Articles with "phenylmethylene bis" as a keyword



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Physicochemical studies of synthesized biscoumarin [3,3-(phenylmethylene)bis(4-hydroxy-2H-chromen-2-one)] in DMSO and various percentage compositions of ethanol in DMSO from 288.15 to 313.15 K

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Published in 2021 at "Journal of Molecular Liquids"

DOI: 10.1016/j.molliq.2021.115891

Abstract: Abstract Density, speed of sound and viscosity for varying concentrations of 3,3-(phenylmethylene)bis(4-hydroxy-2H-chromen-2-one) in DMSO and solvent media containing (5, 10, 15, 20, 25)% w/w of ethanol in DMSO have been measured. These properties have been… read more here.

Keywords: bis hydroxy; dmso; chromen one; one dmso ... See more keywords
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3,3′-(Phenylmethylene)bis(1-ethyl-3,4-dihydro-1H-2,1-benzothiazine-2,2,4-trione): single-crystal X-ray diffraction study, quantum-chemical calculations and Hirshfeld surface analysis

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Published in 2023 at "Acta Crystallographica Section E: Crystallographic Communications"

DOI: 10.1107/s2056989023002505

Abstract: The tautomeric form of 3,3′-(phenylmethylene)bis(1-ethyl-3,4-dihydro-1H-2,1-benzothiazine-2,2,4-trione) with potential antimicrobial, analgesic, and anti-inflammatory activity was studied. read more here.

Keywords: ethyl dihydro; benzothiazine trione; bis ethyl; phenylmethylene bis ... See more keywords

A multi-component reaction for the direct access to 4,4'-(phenylmethylene)bis(1H-pyrazol-5-ol)-3-carboxylates using nano-NiZr4(PO4)6 in water

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Published in 2018 at "Scientia Iranica"

DOI: 10.24200/sci.2018.20491

Abstract: An efficient synthesis of 4,4'-(phenylmethylene)bis(1H-pyrazol-5-ol)-3-carboxylates is achieved by one pot pseudo five-component reaction of phenylhydrazine, acetylenedicarboxylates and aromatic aldehydes in the presence of nano-NiZr4(PO4)6 at 60°C in water. Nano-NiZr4(PO4)6  has been characterized by powder X-ray… read more here.

Keywords: pyrazol carboxylates; nano nizr4; bis pyrazol; phenylmethylene bis ... See more keywords