David J. Hastings

The Mechanism of the Photochemical Cycloaddition Reaction between 2-Cyclopentenone and Polar Alkenes: Trapping of Triplet 1,4-Biradical Intermediates with Hydrogen Selenide

David Andrew, David J. Hastings, Alan C. Weedon · Journal of the American Chemical Society · 1994 · 53 citations

Photochemical Cycloaddition Reaction, Altmetric Attention Score, Synthetic Photochemistry +16

Origin of the regioselectivity in the photochemical cycloaddition reactions of cyclic enones with alkenes: chemical trapping evidence for the structures, mechanism or formation and fates of 1,4-biradical intermediates

David J. Hastings, Alan C. Weedon · Journal of the American Chemical Society · 1991 · 46 citations

Photochemical Cycloaddition Reactions, Heterocyclic, Photochemistry +14

Triplet 1,4-biradical intermediates in the photocycloaddition reactions of enones and N-acylindoles with alkenes

David Andrew, David J. Hastings, David L. Oldroyd et al. · Pure and Applied Chemistry · 1992 · 40 citations · Full text

Photocycloaddition Reactions, Engineering, Heterocyclic +6

Structures and lifetimes of 1,4-biradical intermediates in the photochemical cycloaddition reactions of N-benzoylindole with alkenes

David J. Hastings, Alan C. Weedon · The Journal of Organic Chemistry · 1991 · 28 citations

Combinatorial Chemistry, Chemical Engineering, Photochemical Cycloaddition Reactions +15

Stereochemical studies of the photochemical cycloaddition reaction of alkenes with <i>N</i>-benzoylindole and <i>N</i>-carboethoxyindole; evidence for biradical intermediacy

David J. Hastings, Alan C. Weedon · Canadian Journal of Chemistry · 1991 · 26 citations · Full text

Engineering, Heterocyclic, Biochemistry +14