Category: 6. Chemistry

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  • Electrochemically induced Meerwein arylation as a green strategy for the synthesis of arylbenzoquinone derivatives under batch and flow conditions

    Electrochemically induced Meerwein arylation as a green strategy for the synthesis of arylbenzoquinone derivatives under batch and flow conditions

    Reagents and apparatus

    All syntheses were performed at room temperature by applying a constant current using a Chin PS-303 DC power supply. The solution was stirred with a magnetic stirrer (Rodwell, Monostir, England) during electrolysis. FTIR…

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  • Hazardous reactions made safer through flow technology

    Hazardous reactions made safer through flow technology

    Researchers at the University of Liège (BE) have designed a high-performance, open-access continuous flow process to safely produce key antibacterial drugs from bio-based furfural. This work was carried out within an international consortium…

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  • ERC increases funding offer to support scientists moving to Europe | News

    ERC increases funding offer to support scientists moving to Europe | News

    The European Research Council (ERC) has announced it is increasing its funding offer for scientists looking to relocate to Europe. The move comes as countries around the world look to capitalise on the chaos caused by the shake-up of research in…

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  • Eight companies are selling authorships of UK ‘design patents’ | News

    Eight companies are selling authorships of UK ‘design patents’ | News

    Eight firms are accused of selling authorships of so-called design registrations issued in the UK in what the study says is likely an attempt to exploit intellectual property to manipulate researchers’ academic standing.

    While the UK doesn’t…

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  • Snuff tube residues push back date of oldest hallucinogen use in Peruvian Andes | Research

    Snuff tube residues push back date of oldest hallucinogen use in Peruvian Andes | Research

    Chemical and microscopic analysis of artefacts believed to be snuff tubes provides the oldest direct evidence for the use of psychoactive plants in the Peruvian Andes. The team of archaeologists that studied the bone- and shell-based…

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  • Synthesis and evaluation of quinolinvinyl-phenoxy-1,2,3-triazole-acetamide hybrids against breast cancer

    Synthesis and evaluation of quinolinvinyl-phenoxy-1,2,3-triazole-acetamide hybrids against breast cancer

    Materials and methods

    All chemicals were purchased from Merck and Aldrich and used without purification. Also, the etoposide active ingredient was obtained from Actoverco (Iran) and resveratrol was received from GOLEXIR Company (Iran).

    Thin layer…

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  • Evidence for two kinds of hydrogen-bonding networks in ionic solutions by 2D infrared correlation spectroscopy

    Evidence for two kinds of hydrogen-bonding networks in ionic solutions by 2D infrared correlation spectroscopy

    IR spectra of alkali chloride aqueous solutions in the high frequency region (4000–3000 cm–1)

    Figure 1A, B, C, and D show concentration-dependent IR spectra and second derivative spectra in the 4000 –3000 cm–1 region of LiCl (2,10,22…

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  • Investigation on thermal kinetic behavior of 5 aminotetrazole/sodium periodate gas generator

    Investigation on thermal kinetic behavior of 5 aminotetrazole/sodium periodate gas generator

    Thermal decomposition of 5AT

    The TG-DTG and DSC curves of 5AT under air atmosphere with a heating rate of 10 °C/min are shown in Fig. 1a. From the DTG curve, it can be observed that there are four weight loss reaction stages during the entire…

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  • A novel hybrid charge transfer crystal with reversible color-changing property

    A novel hybrid charge transfer crystal with reversible color-changing property

    Charge transfer, or the movement of electrons, can occur either within a molecule or between two molecules. Combining the two types of charge transfer is challenging. Now, scientists from Shibaura Institute of Technology, Japan, have developed a…

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