• General volatile anesthetic diethyl ether blocks sensation and responsive behavior not only in animals but also in plants. (frontiersin.org)
  • Here, using a combination of RNA-seq and proteomic LC-MS/MS analyses, we investigated the effect of anesthetic diethyl ether on gene expression and downstream consequences in plant Arabidopsis thaliana . (frontiersin.org)
  • Using transgenic A. thaliana expressing APOAEQUORIN , we showed transient increase of cytoplasmic calcium level [Ca 2+ ] cyt in response to diethyl ether application. (frontiersin.org)
  • The plants pre-treated with diethyl ether, and thus with induced HSPs, had increased tolerance of photosystem II to subsequent heat stress through the process known as cross-tolerance or priming. (frontiersin.org)
  • All these data indicate that diethyl ether anesthesia may partially mimic heat stress in plants through the effect on plasma membrane. (frontiersin.org)
  • Diethyl ether and chloroform were used as sole agents in a general anesthetic procedure for almost a century, and the term anesthesia was introduced soon after the discovery of etherization. (frontiersin.org)
  • In previous studies, it was shown that plants exposed to diethyl ether anesthesia were neither able to sense mechanical stimuli, wounding, or light and lack also expressive motoric responses. (frontiersin.org)
  • noun organic chemistry, uncountable Diethyl ether (C4H10O), a compound used as an early anaesthetic . (wordnik.com)
  • The oxygenates tested were dimethoxy methane (DMM), diethyl ether, a blend of monoglyme and diglyme, and ethanol. (sae.org)
  • diethyl ether is produced by distilling pure ethanol in the presence of a strong acid (such as sulfuric acid), resulting in 2 ethanol molecules linked by losing a water molecule & forming an 'ether bridge' (thus 'di ethyl ether ') (think of it as 400-proof booze. (hipforums.com)
  • there are many other possible ethers, but 'diethyl ether' is the one commonly referred to as 'ether') there is also a solvent callet 'petroleum ether' (or pet ether) which is low b.p. fractions of petroleum --- mostly hexane. (hipforums.com)
  • it was isolated in 65% yield after trituration with diethyl ether (77% recovery yield) and crystallisation from dichloromethane and hexanes. (google.com)
  • It is soluble in alcohol and diethyl ether, and has a vapor density of 3.0, three times that of air, with a boiling point of 59.4 degrees-C. Chloroprene is used as a chemical intermediate largely as a monomer for the manufacture of a synthetic rubber. (cdc.gov)
  • Then we will be ready to learn about some reactions that involve alcohols, ethers, epoxides, thiols, and sulfides as both reactants and products. (khanacademy.org)
  • The oxidation of alcohols results in the formation of a carbon-oxygen double bond with the cleavage of an O-H and C-H bonds. (topperlearning.com)
  • Methyl tert -butyl ether (MTBE) is a flammable liquid that has been used as an additive for unleaded gasoline since the 1980s. (cdc.gov)
  • as, ethyl methyl ether, C2H5.O.CH3. (wordnik.com)
  • The present study was designed to synthesize a series of novel triazole analogs of the bioactive apigenin‑7‑methyl ether to evaluate its anticancer activity against three human ovarian cancer cell lines. (spandidos-publications.com)
  • Taken together, these results showed that the apigenein‑7‑methyl ether novel derivative 3d may prove an important lead molecule for the treatment of ovarian cancer. (spandidos-publications.com)
  • However, reports of pentacyclic triterpenol methyl ethers (PTMEs) in sedimentary environments are limited to lakes [ 2 , 4 , 12 ]. (hindawi.com)
  • Tert-butyl methyl ether has a structure shown down below in the picture. (quizlet.com)
  • a) What is the empirical formula of methyl tert-butyl ether? (quizlet.com)
  • b) What is the molecular weight and molecular formula of methyl tert-butyl ether? (quizlet.com)
  • Methyl tert-butyl ether 1MTBE2, or 2-methoxy-2-methylpropane, has been used as a fuel additive for gasoline to boost the octane rating and to reduce CO emissions. (quizlet.com)
  • The intelligent report also anticipates that Methyl Tertiary-Butyl Ether (MTBE) Market would grow at a constructive CAGR until 2026. (clickpress.com)
  • In order to study the various trends and patterns prevailing in the concerned market, FactMR has included a new report titled 'Global Methyl Tertiary-Butyl Ether (MTBE) Market Insights, Trends & Future Development Status Recorded during 2018-2026' to its wide online database including upcoming trends and growth factors. (clickpress.com)
  • Methyl tertiary-butyl ether (MTBE) seeks widespread adoption as a fuel additive in gasoline engines on the coattails of its property of high oxygen content raising. (clickpress.com)
  • Processing of methyl tertiary-butyl ether for extracting isobutylene is a major trend observed in the market. (clickpress.com)
  • Refining companies have been considering employment of methyl tertiary-butyl ether as a fuel additive in light of its excellent blending characteristics and economic viability. (clickpress.com)
  • According to a recent analytical research report developed by FactMR, the global methyl tertiary-butyl ether (MTBE) market will exhibit a value CAGR of 4.7% between the forecast period, 2017 and 2026. (clickpress.com)
  • Europe and North America will also prevail as major markets for methyl tertiary-butyl ether, in terms of value. (clickpress.com)
  • Occupancy of numerous key suppliers is a major factor responsible for the fragmented nature of the global methyl tertiary-butyl ether market. (clickpress.com)
  • BACKGROUND: Organophosphate esters (OPEs) have replaced flame retardant polybrominated diphenyl ethers as flame retardants in consumer products, but few longitudinal studies have characterized childhood OPE exposure. (cdc.gov)
  • While there are effective alternative biofuel sources, most commonly ethanol as a biofuel component for petrol, ethers contribute to lowering CO2 emissions by approximately 38% across their lifecycle when compared to using ethanol as such. (globalfuelethers.com)
  • Importantly, the benefits of using fuel ethers instead of ethanol include lower VOC emissions, lower losses through permeation of the fuel system, and additional CO2 emissions reduction related to less intensive refinery operations in their production. (globalfuelethers.com)
  • Although they both have the same C2H6O chemical formula, dimethyl ether, CH3OCH3, boils at -25C while ethanol, CH3CH2OH boils at 76C. (brainmass.com)
  • 68450 Problems Involving Dimethyl Ether 7.A. Dimethyl ether boils at 24 degrees Celsius whereas its isomer, ethanol boils at 78 degrees Celsius. (brainmass.com)
  • The ethanol has high boiling point than ether because of hydrogen bonding in alcohol. (brainmass.com)
  • 287500 Reactions of Ethanol and Cyclohexanol Show how ethanol and cyclohexanol may be used to synthesize cyclohexyl ethyl ether using tosylation followed by Williamson ether synthesis. (brainmass.com)
  • Ethers contain hydrocarbon groups connected by an oxygen atom. (cdc.gov)
  • Hydrogen atoms are covalently bonded to oxygen in a water molecule but also have an additional attraction (about 23.3 kJ·mol−1 per hydrogen atom) to an adjacent oxygen atom in a separate molecule. (wikipedia.org)
  • Each oxygen atom in its peroxide ion may have a full octet of 4 pairs of electrons. (wikipedia.org)
  • Any molecule which has a hydrogen atom attached directly to an oxygen or a nitrogen is capable of hydrogen bonding. (brainmass.com)
  • Alcohol molecules contain at least one oxygen atom each, while alkanes and alkenes contain no oxygen. (answers.com)
  • noun Any of a class of organic compounds in which two hydrocarbon groups are linked by an oxygen atom. (wordnik.com)
  • noun organic chemistry, countable A compound containing an oxygen atom bonded to two hydrocarbon groups . (wordnik.com)
  • The effect of this is that the chemical shift of the carbon increases if you attach an atom like oxygen to it. (chemguide.co.uk)
  • The electron pulling effect of the oxygen atom increases the chemical shift slightly from the one shown in the table to a value of about 18. (chemguide.co.uk)
  • C-O bond breaks and electrons hop on oxygen atom because the goal is to make methanol and tertiary carbocation. (quizlet.com)
  • Hückel molecular orbital theory could shed some light on the correct side of the DMD oxygen atom to attack the silylenol ether double bond. (google.com)
  • No. An ether must have two carbon atoms attached to the O atom. (khanacademy.org)
  • Organic compounds having two alkyl or aryl groups bonded to an oxygen atom, as in the formula R1-O-R2. (bvsalud.org)
  • A new oxygen-centered radical cyclization onto silyl enol ethers has been developed and utilized for the synthesis of versatile siloxy-substituted tetrahydrofurans. (ubc.ca)
  • The increased chemoselectivity also allows for the synthesis of tetrahydropyrans, a challenging substrate class to access using oxygen-centered radical alkene cyclizations due to competing 1,5-hydrogen abstractions. (ubc.ca)
  • my friend procured some ether while he was experimenting with psychedelic drug synthesis. (hipforums.com)
  • What volume of O2 (g) is consumed in the combustion of 125g of gaseous dimethyl ether (CH3)2) if both gas volumes are measured at the temperature and pressure at which the density of dimethyl ether is 1.81g/l? (brainmass.com)
  • And this is dimethyl ether. (abc.net.au)
  • Dimethyl ether is a gas. (abc.net.au)
  • Liquid ethyl alcohol and the gas dimethyl ether are isomers with the same formula (C2H6O). (abc.net.au)
  • Look up dimethyl ether and ethyl alcohol and decide which compound has which arrangement. (abc.net.au)
  • Increasing the use of fuel ethers has helped cities across the world address the problem of vehicle pollutants such as volatile organic compounds (VOCs), particulate matter (PM) and carbon monoxide (CO). (globalfuelethers.com)
  • ether - class of organic compounds used in 1800's medicine as an anesthetic, alkyl or aryl groups joined by an oxygen molecule. (hackaday.com)
  • These qualities made it especially useful to anesthesiologists who needed pressurized gas to administer oxygen with the anesthetic. (woodlibrarymuseum.org)
  • and inspired and exhaled concentrations of oxygen and applicable anesthetic agents. (medscape.com)
  • a condensing engine like a steam engine, but operated by the vapor of ether instead of by steam. (wordnik.com)
  • Which functional group does not contain oxygen amine alcohol ester ketone? (answers.com)
  • Compound ethers , consisting of one or more basic or alcohol radicals and one or more acid hydrocarbon radicals united by oxygen, and corresponding to salts of the metals, as CH 3 COO C 2 H 5 , ethyl acetate, or acetic ether, corresponding to CH 3 COONa, sodium acetate. (wordnik.com)
  • noun Specifically, ethyl oxid or ethyl ether (C 2 H 5 ) 2 O, also called, but improperly, sulphuric ether , because prepared from a mixture of sulphuric acid and alcohol. (wordnik.com)
  • noun A light, volatile, mobile, inflammable liquid, (C2H5)2O, of a characteristic aromatic odor, obtained by the distillation of alcohol with sulphuric acid, and hence called also sulphuric ether . (wordnik.com)
  • The oxidation state of oxygen is −2 in almost all known compounds of oxygen. (wikipedia.org)
  • Compounds containing oxygen in other oxidation states are very uncommon: −1⁄2 (superoxides), −1⁄3 (ozonides), 0 (elemental, hypofluorous acid), +1⁄2 (dioxygenyl), +1 (dioxygen difluoride), and +2 (oxygen difluoride). (wikipedia.org)
  • Oxygen is present as compounds in the atmosphere in trace quantities in the form of carbon dioxide (CO 2) and oxides of nitrogen (NOx). (wikipedia.org)
  • The rest of the Earth's crust is formed also of oxygen compounds, most importantly calcium carbonate (in limestone) and silicates (in feldspars). (wikipedia.org)
  • Superoxides are a class of compounds that are very similar to peroxides, but with just one unpaired electron for each pair of oxygen atoms (O− 2). (wikipedia.org)
  • We will be reviewing naming oxygen and sulfur containing compounds. (khanacademy.org)
  • These compounds' oxygen content results in detrimental characteristics such as reduced energy density, instability, high viscosity, and corrosion [14]. (researchgate.net)
  • Family name of a group of organic chemical compounds composed of carbon, hydrogen and oxygen. (opisnet.com)
  • By contributing to the lower evaporation and permeation of high volatile organic carbons in fuel, fuel ethers have the lowest ground level ozone forming potential of all oxygen-containing octane boosters. (globalfuelethers.com)
  • Since ethers are least reactive of the functional groups, the cleavage of C-O bond in ethers takes place in excess of hydrogen halides. (topperlearning.com)
  • Its bulk properties partly result from the interaction of its component atoms, oxygen and hydrogen, with atoms of nearby water molecules. (wikipedia.org)
  • By raising oxygen levels, fuel ethers enable a more complete combustion of fuel, resulting in improved vehicle performance and fuel efficiency, lower exhaust emissions and improved air quality. (globalfuelethers.com)
  • Due to its electronegativity, oxygen forms chemical bonds with almost all other free elements at elevated temperatures to give corresponding oxides. (wikipedia.org)
  • So-called noble metals, such as gold and platinum, resist direct chemical combination with oxygen, and substances like gold(III) oxide (Au 2O 3) must be formed by an indirect route. (wikipedia.org)
  • In principle, you should be able to work out the fact that the carbon attached to the oxygen will have the larger chemical shift. (chemguide.co.uk)
  • In 1908 Dr. Foregger applied to patent this oxygen generator under his then employer, The Roessler & Hasslacher Chemical Company. (woodlibrarymuseum.org)
  • Water (H 2O) is the oxide of hydrogen and most familiar oxygen compound. (wikipedia.org)
  • Even though no oxides of krypton are known, oxygen is able to form covalent bonds with krypton in an unstable compound Kr(OTeF5)2. (wikipedia.org)
  • One unexpected oxygen compound is dioxygenyl hexafluoroplatinate, O+ 2PtF− 6, discovered in studying the properties of platinum hexafluoride (PtF 6). (wikipedia.org)
  • In 1905 he began investigations into generating breathable oxygen from the compound sodium peroxide (Na2O2, also known as Oxone). (woodlibrarymuseum.org)
  • stored pure ether has the tendency to form explosive (& not just 'exteremly flammable') peroxides. (hipforums.com)
  • Although solid magnesium reacts slowly with oxygen at STP, it is capable of burning in air, generating very high temperatures, and its metal powder may form explosive mixtures with air. (wikipedia.org)
  • For example, potassium superoxide (KO 2) is an orange-yellow solid formed when potassium reacts with oxygen. (wikipedia.org)
  • Tetrahydrobiopterin reacts with molecular oxygen to form an active oxygen intermediate that can hydroxylate substrates. (medscape.com)
  • Fuel ethers also allow for a reduction in the overall vapour pressure of many petrol blends, lowering the related evaporative emission to air, which causes ozone and secondary particulates. (globalfuelethers.com)
  • The experimental results show that particulate matter (PM) reduction is controlled largely by the oxygen content of the blend fuel. (sae.org)
  • This is substantiated by a prior study [35], which proved that higher pyrolysis temperatures enhance the reduction of oxygen content while increasing carbon and hydrogen. (researchgate.net)
  • Any process that results in a change in state or activity of a cell or an organism (in terms of movement, secretion, enzyme production, gene expression, etc.) as a result of a ether stimulus. (mcw.edu)
  • The peak at just under 200 is due to a carbon-oxygen double bond. (chemguide.co.uk)
  • The carbon-oxygen double bond in the peak for the ketone group has a slightly lower value than the table suggests for a ketone. (chemguide.co.uk)
  • Until I could find some oxygen apparatus, I'd have to be careful how often I detached my spirit. (whichbook.net)
  • He found that Na2O2 easily releases its oxygen (O2) when in contact with water, and designed an apparatus that would produce oxygen and then store and deliver it under pressures of up to 50 pounds per square inch. (woodlibrarymuseum.org)
  • The electronegative oxygen pulls electrons away from the carbon nucleus leaving it more exposed to any external magnetic field. (chemguide.co.uk)
  • Reformulation of gasoline by using MTBE as a fuel additive, owing to its great oxygen content raising property, has been a trending practice witnessed worldwide. (clickpress.com)
  • RFG does not evaporate as easily as conventional gasoline and has a 2.0 wt % minimum oxygen content. (ogj.com)
  • Refiners are typically required to invest significant time and effort in increasing the octane in fuel-blending components , but the naturally high octane numbers that fuel ethers enable make this unnecessary. (globalfuelethers.com)
  • spraying it onto a glass rod & catching the liquid & huffing it is a bad idea --- i think that the ether typically evaporates more rapidly that the hexane, & other methods of 'seperating' the liquids in the starting fluid mixture are generally not gonna work either (well, fractional distillation might work, but if you had a decent fractionating column you would prolly be able to obtain ether anyway). (hipforums.com)
  • The alkali metals and alkali earth metals all react spontaneously with oxygen when exposed to dry air to form oxides, and form hydroxides in the presence of oxygen and water. (wikipedia.org)
  • He equated the tetrahedron with the element fire, the cube with the earth, the icosahedron with water, the octahedron with air and the dodecahedron with the aether, the stuff of the planets and stars. (beforeitsnews.com)
  • Is it true that if you spray starting fluid into a bag and add water and let it sit you can filter off the other shit and obtain ether? (hipforums.com)
  • hell, britain outlawed gin a long time ago & folks were stirring a few drops of ether into a glass of water. (hipforums.com)
  • and some eventually added less & less water (ether & water aren't too miscible) & some brave (loony? (hipforums.com)
  • Is water (H20) is also an ether? (khanacademy.org)
  • Caesium is so reactive with oxygen that it is used as a getter in vacuum tubes. (wikipedia.org)
  • modern cosmological theories based on quantum field theory do not rule out the possibility that the inherent energy of the vacuum is greater than zero, in which case the concept of an ether pervading the vacuum may have more than metaphoric meaning. (wordnik.com)
  • Oxygen forms heteropoly acids and polyoxometalate ions with tungsten, molybdenum and some other transition metals, such as phosphotungstic acid (H 3PW 12O 40) and octadecamolybdophosphoric acid (H 6P 2Mo 18O 62). (wikipedia.org)
  • All of these chains contain the element Carbon but they are characterized differently due to the presence of different functional groups, for example: The functional group of a Ketone is a double bond to an Oxygen. (answers.com)
  • Acrolein should be stored in a cool, dry, well-ventilated area in tightly sealed containers separated from alkaline materials such as caustics, ammonia, organic amines, or mineral acids, strong oxidizers, and oxygen. (cdc.gov)
  • In addition to hydroxylating aromatic amino acids, BH4 serves as the cofactor for nitric oxide synthase and glyceryl-ether mono-oxygenase. (medscape.com)
  • Now we again came with the same theory, just not using the term aether. (hackaday.com)
  • It can also react with oxygen to form polymeric peroxides. (cdc.gov)
  • Oxygen is reactive and will form oxides with all other elements except the noble gases helium, neon, argon and krypton. (wikipedia.org)
  • Oxygen can form oxides with heavier noble gases xenon and radon, although this needs indirect methods. (wikipedia.org)