The D-ribose was suspended in acetone under ice-bath, and concentrated sulfuric acid was added for catalysis. The reaction formed ketal at room temperature to protect the 3 and 4 hydroxyl groups. Then ...
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Various pretreatment methods, such as sodium glutamate and ultrasound ... in acetonitrile at 25 °C for 20 min. The reaction was quenched with 30 μL of 1 mol/L glycine, stabilized with 0.1% aqueous ...
A new catalyst allows selective production of hydrogen and acetic acid from ethanol, with no direct carbon dioxide emissions. The researchers behind the work believe that the reaction could now ...
Following the Chinese national standards HJ/T300-2007 and HJ/T299-2007, acetic acid and nitric acid sulfate were employed ... chelation, precipitation reaction, and complexation reaction. The ...
Each sample was accurately weighed 5 g, extracted with acetic acid–sodium acetate buffer (pH 4.6 ... Then 55 mmol/L iodoacetamide was added and the reaction was carried out at room temperature for 45 ...