Enhanced singlet oxygen generation by hybrid Mn-doped nanocomposites for selective photo-oxidation of benzylic alcohols
Sign Up to like & getrecommendations! Published in 2020 at "Nano Research"
DOI: 10.1007/s12274-020-2790-0
Abstract: Transition-metal ions doped nanocrystals (NCs), specifically Mn-doped NCs, hold great potential in the field of photocatalysis, especially, to improve photocatalytic performance for singlet oxygen ( 1 O 2 ) generation. Here, we report the design… read more here.
Keywords: oxygen; oxidation; oxygen generation; benzylic alcohols ... See more keywords
Spontaneous substitution of azulene-derived benzylic alcohols by thiols and its application to labeling/protection of biothiols
Sign Up to like & getrecommendations! Published in 2021 at "Tetrahedron"
DOI: 10.1016/j.tet.2021.131998
Abstract: Abstract By mixing guaiazulene-3-methanol derivatives and thiols at room temperature, benzylic substitution of the alcohol proceeded to yield the corresponding sulfide. Because of the blue color of the guaiazulene derivative, this spontaneous reaction was used… read more here.
Keywords: azulene derived; substitution azulene; benzylic alcohols; derived benzylic ... See more keywords
o-Quinone methide with overcrowded olefinic core as a catalytically-active surrogate of triarylmethylium salt for dehydridative oxidation of benzylic alcohols under aerobic photoirradiation conditions
Sign Up to like & getrecommendations! Published in 2021 at "Tetrahedron"
DOI: 10.1016/j.tet.2021.132459
Abstract: Abstract An o-quinone methide (o-QM) competent as a catalyst for the dehydridative oxidation of benzylic alcohols was developed. The introduction of an overcrowded olefinic component into the o-QM induced structural distortion, beneficial for imparting triarylmethylium… read more here.
Keywords: quinone methide; dehydridative oxidation; oxidation benzylic; benzylic alcohols ... See more keywords
Arylboronic Acid Catalyzed C-Alkylation and Allylation Reactions Using Benzylic Alcohols
Sign Up to like & getrecommendations! Published in 2020 at "Organic Letters"
DOI: 10.1021/acs.orglett.0c02736
Abstract: The arylboronic acid catalyzed dehydrative C-alkylation of 1,3-diketones and 1,3-ketoesters using secondary benzylic alcohols as the electrophile is reported, forming new C–C bonds (19 examples, up to 98% yield) with the release of water as… read more here.
Keywords: arylboronic acid; benzylic alcohols; catalyzed alkylation; acid catalyzed ... See more keywords
Electrochemically Mediated Oxidation of Sensitive Propargylic Benzylic Alcohols.
Sign Up to like & getrecommendations! Published in 2022 at "Organic letters"
DOI: 10.1021/acs.orglett.1c03860
Abstract: The electrochemical oxidation of sensitive propargylic benzylic alcohols having varying substituents is reported. We describe the preparation and characterization of N-hydroxytetrafluorophthalimide (TFNHPI) and pseudo-high-throughput development of a green electrochemical oxidation protocol for sensitive propargylic benzylic… read more here.
Keywords: benzylic alcohols; sensitive propargylic; oxidation sensitive; propargylic benzylic ... See more keywords
Synthesis of Benzylic Alcohols by Decarboxylative Hydroxylation.
Sign Up to like & getrecommendations! Published in 2022 at "Organic letters"
DOI: 10.1021/acs.orglett.2c03741
Abstract: Herein, we demonstrate an efficient method for the decarboxylative hydroxylation of carboxylic acids with silver(I) as the catalyst and cerium ammonium nitrate as the oxidant and its utility in chemoselective late-stage functionalization of natural products… read more here.
Keywords: alcohols decarboxylative; decarboxylative hydroxylation; hydroxylation; synthesis benzylic ... See more keywords
Iodine-Catalyzed Borylation of Benzylic Alcohols.
Sign Up to like & getrecommendations! Published in 2023 at "Organic letters"
DOI: 10.1021/acs.orglett.3c00367
Abstract: Direct borylation of benzylic alcohols has been achieved via an iodine-catalyzed process. This transition-metal-free borylation transformation is compatible with various functional groups and provides a practical and convenient method to access important and useful benzylic… read more here.
Keywords: catalyzed borylation; borylation; benzylic alcohols; borylation benzylic ... See more keywords
Efficient and Selective Photocatalytic Oxidation of Benzylic Alcohols with Hybrid Organic–Inorganic Perovskite Materials
Sign Up to like & getrecommendations! Published in 2018 at "ACS energy letters"
DOI: 10.1021/acsenergylett.8b00131
Abstract: The impressive optoelectronic performance and low production cost of metal halide perovskites have inspired applications well beyond efficient solar cells. Herein, we widen the materials engineering options available for the efficient and selective photocatalytic oxidation… read more here.
Keywords: photocatalytic oxidation; oxidation benzylic; benzylic alcohols; efficient selective ... See more keywords
Dual roles of sulfonyl hydrazides in the catalyst-free sulfonylation of unsaturated benzylic alcohols in water
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DOI: 10.1039/c7gc01847a
Abstract: An atom-economical sulfonylation of unsaturated benzylic alcohols in water is described. In this transformation, dual roles of sulfonyl hydrazides serving as both a sulfonyl source and a reductant have been demonstrated, which enabled a facile… read more here.
Keywords: alcohols water; dual roles; benzylic alcohols; sulfonyl hydrazides ... See more keywords
A green approach for aerobic oxidation of benzylic alcohols catalysed by CuI–Y zeolite/TEMPO in ethanol without additional additives
Sign Up to like & getrecommendations! Published in 2021 at "New Journal of Chemistry"
DOI: 10.1039/d0nj03776a
Abstract: An efficient and green protocol for aerobic oxidation of benzylic alcohols in ethanol using CuI–Y zeolite catalysts assisted by TEMPO (TEMPO = 2,2,6,6-tetramethyl-1-piperidine-N-oxyl) as the radical co-catalyst in the presence of atmospheric air under mild… read more here.
Keywords: oxidation; cui zeolite; oxidation benzylic; benzylic alcohols ... See more keywords
Radical condensation between benzylic alcohols and acetamides to form 3-arylpropanamides†
Sign Up to like & getrecommendations! Published in 2020 at "Chemical Science"
DOI: 10.1039/d0sc02948c
Abstract: A new radical condensation reaction is developed where benzylic alcohols and acetamides are coupled to generate 3-arylpropanamides with water as the only byproduct. The transformation is performed with potassium tert-butoxide as the only additive and… read more here.
Keywords: radical condensation; benzylic alcohols; alcohols acetamides; form ... See more keywords