Results 231 to 240 of about 27,930 (298)

Carbon Dioxide Insertion by a Methylene‐Bridged Ga/P FLP

open access: yesEuropean Journal of Inorganic Chemistry, EarlyView.
In a salt elimination of Bis2GaBr (Bis = CH(SiMe3)2) with LiCH2PtBu2 the Bis2Ga–CH2–PtBu2 frustrated Lewis pairs is afforded. While forming usual 1,2‐adducts with cis‐azobenzene, CS2 and CO2, the latter shows an exceptional insertion when heated to 70°C, leading to a gallium carboxylate.
Julian Buth   +4 more
wiley   +1 more source

Diaryl Thiourea Catalysts Promote the Formation of Propargyl Enol Ethers in the Claisen Rearrangement Sequence

open access: yesEuropean Journal of Organic Chemistry, EarlyView.
The allenyl ketone products of an enol ether formation–propargyl Claisen rearrangement sequence are susceptible to acid‐catalyzed isomerization to yield the corresponding conjugated dienones. A diaryl thiourea catalyst was found to promote the desired reaction sequence while suppressing the competing isomerization.
Veera K. Bruce‐Salmenkivi   +3 more
wiley   +1 more source

Catalytic Antioxidant Activity of Acyclic and Macrocyclic Selenides: Insights Into Structure–Activity Relationships and Mechanisms From Kinetic and Computational Studies

open access: yesEuropean Journal of Organic Chemistry, EarlyView.
Structure–activity relationships of antioxidant activities of selenides were established by experimental and computational methods. Several structures displayed strong catalytic activity in an NMR‐based assay. Diverse selenides were shown to act as potent catalytic antioxidants.
Adrian I. Doig, Wen Zhou, Thomas G. Back
wiley   +1 more source

Volatile sulfur compounds and cooked ham aroma

open access: yes, 2013
Thomas, Caroline   +8 more
openaire   +2 more sources

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