t butyl methyl ether aqueous solubility

An example of PVME phase separation (c P = 5 wt%, c t-Bu = 2 wt%) as observed using variable temperature (VT) 1 H NMR is shown in Fig. The complex between diethyl ether and boron trifluoride is an example. Primarily used as a fuel additive, MTBE is blended into gasoline to increase knock resistance and reduce unwanted emissions. Part 755). tert-Butyl methyl ether (MTBE) is generally considered to be resistant to chemical transformation in aqueous solution. You have to login with your ACS ID befor you can login with your Mendeley account. Vapors heavier than air. The Hydrophilic-Lipophilic Balance (HLB) of EO surfactant is related to the hydrophilic portion of the molecule. Specific Gravity : 0.74 pH : No information found. Note that in almost every case, one of the solvents is water or an aqueous solution. Methyl t-Butyl Ether (MTBE) Methyl t-Butyl Ether (MTBE) is a clear, colorless organic liquid compound. Butyl methyl ether appears as a clear liquid. (Methyl t-butyl ether) National Petrochemical Company(NPC) 6. Methyl t-butyl ether has been used to dissolve gallstones and as a cholesterol control agent in people. 0000001587 00000 n For payment by credit card, call toll-free, 866-512-1800, or DC area, 202-512-1800, M-F 8 a.m. to 4 p.m. e.s.t. Citations are the number of other articles citing this article, calculated by Crossref and updated daily. Methyl t-butyl ether is a colorless liquid with a distinctive anesthetic-like odor. A detailed investigation of degradation pathways using sonolysis has been performed using reaction byproducts identification. H�|W�r�6}�W�#؉�)=Ǝ�����L&�EA[tI*N��wo����xF���݃�Y����,��P�f��B��L?�. Chapter Views are the COUNTER-compliant sum of full text article downloads since November 2008 (both PDF and HTML) across all institutions and individuals. ethyl alcohol (C 2 H 6 O) The normal boiling point of ethyl alcohol is 78.5 o C (i.e., a liquid at room temperature). tert-Butyl alcohol, also called tert-butanol or t-butanol, is the simplest tertiary alcohol, with a formula of (CH 3) 3 COH (sometimes represented as t-BuOH).It is one of the four isomers of butanol. The boiling point of butyl alcohol (MW = 74) is 117.7 °C. tert-Butyl alcohol is a colorless solid, which melts near room temperature and has a camphor-like odor.It is miscible with water, ethanol and diethyl ether Methyl Tertiary Butyl Ether (MTBE); Advance Notice of Intent to Initiate Rulemaking Under the Toxic Substances Control Act to Eliminate or Limit the Use of MTBE as a Fuel Additive in Gasoline, 65 Fed.Reg. How to decrease solubility of organic substance in aqueous layer. 0000059847 00000 n Symbol GHS02,GHS07,GHS02,GHS07. Product Identification Synonyms : 2-Methoxy-2-methylpropane; tert-Butyl methyl ether; Methyl 1,1-dimethyl ethyl ether; MTBE CAS No. The complex between diethyl ether and boron trifluoride is an example. The kinetic studies of heat-assisted persulfate oxidation of MTBE under various parameters suggests that the reaction follows the pseudo-first-order kinetics. Add 5 ml of water and note which layer is organic and which is aqueous. trailer << /Size 43 /Info 18 0 R /Root 21 0 R /Prev 189597 /ID[<52100b12f6f7080c47d7e4909ff378c3>] >> startxref 0 %%EOF 21 0 obj << /Type /Catalog /Pages 17 0 R /Metadata 19 0 R /AcroForm 22 0 R >> endobj 22 0 obj << /Fields [ ] /DR << /Font << /ZaDb 14 0 R /Helv 15 0 R >> /Encoding << /PDFDocEncoding 16 0 R >> >> /DA (/Helv 0 Tf 0 g ) >> endobj 41 0 obj << /S 57 /V 120 /Filter /FlateDecode /Length 42 0 R >> stream Methyl tert-butyl ether (MTBE) is commonly used as chemical additive to increase oxygen content and octane rating of reformulated gasoline. 0000001415 00000 n Find more information about Crossref citation counts. You’ve supercharged your research process with ACS and Mendeley! ... (exp database): 2.50E+02 mm Hg at 25 deg C Water Solubility Estimate from Log Kow (WSKOW v1.41): Water Solubility at 25 deg C (mg/L): 1.98e+004 log Kow used: 0.94 (expkow database) no-melting pt equation used Water Sol (Exper. Structure, properties, spectra, suppliers and links for: tert-Butyl ethyl ether, 637-92-3. Liquid−liquid equilibria (LLE) for the aqueous 1-butyl-3-methylimidazolium bromide ([C4mim]Br) + tri-potassium citrate system have been experimentally determined at T = (278.15, 298.15, and 318.15) K. An empirical nonlinear expression developed by Merchuk was used for reproducing the experimental binodal data. MTBE started to be used in gasoline in the early 1980s as a substitute for tetraethyl lead as an anti-knocking agent [19].It provided oxygen to the combustion reaction, thereby reducing exhaust emissions, although the impact of … For payment by credit card, call toll-free, 866-512-1800, or DC area, 202-512-1800, M-F 8 a.m. to 4 p.m. e.s.t. (1,3) The chemical formula for methyl tert-butyl ether is C5H12O, and its molecular weight is 88.15 g/mol. mixture of tert-butyl methyl ether and water will separate into two layers, with the ether layer (density = 0.74) being on top of the water layer (density = 1.0). ΀ �bu �����(�^�F�]@C}�3lb��/�Td���O�� MTBE is a volatile, flammable, and colorless liquid that is sparingly soluble Hazard statements H225 - H315 - H225 - … MTBE and other components, commonly known as “oxygenates,” are added to gasoline to Get article recommendations from ACS based on references in your Mendeley library. 0000077599 00000 n NO open flames, NO sparks and NO smoking. The monograph also details the following specifications and corresponding tests for verifying that a substance meets ACS Reagent Grade specifications including: Assay, Color (APHA), Peroxide, Residue after Evaporation, Water, Ultraviolet Spectrophotometry, Extraction–Concentration Suitability. Search by Systematic name, Synonym, Trade name, Registry number, SMILES or InChI. This review compiles and summarizes relevant information in terms of the use of different adsorbents such as granular … 0000001045 00000 n This monograph for Methyl tert-Butyl Ether provides, in addition to common physical constants, a general description including typical appearance, applications, change in state (approximate), aqueous solubility, and density. It is used as a gasoline additive and to make other chemicals. This lack of reactivity has led to concerns of the long-term impacts of MTBE … MTBE is manufactured by the chemical reaction of methanol and isobutylene. tert-Butyl methyl ether Revision Date 17-Jan-2018 T - Indicates a substance that is the subject of a Section 4 test rule under TSCA. @alwaysclau: “It’s quite an experience hearing the sound of your voice carrying out to a over 100 first year…” 0000003767 00000 n 2020-12-05T16:56:07Z http://informea.pops.int/Chemicals/Chemicals.svc/Fras(102) http://informea.pops.int/Chemicals/Chemicals.svc/Fras(102) Solubility in water: 4.8% at 20°C: Solubility of water in methyl t-butyl ether: 1.5% at 20°C : Regulatory and Safety Data : DOT Proper Shipping Name: Methyl tert-Butyl Ether: DOT Hazard Class: 3, Flammable Liquid: Packing Group: II: UN Identification Number: UN2398 : Storage Methods for onsite analysis of MTBE in water samples are also needed. tert-Butyl alcohol, also called tert-butanol or t-butanol, is the simplest tertiary alcohol, with a formula of (CH 3) 3 COH (sometimes represented as t-BuOH).It is one of the four isomers of butanol. Sign In; Join Free; VIP; Home; My Chemsrc Account Information; My Buying Leads; My Selling Leads ; Post Buying Lead; Contact Us; 中文版; Article Search; Functional Group Search; … 0000004408 00000 n ACCIDENTAL RELEASE MEASURES Personal precautions: Use proper personal protective equipment Environmental precautions: Not biodegradable. or fax your order to 202-512-2104, 24 hours a day. For payment by check, write to: US Government Publishing Office - New Orders, P.O. 0000000807 00000 n XU - Indicates a substance exempt from reporting under the Inventory Update Rule, i.e. The ultrasonic degradation mechanism of methyl tert-butyl ether (MTBE) in aqueous solution is complex because of the competition between hydroxyl radical attack, pyrolysis, and hydrolysis reactions. Focus on:Organic compounds,Active Pharmaceutical Ingredient(s),Nutritional products,Custom synthesis and Contract Manufacturing. In this work, the three fitting parameters of the Merchuk equation were … Methyl tert-butyl ether (MTBE) is widely used as a gasoline oxygenate to reduce automobile emissions of carbon monoxide and compounds involved in photochemical smog formation.Extensive use of MTBE in the United States over the last 25 years has led to widespread contamination of groundwater resources, mainly as a result of leaking underground fuel storage tanks (13, 27, 31).There is … Reviewers, Librarians Alfa Aesar is a leading manufacturer and supplier of research chemicals, pure metals and materials for a wide span of applications. Synonyms. %PDF-1.4 %���� Vapour/air mixtures are explosive. It is considered to be soluble in water and basic. : 1634 -04 -4 Molecular Weight : 88.15 Chemical Formula : C5H12O It is used as a solvent and gasoline additive. Although dipole-dipole forces and London dispersion … Methyl-T-Butyl EtherOVERVIEWMethyl-t-butyl ether (METH-el TER-she-air-ee BYOO-till EE-thur) is a volatile (evaporates easily), colorless, flammable liquid that forms an azeotropic mixture with water. More hydrophilic groups enable more solubility in water as more hydrogen … Alkyl ethers used in this bioconcentration experiment were 2- (t-butoxy) ethanol, MTBE, and t-butyl isopropyl ether. 0000003806 00000 n Propane, 2-methoxy-2-methyl-; Ether, tert-butyl methyl; tert-Butyl methyl ether; Methyl tert-butyl ether; 2-Methoxy-2-methylpropane; 2-Methyl-2-methoxypropane; tert-C4H9OCH3; Methyl t-butyl … 0000001261 00000 n tert-Butyl alcohol is a colorless solid, which melts near room temperature and has a camphor-like odor.It is miscible with water, ethanol and diethyl ether 0000074922 00000 n If the mixture of naphthalene and glucose is dissolved in tert-butyl methyl ether and mixed well with water, the glucose will mostly dissolve in the lower water phase (phase = layer) and the naphthalene will mostly dissolve in the upper ether phase. Then add 10 mL of a 3 M aqueous solution of sodium bicarbonate to the funnel. Synonym: 1,1-Dimethylpropyl methyl ether, Methyl 2-methyl-2-butyl ether, Methyl tert-pentyl ether, TAME Linear Formula: C 2 H 5 C(CH 3 ) 2 OCH 3 Molecular Weight: 102.17 24, 2000) (to be codified at 40 C.F.R. Please reconnect, Authors & MTBE is widely used in global markets as a gasoline oxygenate. t Alcohols have much higher boiling points than comparable ethers or hydrocarbons. Chemsrc provides Methyl tert-butyl ether(CAS#:1634-04-4) MSDS, density, melting point, boiling point, structure, formula, molecular weight etc. For example, the boiling point of diethyl ether (MW = 74) is 34.6 °C; that of pentane (MW = 72) is 36 °C. Methanol is a derived from natural gas, and isobutylene is made from crude oil or natural gas, thus MTBE, as used in motor gasoline, is a fossil fuel. [Google Scholar]), methyl t-butyl ether (8 Wu, T., Cruz, V., Mezyk, S., ... T.-N. (2007) Electrocatalytic oxidation of methyl tert-butyl ether (MTBE) in aqueous solution at a nickel electrode. CAS number Solubility : 4.8 g/100g of water. Special caution is advised for the handling or testing of this substance. For payment by check, write to: US Government Printing Office - New Orders, P.O. It will therefore be more soluble in water than in the relatively less polar ether. Because of widespread releases of MTBE-containing gasoli… May be toxic by inhalation or skin absorption and irritating to skin. Packaging 1, 6×1, 2 L in Sure/Seal™ 100 mL in Sure/Seal™ Safety & Documentation. 0000004625 00000 n Page 1 of 8 MSD S: METHLY TERT-BUTYL ETHER MATERIAL SAFETY DATA SHEET- (MSDS) METHYL TERT-BUTYL ETHER 1. Reformulated gasoline presently contains approximately 11% (vol/vol) MTBE. Methyl tert-butyl Ether (1634- 04 -4) No No 3 12. Librarians & Account Managers. METHYL tert-BUTYL ETHER 159 3. The widespread use of MTBE in gasoline has led to accidental spills and its discharge into soils … Please note: If you switch to a different device, you may be asked to login again with only your ACS ID. CHEMICAL AND PHYSICAL INFORMATION 3.1 CHEMICAL IDENTITY Methyl tert-butyl ether (MTBE) is a volatile organic compound (VOC) often added to gasoline to reduce air pollution. 0000003286 00000 n A less common … Ethers may react violently with strong oxidizing agents. Hangzhou DayangChem Co., Ltd. Methyl tert-butyl ether is also called MTBE and tert-butyl methyl ether. 0000006124 00000 n They form salts with strong acids and addition complexes with Lewis acids. GC Mass Spectrum . IDENTITY, PHYSICAL AND CHEMICAL PROPERTIES, ANALYTICAL METHODS 2.1 Identity Chemical formula: C 5 H 12 O Chemical structure: CH 3 ' H 3 C - C - O - CH 3 ' CH 3 Relative molecular mass: 88.15 Common name: methyl tertiary-butyl ether IUPAC Chemical name: 2-methoxy-2-methyl propane CAS registry number: 1634-04-4 Synonyms: 1,1-dimethylethyl methyl ether; ether tert-butyl methyl; éther … Safety Information. The normal boiling point of methyl ether is -25 o C (i.e., a gas at room temperature). 0000000898 00000 n methyl tert-butyl ether: ChEBI ID CHEBI:27642: ChEBI ASCII Name methyl tert-butyl ether: Definition An ether having methyl and tert-butyl as the two alkyl components. ELECTRONIC SERVICES. 0000002606 00000 n (1,4,5) Methyl tert-butyl ether occurs as a colorless liquid, with a vapor pressure of 245 mm Hg at 25 °C. Methods for cleaning up and disposal: Chemical waste generators must determine whether a discarded chemical is classified as a hazardous waste. The organic solvent must also … Ecological Information Environmental Fate: When released into the soil, this material is not expected to biodegrade . Azeotropic mixtures are combinations of two or more liquids that boil at the same temperature and, therefore, cannot be easily separated from each other.KEY FACTSOTHER … This monograph for Methyl tert-Butyl Ether provides, in addition to common physical constants, a general description including typical appearance, applications, change in state (approximate), aqueous solubility, and density. Box 979050, St. Louis, MO 63197-9000. T-BUTYL GLYCIDYL ETHER, an ether, can act as a base. Methyl tert-butyl ether (MTBE), also known as tert-butyl methyl ether, is an organic compound with a structural formula (CH3)3COCH3. The two phases can then be physically separated using a pipet and placed into two separate tubes. Find more information about Crossref citation counts. The observed bi-product distributions are rationalized in terms of … 0000002378 00000 n Stars This entity has been manually annotated by the ChEBI Team. An ether having methyl and tert-butyl as the two alkyl components. 0000042798 00000 n Partial Updating of the TSCA Inventory Data Base 1.The spectra show clear beginning of phase separation around 308 K (≈35 °C) manifested by the appearance of broad resonance corresponding to phase-separated units of PVME (especially A and B groups) with a simultaneous decrease in intensity … ELECTRONIC SERVICES. Dissolve the 3.0 g of the mixture in 30 ml t-butyl methyl ether in a small beaker and transfer this solution to your separatory funnel. They form salts with strong acids and addition complexes with Lewis acids. tert-Butyl methyl ether (density = 0.74) will float on water (density = 1.0) Which of the following organic solvent would be suitable for use in the extraction of an aqueous solution? 0000001823 00000 n tert-Butyl methyl ether may be used to synthesize fatty acid methyl esters (FAMEs) and glycerol tert-butyl ether via transesterification with canola oil under supercritical conditions. Solubility in water, g/100ml at 20°C: 4.2 Vapour pressure, kPa at 20°C: 27 Relative vapour density (air = 1): 3.0 Relative density of the vapour/air-mixture at 20°C (air = 1): 1.5 Flash point: -28°C c.c. Less dense than water and slightly soluble in water.Vapors heavier than air. Use a drying agent. Methyl tert-butyl ether (also known as MTBE and tert-butyl methyl ether) is an organic compound with a structural formula (CH 3) 3 COCH 3. NO contact with oxidizing … Stability and reactivity Reactive Hazard None known, based on information available Component ACGIH TLV OSHA PEL NIOSH IDLH … Box 979050, St. Louis, MO 63197-9000. The relatively weak dipole-dipole forces and London dispersion forces between molecules results in a much lower normal boiling point compared to ethyl alcohol. CAS Number Search. Clean tap water for all EU citizens – ECHA’s work on new directive begins 12/01/2021 The revised Drinking Water Directive comes into effect today. 20 0 obj << /Linearized 1 /O 23 /H [ 1045 216 ] /L 190125 /E 85942 /N 4 /T 189607 >> endobj xref 20 23 0000000016 00000 n 0000004178 00000 n Solubility in Water: 26 g/L (20 °C) Data above sourced from ChemSpider and Wikipedia. H�b```f``e`e``cd@ ����aI����. These metrics are regularly updated to reflect usage leading up to the last few days. The full text of the Code of Federal Regulations, the LSA (List of CFR Sections Affected), The United States … Photo by Lisa Gee for John Wiley & Sons, In c Albuterol is used in some respiratory medications. The other solvent is an organic solvent that is mostly insoluble in water. number in your notebook. Chemosphere, 69: 271 – 278., , [Web of Science ®] [Google Scholar]). Despite its impact on enhancing cleaner combustion of gasoline, MTBE poses a threat to surface and ground water when gasoline is released into the environment. The full text of the Code of Federal Regulations, the LSA (List of CFR Sections Affected), The United States … (1,4,5) 16094, 16097 (proposed Mar. ��n�1��g� �a endstream endobj 42 0 obj 104 endobj 23 0 obj << /Type /Page /Parent 17 0 R /Resources 24 0 R /Contents 34 0 R /MediaBox [ 0 0 612 792 ] /CropBox [ 0 0 612 792 ] /Rotate 0 >> endobj 24 0 obj << /ProcSet [ /PDF /Text ] /Font << /TT2 26 0 R /TT6 28 0 R /TT8 29 0 R /TT10 31 0 R >> /ExtGState << /GS1 40 0 R >> /ColorSpace << /Cs6 30 0 R >> >> endobj 25 0 obj << /Type /FontDescriptor /Ascent 1096 /CapHeight 718 /Descent -439 /Flags 32 /FontBBox [ -615 -440 1384 1145 ] /FontName /CICLBN+LucidaSansUnicode /ItalicAngle 0 /StemV 102 /XHeight 531 /FontFile2 37 0 R >> endobj 26 0 obj << /Type /Font /Subtype /TrueType /FirstChar 32 /LastChar 146 /Widths [ 342 0 0 0 0 0 0 0 543 543 0 0 361 480 361 689 711 711 711 711 711 711 711 711 711 711 0 0 0 0 0 617 0 776 762 724 830 683 650 811 837 546 0 771 637 948 847 850 733 850 782 710 682 812 764 1128 764 737 0 0 0 0 0 0 0 668 699 588 699 664 422 699 712 342 0 671 342 1058 712 687 699 0 497 593 456 712 650 979 669 651 597 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 332 ] /Encoding /WinAnsiEncoding /BaseFont /CICBGD+Verdana-Bold /FontDescriptor 32 0 R >> endobj 27 0 obj << /Type /FontDescriptor /Ascent 891 /CapHeight 656 /Descent -216 /Flags 34 /FontBBox [ -568 -307 2028 1007 ] /FontName /CICBOE+TimesNewRoman /ItalicAngle 0 /StemV 94 /XHeight 0 /FontFile2 35 0 R >> endobj 28 0 obj << /Type /Font /Subtype /TrueType /FirstChar 32 /LastChar 186 /Widths [ 250 0 0 500 0 833 778 0 333 333 500 564 250 333 250 278 500 500 500 500 500 500 500 500 500 500 278 278 564 564 564 444 0 722 667 667 722 611 556 722 722 333 389 722 611 889 722 722 556 722 667 556 611 722 722 944 722 722 611 333 0 333 0 500 0 444 500 444 500 444 333 500 500 278 278 500 278 778 500 500 500 500 333 389 278 500 500 722 500 500 444 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 333 333 444 444 0 500 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 310 ] /Encoding /WinAnsiEncoding /BaseFont /CICBOE+TimesNewRoman /FontDescriptor 27 0 R >> endobj 29 0 obj << /Type /Font /Subtype /TrueType /FirstChar 32 /LastChar 121 /Widths [ 316 0 0 0 0 0 0 0 0 325 482 0 316 579 316 524 632 632 632 632 632 632 632 632 632 632 0 0 0 0 0 0 0 690 575 692 749 542 536 723 735 288 0 0 533 861 739 777 553 0 632 539 632 693 654 0 626 623 0 0 0 0 0 0 0 552 629 512 629 557 0 0 621 289 0 0 289 0 621 614 0 0 0 510 374 621 518 0 613 522 ] /Encoding /WinAnsiEncoding /BaseFont /CICLBN+LucidaSansUnicode /FontDescriptor 25 0 R >> endobj 30 0 obj [ /ICCBased 38 0 R ] endobj 31 0 obj << /Type /Font /Subtype /TrueType /FirstChar 32 /LastChar 116 /Widths [ 352 0 0 0 0 0 0 0 0 0 0 0 0 454 364 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 596 0 0 0 0 0 0 0 0 0 607 0 0 427 0 394 ] /Encoding /WinAnsiEncoding /BaseFont /CICLKM+Verdana-Italic /FontDescriptor 33 0 R >> endobj 32 0 obj << /Type /FontDescriptor /Ascent 1005 /CapHeight 734 /Descent -209 /Flags 32 /FontBBox [ -73 -208 1707 1000 ] /FontName /CICBGD+Verdana-Bold /ItalicAngle 0 /StemV 188 /XHeight 546 /FontFile2 36 0 R >> endobj 33 0 obj << /Type /FontDescriptor /Ascent 1005 /CapHeight 0 /Descent -209 /Flags 96 /FontBBox [ -131 -207 1461 1000 ] /FontName /CICLKM+Verdana-Italic /ItalicAngle -15 /StemV 0 /FontFile2 39 0 R >> endobj 34 0 obj << /Length 1424 /Filter /FlateDecode >> stream Ethylene oxide (also called epoxyethane and oxirane) is the simplest cyclic ether or epoxide, with the formula C2H4O; reactive material which is added to the base of alcohols (or amines) to form ethoxylated surfactants. 54 Likes, 13 Comments - Residents (@lapmrresidency) on Instagram: “Resident’s Corner: Name: David Huy Blumeyer, MD Year in residency: PGY-4 Where were you born…” Biotransformation of 12C- and 2–13C-labeled methyl tert-butyl ether, ethyl tert-butyl ether, and tert-butyl alcohol in rats: Identification of metabolites in urine by 13C nuclear magnetic resonance and gas chromatography/mass spectrometry. Examples include tert-butyl methyl ether, hexane, and dichloromethane. High Purity MTBE is used as a solvent in the pharmaceutical industry and as a lab solvent. 0000085649 00000 n An ether having methyl and tert-butyl as the two alkyl components. Solubility Slightly soluble in water Partition coefficient; n-octanol/water No data available Autoignition Temperature 224 °C / 435.2 °F Decomposition Temperature No information available Viscosity 0.36 mPa.s at 20 °C Molecular Formula C5 H12 O Molecular Weight 88.15 10. Ethers, such as METHYL TERT-BUTYL ETHER, can act as bases. Methyl-t-Butyl Ether, OmniSolv ® , For Gas Chromatography, Residue Analysis, HPLC, Spectrophotometry MX0826 Page: 5/7 Acute Effects on Humans Hazardous in case of eye contact (irritant). MTBE is also used as a chemical intermediate to produce high purity isobutylene. Signal word Danger-Danger. Auto-ignition temperature: 375°C Explosive limits, vol% in air: 1.6-15.1 Octanol/water partition coefficient as log Pow: 1.06 Methyl tert-Butyl Ether. Butyl methyl ether appears as a clear liquid. In the United States, it was produced in very large quantities (more than 200,000 barrels per day in the United States in 1999) when it was being used widely as a fuel additive there. & Account Managers, For A) ethanol B) hexane C) methanol D) acetone Methyl tert-butyl ether (MTBE) has been used as a gasoline additive since the late 1970s to replace lead and other toxic chemicals and as an oxygenate to meet the vehicle emissions requirements of the 1990 Clean Air Act Amendments . Search Find response information for thousands of hazardous materials, including fire and explosion hazards, health hazards, firefighting techniques, cleanup procedures, protective clothing, and chemical properties. May be toxic by inhalation or skin absorption and irritating to skin. Less dense than water and slightly soluble in water. METHYL TERT-BUTYL ETHER: ICSC: 1164: tert-Butyl methyl ether MTBE Methyl-1,1-dimethylethyl ether 2-Methoxy-2-methyl propane: November 2000: CAS #: 1634-04-4: UN #: 2398 EC Number: 216-653-1 ACUTE HAZARDS PREVENTION FIRE FIGHTING; FIRE & EXPLOSION: Highly flammable. m/z Click and drag to zoom, double click to reset zoom Hover over end of line for value. A review of pertinent equations and current research indicates that when gasoline oxygenated with methyl tert‐butyl ether (MTBE) comes into contact with water, large amounts of MTBE can dissolve.At 25°C, the water solubility of MTBE is about 5,000 mg/L for a gasoline that is 10% MTBE by weight, whereas for a nonoxygenated gasoline, the total hydrocarbon solubility … Methyl t-butyl ether is very soluble in water. Why don't you get 100% recovery? SAFETY DATA SHEET: METHYL-t-BUTYL ETHER METHYL-t-BUTYL ETHER M690.15 INTEGRA Chemical Company 24 Hour Emergency Response: CHEMTREC 800-424-9300 (Outside USA 703-527-3887) 1216 6th Ave N Kent WA 98032 Phone: 253-479-7000 CH3OC(CH3)3 88.15 ... form an azeotrope with water (like diethyl ether) so evaporation of any t-butyl-methyl ether solution saturated with water leave no water residue. Ethers may react violently with strong oxidizing agents. MTBE is a volatile, flammable, and colorless liquid that is sparingly soluble in water. Manufacturer: China: The company dedicated to the development, production and marketing of chemicals. ChEBI CHEBI:27642: An ether having methyl and tert-butyl as the two alkyl components. Inflammation of the eye is characterized by redness, General description tert-Butyl methyl ether (MTBE) is a gasoline additive.MTBE undergoes oxidative degradation in the presence of propane-oxidizing bacterial strains. Your Mendeley pairing has expired. precipitation and foaming in which layer would p-toluic acid be more soluble if p-toluic acid were added to a two-layer mixture of tert-butyl methyl ether and water sodium p-toulate would be found in water layer because it is more soluble in water than p-toluic acid Articles of Methyl tert-butyl ether are included as well. or fax your order to 202-512-2104, 24 hours a day. USE: Methyl t-butyl ether is an important commercial chemical. 0000001240 00000 n

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