Results 1 to 10 of about 17,548 (151)

Oxidant-Free Electrochemical Direct Oxidative Benzyl Alcohols to Benzyl Aldehydes Using Three-Dimensional Printing PPAR Polyoxometalate [PDF]

Molecules, 2023
The oxidation of benzyl alcohols is an important reaction in organic synthesis. Traditional methods for benzyl alcohol oxidation have not been widely utilized due to the use of significant amounts of precious metals and environmentally unfriendly ...
Wenhui Zhang, Ran Liu, Xueyan Lv, Lirong Jiang, Silu Tang, Gang Liu, Guodong Shen, Xianqiang Huang, Chen Ma, Bingchuan Yang   +9 more
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Co-N-Si/AC Catalyst for Aerobic Oxidation of Benzyl Alcohols to Esters under Mild Conditions [PDF]

Molecules, 2021
A stable, earth-abundant, reusable cobalt-based heterogeneous catalyst is developed for the oxidative esterification of alcohols under ambient conditions, featuring broad substrate scope, providing good to excellent product yields.
Changjian Zhou, Rong Sun, Yuting Zhang, Biao Xiong, Hui Dai, Yong Dai   +5 more
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One-pot synthesis of epoxides from benzyl alcohols and aldehydes [PDF]

Beilstein Journal of Organic Chemistry, 2018
A one-pot synthesis of epoxides from commercially available benzyl alcohols and aldehydes is described. The reaction proceeds through in situ generation of sulfonium salts from benzyl alcohols and their subsequent deprotonation for use in Corey ...
Edwin Alfonzo, Jesse W. L. Mendoza, Aaron B. Beeler   +2 more
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Direct Substitution of a Hydroxyl Group by a Carboxyl Group at the Benzylic Position in Benzyl Alcohols by Electrochemical Reduction in the Presence of Carbon Dioxide: Improvement Enabling Electrochemical Direct Carboxylation of Benzyl Alcohols even in the Absence of an Electron-withdrawing Group on the Phenyl Ring

Electrochemistry, 2023
Electrochemical carboxylation of benzyl alcohols even in the absence of an electron-withdrawing group on the phenyl ring was successfully carried out by improving our previous electrolysis conditions.
Mizuki HAYAMA, Hisanori SENBOKU
doaj   +1 more source

Gum-Supported Melamine: A Recyclable Reagent for Selective and Metal-Free Oxidation of Benzyl Alcohols

Chemistry Proceedings, 2021
Here, novel melamine functionalized gum (gum@Melamine@Cu(II)) is synthesized and its catalytic performance is investigated in the oxidation of benzyl alcohols. The gum@Melamine was prepared through the grafting of 3-chloropropyltrimethoxysilane onto gum,
Hossein Ghafuri, Yegane Rostami, Nastaran Ghanbari, Behnaz Abbasi, Zeinab Tajik, Nasim Amiri Ramsheh   +5 more
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Convergent Paired Electrosynthesis of β-Nitroalcohols Combining Anodic Generation of Benzaldehydes and Cathodic Formation of Nitromethyl Anion via an Electrogenerated Base

Electrochemistry, 2023
Convergent paired electrosynthesis of β-nitroalcohols using an undivided cell was successfully demonstrated by combining anodic generation of benzaldehydes from benzyl alcohols and cathodic formation of nitromethyl anion from nitromethane (CH3NO2) via an
Haruka HOMMA, Ruka HASEGAWA, Tomohiro YOKOYAMA, Toshiki TAJIMA   +3 more
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From‐Neutral‐to‐Neutral Reductive Radical Coupling of Non‐Activated Alcohols and Styrenes

ChemistryEurope, 2023
A reductive radical coupling reaction between non‐activated aliphatic alcohols and styrenes has been discovered through the use of low‐valent Ti‐mediated C−O bond homolysis.
Dr. Takuya Suga, Chinatsu Miki, Prof. Dr. Yutaka Ukaji   +2 more
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Imidazolized Activated Carbon Anchoring Phosphotungstic Acid as a Recyclable Catalyst for Oxidation of Alcohols With Aqueous Hydrogen Peroxide

Frontiers in Chemistry, 2022
Keggin-type phosphotungstic acid (HPW) supported on imidazolyl-activated carbon (AC-COIMI-HPW) catalysts was prepared, which was used to catalyze the oxidation of benzyl alcohol with aqueous H2O2.
Min Zheng, Min Zheng, Huiting He, Xiangzhou Li, Dulin Yin   +4 more
doaj   +1 more source

Synthesis of Trifluoromethylated Monoterpene Amino Alcohols

Molecules, 2022
For the first time, monoterpene trifluoromethylated β-hydroxy-benzyl-O-oximes were synthesized in 81–95% yields by nucleophilic addition of the Ruppert–Prakash reagent (TMSCF3) to the corresponding β-keto-benzyl-O-oximes based on (+)-nopinone ...
Polina A. Petrova, Denis V. Sudarikov, Larisa L. Frolova, Roman V. Rumyantcev, Svetlana A. Rubtsova, Aleksandr V. Kutchin   +5 more
doaj   +1 more source

Photooxidation Coupled Kabachnik–Fields and Bigenelli reactions for Direct Conversion of Benzyl alcohols to α-Amino Phosphonates and Dihydropyrimidones.

Acta Chimica Slovenica, 2020
A tandem one-pot solvent free approach for the direct conversion of benzyl alcohols to α-amino phosphonates and dihydropyrimidones is reported. The method relies on a metal free photo-oxidation of benzyl alcohols to benzaldehydes under UV irradiation ...
Gazunfor Ali, Nisar A Dangroo, Shabnam Raheem, Tahira Naqvi, Tabassum Ara, Masood Ahmad Rizvi   +5 more
doaj   +1 more source