Nickel‐Catalyzed Sequential Dehydrogenation and Cyclization of 2‐Amino(Nitro)‐benzyl Alcohols with Alkyl Alcohols: Synthesis of C‐3‐Substituted Quinolines
Sign Up to like & getrecommendations! Published in 2023 at "ChemCatChem"
DOI: 10.1002/cctc.202300412
Abstract: We herein reported a general and efficient Ni‐catalyzed protocol for sequential double de‐hydrogenative cyclization of 2‐amino(nitro)‐benzyl alcohols with primary alcohols to C‐3‐substituted quinolines releasing water and dihydrogen as by products. As a special highlight, late… read more here.
Keywords: amino nitro; benzyl alcohols; nitro benzyl; cyclization amino ... See more keywords
The effects of halogen substituents on the catalytic oxidation of benzyl-alcohols in the presence of dinuclear oxidovanadium(IV) complex
Sign Up to like & getrecommendations! Published in 2017 at "Inorganica Chimica Acta"
DOI: 10.1016/j.ica.2017.05.049
Abstract: Abstract A new dinuclear complex of oxidovanadium(IV), namely [(VO)2(HL)(μ-O)] (1), has been synthesized by the reaction of VO(acac)2 with the heptadentate N4O3-donor Schiff base ligand, 2-(5-Bromo-2-hydroxyphenyl)-1,3-bis(2-(5-bromo-2-hydroxybenzylideneamino)ethyl)imidazolidine (H3L). The complex has been characterized by elemental analysis,… read more here.
Keywords: benzyl; effects halogen; halogen substituents; benzyl alcohols ... See more keywords
Selective reaction of benzyl alcohols with HI gas: Iodination, reduction, and indane ring formations
Sign Up to like & getrecommendations! Published in 2017 at "Tetrahedron"
DOI: 10.1016/j.tet.2017.11.009
Abstract: Abstract Reactions of benzyl alcohols with HI in solvent-free conditions were examined. Three types of reactions (iodination, reduction, and ring formation) occurred depending on the degree of crowding around the benzyl position and the benzylic… read more here.
Keywords: iodination reduction; benzyl alcohols; selective reaction; reaction benzyl ... See more keywords
Palladium(II) N^O Chelating Complexes Catalyzed One-Pot Approach for Synthesis of Quinazolin-4(3H)-ones via Acceptorless Dehydrogenative Coupling of Benzyl Alcohols and 2-Aminobenzamide
Sign Up to like & getrecommendations! Published in 2021 at "Organometallics"
DOI: 10.1021/acs.organomet.0c00814
Abstract: A convenient protocol for the one-pot synthesis of quinazolin-4(3H)-ones using palladium(II) complexes via dehydrogenative coupling of readily available benzyl alcohols and 2-aminobenzamide has bee... read more here.
Keywords: synthesis quinazolin; quinazolin ones; one pot; benzyl alcohols ... See more keywords
Primary Benzylamines by Efficient N-Alkylation of Benzyl Alcohols Using Commercial Ni Catalysts and Easy-to-Handle Ammonia Sources
Sign Up to like & getrecommendations! Published in 2019 at "ACS Sustainable Chemistry & Engineering"
DOI: 10.1021/acssuschemeng.9b00619
Abstract: Primary benzylamines are highly important building blocks in the pharmaceutical and polymer industry. An attractive catalytic approach to access these compounds is the direct coupling of benzyl alcohols with ammonia via the borrowing hydrogen methodology.… read more here.
Keywords: primary benzylamines; methodology; easy handle; handle ammonia ... See more keywords
Soluble/MOF-Supported Palladium Single Atoms Catalyze the Ligand-, Additive-, and Solvent-Free Aerobic Oxidation of Benzyl Alcohols to Benzoic Acids.
Sign Up to like & getrecommendations! Published in 2021 at "Journal of the American Chemical Society"
DOI: 10.1021/jacs.0c12367
Abstract: Metal single-atom catalysts (SACs) promise great rewards in terms of metal atom efficiency. However, the requirement of particular conditions and supports for their synthesis, together with the need of solvents and additives for catalytic implementation,… read more here.
Keywords: benzyl alcohols; aerobic oxidation; benzoic acids; palladium single ... See more keywords
The regioselective coupling of 2-arylquinazolinone C–H with aldehydes and benzyl alcohols under oxidative conditions
Sign Up to like & getrecommendations! Published in 2020 at "New Journal of Chemistry"
DOI: 10.1039/d0nj03721d
Abstract: The direct and regioselective palladium-catalyzed dehydrogenative coupling of aldehydes and benzyl alcohols with 2-aryl-quinazolinone C–H endowed with a quinazolinone nucleus, which is one of the most fascinating and vital core units, as an inherent directing… read more here.
Keywords: oxidative conditions; regioselective coupling; aldehydes benzyl; coupling arylquinazolinone ... See more keywords
Oxidative cross-dehydrogenative coupling (CDC) via C(sp2)–H bond functionalization: tert-butyl peroxybenzoate (TBPB)-promoted regioselective direct C-3 acylation/benzoylation of 2H-indazoles with aldehydes/benzyl alcohols/styrenes
Sign Up to like & getrecommendations! Published in 2021 at "RSC Advances"
DOI: 10.1039/d1ra02225c
Abstract: An efficient, cost-effective, transition-metal-free, oxidative C(sp2)–H/C(sp2)–H cross-dehydrogenative coupling via a C(sp2)–H bond functionalization protocol for the regioselective direct C-3 acylation/benzoylation of substituted 2H-Indazoles 1a–m with substituted aldehydes 2a–q/benzyl alcohols 5a–e/styrenes 6a–e is reported. The operationally… read more here.
Keywords: via sp2; cross dehydrogenative; aldehydes benzyl; alcohols styrenes ... See more keywords
Facile Synthesis of Xanthenesdiones and Acridinediones through TEMPO/CuCl2 Catalyzed Aerobic Oxidation of Benzyl Alcohols and Cyclization with Cyclohexane-1,3-Dicarbonyl Compounds
Sign Up to like & getrecommendations! Published in 2020 at "Polycyclic Aromatic Compounds"
DOI: 10.1080/10406638.2020.1768411
Abstract: A series of xanthenediones, 3 were synthesized from benzyl alcohols, 1 via TEMPO/CuCl2 catalyzed aerobic oxidation, and sequential cyclization with cyclohexane-1,3-dicarbonyl compounds has been ach... read more here.
Keywords: cucl2 catalyzed; cyclization cyclohexane; benzyl alcohols; aerobic oxidation ... See more keywords
A one-pot synthesis of benzimidazoles via aerobic oxidative condensation of benzyl alcohols with o-phenylenediamines catalyzed by [MIMPs]+Cl-/NaNO2/TEMPO
Sign Up to like & getrecommendations! Published in 2020 at "Journal of Chemical Research"
DOI: 10.1177/1747519820912163
Abstract: The ionic liquid 1-methyl-3-(3-sulfopropyl)imidazolium chloride ([MIMPs]+Cl-) in combination with 2,2,6,6-tetramethylpiperidine-1-oxyl (TEMPO) and sodium nitrite (NaNO2) as a catalytic system demonstrates high efficiency in the one-pot two-step aerobic oxidative condensation of benzyl alcohols with 1,2-phenylenediamines to… read more here.
Keywords: condensation benzyl; oxidative condensation; benzyl alcohols; alcohols phenylenediamines ... See more keywords
Photooxidation Coupled Kabachnik-Fields and Bigenelli reactions for Direct Conversion of Benzyl alcohols to α-Amino Phosphonates and Dihydropyrimidones.
Sign Up to like & getrecommendations! Published in 2020 at "Acta chimica Slovenica"
DOI: 10.17344/acsi.2019.5348
Abstract: 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… read more here.
Keywords: benzyl; amino phosphonates; alcohols amino; direct conversion ... See more keywords