Results 221 to 230 of about 72,007 (341)

Exploring the Uncharted Indolizine Chemical Space: Construction of 5‐Acylindolizines via a Domino Aldol–Vinylogous Aldol Process

open access: yesAdvanced Synthesis &Catalysis, EarlyView.
A domino aldol condensation–intramolecular vinylogous aldol condensation process was implemented for the first time to enable access to a wide range of novel 5‐acylated indolizines with a hydrogen, an alkyl, an aryl, or an alkoxy moiety at the C7 site.
Dohui Ku, Sunhee Lee, Ikyon Kim
wiley   +1 more source

Isolation of a Bacterial Culture That Degrades Methyl t-Butyl Ether [PDF]

open access: bronze, 1995
Joseph P. Salanitro   +3 more
openalex   +1 more source

Zinc Hydride Complexes Stabilized by Anionic N‐Heterocyclic Carbenes for Hydrosilylation of Aldehydes and Ketones

open access: yesAdvanced Synthesis &Catalysis, EarlyView.
Neutral zinc hydride complexes supported by anionic N‐heterocyclic carbene (NHC) ligands containing a weakly coordinating borate anion (WCA‐NHC) are synthesized and structurally characterized. The dimeric and monomeric zinc hydrides act as efficient catalysts for the hydrosilylation of aldehydes and ketones, highlighting solvent‐dependent aggregation ...
Zeinab Hosseinpour   +3 more
wiley   +1 more source

Epimerization of chlorophyll derivatives [PDF]

open access: yes, 1992
Mazaki, Hitoshi   +4 more
core   +1 more source

Harnessing Carbenoid Reactivity From Imidazoles and Oxiranes

open access: yesAdvanced Synthesis &Catalysis, EarlyView.
The combination of azole compounds and oxiranes exhibits carbenoid reactivity at elevated temperatures, as demonstrated by the successful benzoin condensation of aromatic aldehydes. Using this catalytic system to polymerize bifunctional aldehyde/oxirane monomers yields thermosets with glass transition temperatures above 100°C.
Matthias R. Steiner   +4 more
wiley   +1 more source

B(C<sub>6</sub>F<sub>5</sub>)<sub>3</sub>-Catalyzed Coupling of <i>N</i>-Alkyl Arylamines and Alkenes for the Synthesis of Tetrahydroquinolines. [PDF]

open access: yesOrg Lett
Gloria SM   +13 more
europepmc   +1 more source

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