Photocatalytic Oxidation of Primary and Secondary Benzylic Alcohols to Carbonyl Compounds Catalyzed by H3PW12O40/SiO2 under an O2 Atmosphere.

Farhadi, Saeed; Afshari, Mozhgan; Maleki, Mansoureh; Babazadeh, Zaynab

doi:10.1002/chin.200612048

Cited by 5 publications

(6 citation statements)

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“…Similar, X-ray diffraction sample become reported via Culity et al [32] and Bhattacharyya et al [33]. The use of the Scherer equation [34] the common crystalline length of ZnO nanoparticles is found to be 20 nm. Diffraction pattern similar to impurities are determined to be absent.…”

Section: Resultssupporting

confidence: 84%

Synthesis, Characterization and in vitro Antimicrobial Evaluation of Chalconeimine Derivatives as Potential Inhibitors against Enzymes Produced from S. aureus: A Computational Approach

Prithivirajan

Jas²,

Marimuthu³

2019

Asian J. Chem.

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(Z)-1-(Benzo[d][1,3]dioxol-5-yl)-3-(4-(difluoromethoxy)-3-hydroxyphenyl)prop-2-en-1-one hydrazone derivatives pronounced in this manuscript represents a new collection of antibacterial agents in addition to the DNA gyrase inhibitors. Efforts had been made to synthesize those chalcone-hydrazone derivatives (4a-e) in good yields. The literature survey confirms that nano-ZnO as heterogeneous catalyst has obtained big interest because of its ecofriendly nature and has been explored as a effective catalyst for several organic ameliorations. Subsequently, induced by way of these observations and in continuation to our interest in organic synthesis with using nanocatalyst. in vitro Antibacterial activity has been evaluated towards Gram-positive and Gram-negative bacterial strains for all compounds. So one can discover the affinity to bacterial proteins docking have a look at have been carried out for 5 synthesized derivatives, antibiotic drug and co-crystallized ligands with special mechanism of action DNA gyrase B and methylthioadenosine/S-adenosylhomocysteine nucleosidase (MTAN) the usage of AutoDock 4.

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Section: Resultssupporting

confidence: 84%

Synthesis, Characterization and in vitro Antimicrobial Evaluation of Chalconeimine Derivatives as Potential Inhibitors against Enzymes Produced from S. aureus: A Computational Approach

Prithivirajan

Jas²,

Marimuthu³

2019

Asian J. Chem.

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“…The production of carbonylic compounds from the oxidation of primary and secondary benzylic alcohols, selectively and in high yields, was also achieved using (nBu 4 N) 4 W 10 O 32 , 272 H 3 PW 12 O 40 , 273 or H 4 SiW 12 O 40 encapsulated into silica matrixes. 274 Yields in the range 50-97% were obtained. Comparison with the unsupported materials showed that the composite photocatalysts were significantly more active.…”

Section: Polyoxometallatesmentioning

confidence: 98%

Development of alternative photocatalysts to TiO2: Challenges and opportunities

Hernández‐Alonso

Fresno²,

Suárez

et al. 2009

Energy Environ. Sci.

1,187

634

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“…In fact, the higher surface area of the mesoporous material favored the conversion of cyclohexanol to the corresponding cyclohexanone, affording a higher final ratio ketone/alcohol (2.4). Another tungsten-based heteropolyoxometalate supported on amorphous silica (H 3 PW 12 O 40 /SiO 2 ) was successfully used for the selective aerobic photocatalytic oxidation of benzylic alcohols to the corresponding aldehydes and ketones, with yields up to 97 % (Farhadi et al, 2005). Even more interesting, in spite of the higher reactivity of carbonylic derivatives, no overoxidation was observed, and no traces of carboxylic acids were found in the final products (Eq.…”

Section: Oxidation Reactionsmentioning

confidence: 99%