-silicon, .beta.-carbon-carbon and .beta.-carbon-hydrogen hyperconjugation

Hans Ullrich Siehl, Frank Peter Kaufmann, Kenzi Hori · Journal of the American Chemical Society · 1992 · 78 citations

Engineering, Altmetric Attention Score, Organic Chemistry +16

Carbon-13 NMR spectroscopic determination of the magnitude of the .beta.-silyl stabilization effect in 1-mesitylvinyl cations

Hans Ullrich Siehl, Frank Peter Kaufmann · Journal of the American Chemical Society · 1992 · 65 citations

Engineering, .Beta.-silyl Stabilization Effect, Chemical Analysis +17

The First Persistent β‐Silyl‐Substituted Vinyl Cation

Hans Ullrich Siehl, Frank‐Peter Kaufmann, Yitzhak Apeloig et al. · Angewandte Chemie International Edition in English · 1991 · 65 citations

Engineering, π Conjugation, Organic Chemistry +17

Deuterium isotope effects on the cyclobutyl-cyclopropylcarbinyl cation

Martin Saunders, Hans Ullrich Siehl · Journal of the American Chemical Society · 1980 · 46 citations

Engineering, Databases, Altmetric Attention Score +20

The metabolism of benzyl isothiocyanate and its cysteine conjugate in guinea-pigs and rabbits

K. Görler, Günter Krumbiegel, W. H. Mennicke et al. · Xenobiotica · 1982 · 33 citations

Pharmaceutical Science, Mercapturic Acid, Benzyl Isothiocyanate +16