Results 231 to 240 of about 117,195 (298)

Rh‐Catalyzed [2 + 2 + 2] Cycloaddition of Linked Bis(Diynes) Ar‐C≡C‐C≡C‐(CH2)3‐C≡C‐C≡C‐Ar With Quinones: Synthesis and Photophysical Properties of Bis(Arylethynyl)‐Naphthoquinones and Anthraquinones

open access: yesChemistry – A European Journal, Volume 32, Issue 11, 16 March 2026.
We report the synthesis bis(arylethynyl)naphtho‐ and anthraquinones via Rh(I)‐catalyzed [2 + 2 + 2] cycloaddition reactions. The substrate scope of both quinones and linked bis‐diynes was explored. Microwave irradiation remarkably enhanced yields.
Luana A. Machado   +16 more
wiley   +1 more source

Diselenide‐Catalyzed Asymmetric Allenylation of Alkynes

open access: yesEuropean Journal of Organic Chemistry, Volume 29, Issue 11, 16 March 2026.
An asymmetric allenylation of alkynes is described using chiral lactamides‐based diselenides under oxidative conditions. This led to the corresponding allenylamides with enantiomeric excesses up to 72%, and uncovers an interesting stereodivergency feature related to the β‐H‐syn‐elimination of transient Se(IV) intermediates.
Rongyu Sun   +5 more
wiley   +1 more source

Novel magnolol-sulforaphane hybrids as potent antitumor agents: synthesis and biological characterization. [PDF]

open access: yesRSC Med Chem
Peng Y   +12 more
europepmc   +1 more source

Electrocatalytic Nitrate Reduction to Hydroxylamine: Breaking the Activity‐Selectivity Trade‐Off by Designer Bifunctional Metal‐Organic Frameworks

open access: yesAngewandte Chemie, Volume 138, Issue 11, 9 March 2026.
A bifunctional metal‐organic framework (MOF) catalyst with dual active sites is developed for enabling NH2OH electrosynthesis via NitRR with both high selectivity and activity. ABSTRACT Electrocatalytic nitrate reduction reaction (NitRR) offers a promising route for hydroxylamine (NH2OH) synthesis under ambient conditions.
Yingying Zou   +9 more
wiley   +1 more source

Development of a SIN1 targeting inhibitor as a novel therapeutic approach for the treatment of malignancies. [PDF]

open access: yesMol Cancer Ther
Beauchamp EM   +24 more
europepmc   +1 more source

The role of ball mass, surface, and contact dynamics in mechanochemical reactions.

open access: yesRSC Mechanochem
Rappen MF   +4 more
europepmc   +1 more source

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