نتایج جستجو برای: salicylaldehyde
تعداد نتایج: 617 فیلتر نتایج به سال:
The reported methodologies for the synthesis of chromane derivatives through the reaction of salicylaldehyde and enolates are discussed. The enolates and their equivalents involved in the reactions discussed in this article were derived from ketones, nitroalkanes, malononitrile and α,β-unsaturated compounds.
This communication describes a disassembly based approach for the detection of biologically relevant di- and triphosphates in water using locked fluorescent salicylaldehyde probes.
A simple and highly sensitive reagent of salicylaldehyde 3-oxobutanoylhydrazone (salicylaldehyde acetoacetic acid hydrazone, SAAH) was synthesized and studied for the spectrophotometric determination of nickel in detail. In the pH range 6, which greatly increased the selectivity, nickel reacted with SAAH to form a 1:1 yellow complex, having a sensitive absorption peak at 405 nm. Under the optim...
A three-component cascade reaction of salicylaldehyde, malononitrile/cyanoacetate and nitromethane catalysed by chiral tertiary amino-thioureas was developed, which leads to the production of highly functionalized 2-amino-4H-chromenes in good yields with good to excellent enantioselectivities.
Objectives: To create a DSSC circuit, combine 5-Nitro Salicylaldehyde with Aniline (5NSA). Methods: Working and counter electrodes are made of TiO2 activated carbon film. Digital multimeters used to test the conductive side FTO glass prior deposition. Graphite is as electrode. A functioning electrode was developed on glass. plate edges Scotch tape (on determined by multimeter). Distribute three...
A series of new enantiomerically pure and racemic 1,3-dioxolanes 1-8 was synthesized in good yields and short reaction times by the reaction of salicylaldehyde with commercially available diols using a catalytic amount of Mont K10. Elemental analysis and spectroscopic characterization established the structure of all the newly synthesized compounds. These compounds were tested for their possibl...
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