Emma Barker

The N–N bond as a chiral axis: 3-(diacylamino)quinazolin-4(3H)ones as chiral acylating agents

Robert S. Atkinson, Emma Barker, Christopher J. Price et al. · Journal of the Chemical Society Chemical Communications · 1994 · 21 citations

Chiral Axis, Engineering, Heterocyclic +12

Aziridination of alkenes with 3-acetoxyaminoquinazolinones in the presence of hexamethyldisilazane

Robert S. Atkinson, Emma Barker, Sabri Ulukanlı · Journal of the Chemical Society Perkin Transactions 1 · 1998 · 21 citations

Mono-aziridination Product, Natural Product Synthesis, Heterocyclic +10

N-acetyl-N-acyl-3-aminoquinazolinones as chemoselective acetylating agents

Robert S. Atkinson, Emma Barker, Michael J. Sutcliffe · Chemical Communications · 1996 · 19 citations

Medicinal Chemistry, Bioorganic Chemistry, Heterocyclic +14

The N–N bond as a chiral axis: 3-diacylaminoquinazolinones as chiral acylating agents

Robert S. Atkinson, Emma Barker, Paul Edwards et al. · Journal of the Chemical Society Perkin Transactions 1 · 1996 · 18 citations

Chiral Axis, Engineering, Exclusive Reaction +10

Reactions of cyclic β-keto esters and other enol derivatives with 3-acetoxyamino-2-isopropylquinazolin-4(3H)-one: further oxidation of the cyclic α-(3,4-dihydro-2-isopropyl-4-oxoquinazolin-3-yl)amino ketones with lead tetraacetate leading to ring-expansion (in dichloromethane) and ring-cleavage (in methanol)

Robert S. Atkinson, Emma Barker, Paul Edwards et al. · Journal of the Chemical Society Perkin Transactions 1 · 1995 · 16 citations

Derivative (Chemistry), Enantioselective Synthesis, Derivatives +13