Results 71 to 80 of about 1,110,495 (128)

Modular Approach to Saturated and α,β-Unsaturated Ketones

open access: yes, 2016
2-Fluoro-6-pyridinyloxy derivatives of 2-ethoxyvinyl carbinols react with radicals derived from xanthates by an addition–fragmentation pathway to give highly functionalized ketones after acid hydrolysis.
Béatrice Quiclet-Sire (1672969)   +2 more
core   +1 more source

Strategies Towards Asymmetric Conjugate Trifluoromethylation of α,β-Unsaturated Ketones and the Asymmetric Conjugate Addition of Boronates to β-Trifluoromethyl α,β-Unsaturated Ketones [PDF]

open access: yes, 2014
Currently, there are no reported methods in the literature for the conjugate addition of the trifluoromethyl group to α,β-unsaturated ketones. A bulk of this thesis focused on developing a method to overcome this problem.
Wawrykow, Matthew
core  

Studies on the Development of New Synthetic Reagents : Synthetic Utilization of Functionalized α,β-Unsaturated Ketones

open access: yes, 1993
Presented are reactivities of 2-oxo-alkenylphosphonates as hetero 1,3-diene and some synthetic utilization of these new types of functionalized α, β-unsaturated ketones via hetero Diels-Alder reaction or Michael reaction.
Wada, Eiji, 和田, 英治
core  

Chromium-Catalyzed Cross-Coupling of Methyl Ketones with Cyclic Ketones toward the Selective Synthesis of β‑Branched β,γ-Unsaturated Ketones

open access: yes
Chromium-catalyzed cross-coupling of methyl ketones with cyclic ketones to β-branched β,γ-unsaturated ketones are reported. Interestingly, single-crossed aldol condensation products are formed, even in reactions in which a mixture of products is possible.
Kalishankar Bhattacharyya (1479832)   +3 more
core   +1 more source

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