Concepedia

Helmut Lipka

HL

5

Publications

143

Citations

5

H-Index

1991

Active since

Affiliations

Technische Universität Braunschweig(Current)

Emory University

Helmut Lipka is an author at Technische Universität Braunschweig specializing in organic chemistry, engineering, and chemistry.

Top concepts

ChemistryEngineeringOrganic ChemistryNatural SciencesBiomolecular EngineeringCastePhotochemistryMaterial ScienceMolecular BiologyQuantum Chemistry

Publications per year

1991–2003

5

Publications

5

Phenylsulfonyl Ene−Allenes as Efficient Precursors to Bicyclic Systems via Intramolecular [2 + 2]-Cycloaddition Reactions

Albert Padwa, Helmut Lipka, Scott H. Watterson et al. · The Journal of Organic Chemistry · 2003 · 65 citations

Photoisomerization of Highly Alkylated Butadienes

Henning Hopf, Helmut Lipka · Angewandte Chemie International Edition in English · 1994 · 30 citations

Bicyclobutane Formation, Central Tbu Groups, Engineering +13

Highly Substituted 1,3‐Dienes, IV. An Experimental and Theoretical Study of the Stereochemical Properties of 2‐<i>tert</i>‐Butyl‐1,3‐butadiene and 2,3‐Di‐<i>tert</i>‐butyl‐1,3‐butadiene

M. Trætteberg, Henning Hopf, Helmut Lipka et al. · Chemische Berichte · 1994 · 20 citations

Engineering, Preferred Orientation, Organic Chemistry +17

Sterisch gehinderte Doppelbindungssysteme, 2. Über die Darstellung hochsubstituierter 1,3‐Diene

Henning Hopf, Helmut Lipka · Chemische Berichte · 1991 · 16 citations

Engineering, Sterisch Gehinderte Doppelbindungssysteme, Reactive Acetate +9

Periselectivity in the base-catalyzed intramolecular [2+2]-cycloaddition reaction of 3-phenylsulfonyl-substituted propynes

Albert Padwa, Helmut Lipka, Scott H. Watterson · Tetrahedron Letters · 1995 · 12 citations

Engineering, Heterocyclic, Organic Chemistry +4

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