Sentences with word «acetonitrile»

In 2008, a team led by Arnaud Belloche at the Max Planck Institute in Bonn, Germany, found amino acetonitrile, a close relative of glycine, the simplest amino acid.

The extracts are filtered through PVDF syringe filters (0.2 micron pore) followed by dilution with acetonitrile and a second centrifugation at 16100 g.

Radio telescopes picked up the faint but unmistakable signal of acetonitrile (inset), a precursor of amino acids, in space.

After stirring for 10 min at 0 °C, solution of 4 - hydroxy -3-nitro-benzaldehyde (4.0 g, 24.0 mmol) in acetonitrile (100 ml) was added dropwise and stirred over night at 0 °C.

I used in my extraction methods the full AOAC method and also used acetonitrile sonication and ethanol sonication and compared the results for these.

We report a synthetic nickel complex containing proton relays that catalyzes the production of hydrogen in aqueous acetonitrile with turnover frequencies of 750 - 170,000 / s at experimentally determined overpotentials of 310 - 470 mV.

Waste energy: Municipal solid waste, landfill gas, methane, digester gas, liquid acetonitrile waste, tall oil, waste alcohol, medical waste, paper pellets, sludge waste, solid byproducts, tires, agricultural byproducts, closed loop biomass, fish oil, and straw used as fuel.

Other star - forming regions should also harbor the right conditions to produce amino acetonitrile, and possibly even proper amino acids, says lead author Arnaud Belloche.

I found they had good agreement but acetonitrile was good when doing heavily coloured samples such as cayenne powder as it did not extract so many interfering substances.

The researchers demonstrated that the sensors, which they call molybdenum disulfide thin - film field - effect transistors (TF - FET), can selectively detect ethanol, acetonitrile, toluene, chloroform and methanol vapors.

By combining methylamine and acetonitrile, researchers have developed a clean solvent with a low boiling point and low viscosity that quickly crystallises perovskite films at room temperature and could be used to help coat large solar panels with the material.

They detected a cocktail of chemicals, including fuel components such as benzene, toluene and xylenes, and incomplete combustion products including acetaldehyde, formaldehyde and acetonitrile.

Discovering molecules like amino acetonitrile is a big deal, because it's not easy for them to materialize in the extreme temperatures of space, says radio astronomer Anthony Remijan of the National Radio Astronomy Observatory in Charlottesville, Virginia: «Too hot and they are destroyed, too cold and they can't form.»

They eventually collected 3700 separate spectral lines, and 51 of them, the team reports in an article in press in Astronomy and Astrophysics, were unmistakably amino acetonitrile, a molecule that resembles a primitive amino acid.

Most exciting, some of the molecules resemble those associated with life: In 2007 an international team found amino acetonitrile (nh2ch2cn), a molecule structurally similar to glycine — one of the building blocks of biological proteins.

Immunoprecipitated samples were resuspended in 10 μl of TA (33 % acetonitrile, 0.1 % trifluoroacetic acid) and sonicated in a water bath for 10 min.

Simulation of the electrocatalytic production of molecular hydrogen from an acetonitrile solution of protonated dimethylformamide (DMFH +) by [Ni (PPhs2NPh2) 2] 2 +.

L -2,4-diaminobutryic acid dihydrochloride (DAB - 32830), acetonitrile (LC - MS Chromasolv, 34967) was purchased from Sigma - Aldrich (St. Louis, MO).

PEG is soluble in water, methanol, ethanol, acetonitrile, benzene, and dichloromethane, and is insoluble in diethyl ether and hexane.