The use of specific acids to modulate the reaction environment is crucial ... allowing for the efficient synthesis of internal alkynes from various substrates. This approach emphasizes atom ...

The Supporting Information is available free of charge at https://pubs.acs.org/doi/10.1021/acs.orglett.4c04255. Deposition Number 2395259 contains the supplementary ...

By coordinating with alkynes through π-bonding, Lewis π-acids facilitate nucleophilic addition, leading to the formation of alkenyl metal species. These species can undergo electron rearrangement to ...

driving the development of effective methods for their synthesis. Since the first reports of the Kharasch-Sosnovsky reaction in 1958, the copper-catalyzed radical-mediated sp 3 C-H oxidation has ...

The Rockets took down the Raptors in an old school slog.

Reactions to a recent immunization (vaccine) Most are reactions at the shot site (such as pain, swelling, redness) General reactions (such as a fever or being fussy) may also occur ...

Substitution reactions are fundamental in organic chemistry, demonstrating how molecules can be transformed into different structures. In a substitution reaction, one functional group in a compound is ...

Allergies are an immune system reaction to substances called allergens. The cause a range of symptoms from a stuffy nose to itchy eyes to difficulty breathing. How long allergies last varies based on ...