A. Pilz

Photooxygenation of the Helimers of (−)-Isocolchicine:  Regio- and Facial Selectivity of the [4 + 2] Cycloaddition with Singlet Oxygen and Surprising Endoperoxide Transformations

R. Brecht, Frank Büttner, Markus Böhm et al. · The Journal of Organic Chemistry · 2001 · 19 citations

Natural Sciences, Chemistry, Medicinal Chemistry +15

Positional and Facial Selectivity in Diels‐Alder Reactions of (−)‐(a<i>S</i>,7<i>S</i>)‐Colchicine: Synthesis of Novel Analogues of the Alkaloid

R. Brecht, Frank Haenel, G. SEITZ et al. · Liebigs Annalen · 1997 · 15 citations

Pharmacy, Chemistry, Medicinal Chemistry +10

Thermochrome Chloro- und Bromocuprate: [C(NH₂)₃]₂[CuBr₄], (H₃CC₂N₂SNH₃)₂[Cu₂Br<sub/>6], (C₇N₃H₁₄)₂[CuCl₄], (C₇N₃H₁₄)₂[CuBr₄], [(Cl, Br)C₃N₂H₆][CuCl₃OH₂] und (BrC₃N₂H₆)₂[CuBr₄] / Thermochromic Chloro- and Bromocuprates: [C(NH₂)₃]₂[CuBr₄], (H₃CC₂N₂SNH₃)₂[Cu₂Br<sub/>6], (C₇N₃H₁₄)₂[CuCl₄], (C₇N₃H₁₄)₂[CuBr₄], [(Cl, Br)C₃N₂H₆][CuCl₃OH₂] und (BrC₃N₂H₆)₂[CuBr₄]

Vicente Fernández, Lothar Beyer, A. Pilz et al. · Zeitschrift für Naturforschung B · 1998 · 14 citations

Natural Sciences, Chemistry, Materials Science +10

(–)-(M,7S)-Colchicine and (–)-(M,7S)-10-Ethylthiocolchicide/Alkyne Cycloaddition Reactions: Synthesis of Novel Colchicine Derivatives by Consecutive [4+2] and [3+2] Cycloadditions

R. Brecht, Frank Haenel, G. SEITZ et al. · European Journal of Organic Chemistry · 1998 · 11 citations

Natural Sciences, Chemistry, Medicinal Chemistry +12