Pyridinium N (2' azinyl)aminides: Regioselective synthesis of 2 alkylaminoazines

4 Evolution of (a) IL concentration and (b) TOC upon irradiation time in the presence of TiO 2 for ILs with the same anion ([Cl]) and di fferent length of the cationic alkyl

To a solution of this diastereomeric mixture (31.19 mmol) in acetone at 273 K was added the O-Ethylxanthic acid potassium salt (46.78 mmol) and the reaction was stirred at

For the DK factor, the values obtained for total flavonoids varied from 5.38 to 6.64 mg QE/g extract, within the interval 7 to 13 mmol · L −1 , respectively, with a similar response

In the preconcentration step, 5 mL of a standard solution or the treated sample containing 0.2-200 ng/mL of pesticides (for lyophilised samples, between 2 ng/g and 2 µg/g) plus

The Dome of the Rock does attest the existence, at the end of the seventh century, of materials immediately recognisable as Koranic in a text that not infrequently

Then, the reaction was diluted with 10 mL of AcOEt and washed with a 0.1 M solution of NaHCO 3 in brine (3x10 mL), and water until the pH becomes neutral. The organic phase was

In the preparation of this report, the Venice Commission has relied on the comments of its rapporteurs; its recently adopted Report on Respect for Democracy, Human Rights and the Rule

The draft amendments do not operate any more a distinction between different states of emergency; they repeal articles 120, 121and 122 and make it possible for the President to