×. :1292 , IMCO Class No. P370+P378 In case of fire: Use ... to extinguish. This hydrolysis reaction is an example of a sol-gel process. *INR price is exclusive of domestic taxes applicable. Regulatory process names 8 Translated names 39 CAS names 1 IUPAC names 21 Trade names 17 Other identifiers 8. Surname. Ethyl silicate Chemical Properties Uses Production method Category Toxicity grading Acute toxicity Stimulus data Explosive hazardous characteristics Flammability hazard characteristics Storage Characteristics Extinguishing agent Occupational standards. for more information. Medical Subject Headings (MeSH). Sorry for the inconvenience. P312 Call a POISON CENTER/doctor/\u2026if you feel unwell. No smoking. Continue rinsing. Store in cool place. Tetraethyl orthosilicateNamesIUPAC nametetraethoxysilaneOther namestetraethyl orthosilicate; ethyl silicate; silicic acid tetraethyl ester; silicon ethoxide; TEOS; tetraethyl silicateIdentifiersCAS Number78-10-4 Y3D model (JSmol)Interactive imageChemSpider6270 YECHA InfoCard100.000.986. The ignition temperature is 230 ° C. The substance therefore falls into temperature class T3. Service Tel: +86-571-87759741, Marketing Tel: +86-571-89739798 skype, Copyright©2010-2021 Guidechem 浙B2-20090288-37, Recommended use of the chemical and restrictions on use, Classification of the substance or mixture, GHS label elements, including precautionary statements, Other hazards which do not result in classification, Description of necessary first-aid measures, Most important symptoms/effects, acute and delayed, Indication of immediate medical attention and special treatment needed, if necessary, Specific hazards arising from the chemical, Special protective actions for fire-fighters, Personal precautions, protective equipment and emergency procedures, Methods and materials for containment and cleaning up, Conditions for safe storage, including any incompatibilities, Individual protection measures, such as personal protective equipment (PPE), Transport in bulk according to Annex II of MARPOL 73/78 and the IBC Code, Safety, health and environmental regulations specific for the product in question, Silicic acid (H4SiO4),tetraethyl ester, hydrolyzed, Silicic acid (H4SiO4),tetrakis(1-methylethyl) ester, Silicic acid (H4SiO4),cobalt(2+) salt (1:2) (8CI,9CI), Silicic acid (H4SiO4),beryllium salt (1:2) (8CI,9CI), Phosphonic acid,P,P'-(1,3-propanediyl)bis-, P,P,P',P'-tetraethyl ester, Phosphonic acid,P,P'-ethenylidenebis-, P,P,P',P'-tetraethyl ester, High purity factory cas no 78-10-4 Tetraethyl orthosilicate with best price, High quality best purity Tetraethyl orthosilicate Cas 78-10-4 with factory price, Lowest price Tetraethyl orthosilicate/TEOS CAS 78-10-4, 8F, Block C, No.3 Building, Zijin Plaza, No.701, Gudun Road, Hangzhou, Zhejiang 310030, China. tetraethoxysilane. Tetraethyl orthosilicate, formally named tetraethoxysilane and abbreviated TEOS, is the chemical compound with the formula Si(OC2H5)4. Subscribe above to receive our eNews, featuring scientific research, new products, and exclusive promotions. If breathed in, move person into fresh air. Gloves must be inspected prior to use. 78-10-4 | C8H20O4Si - Appearance: clear liquid; Color: colorless; Purity: min 99%. The sol-gel method consists mainly of replacing the vitreous network-forming oxides traditionally melted at high temperature by homologous. We provide Tetraethyl Orthosilicate safety data sheets view and download at Echemi.com. Rinse mouth with water. Decomposition temperature. Synonym: Ethyl silicate; Silicic acid Section 10 - STABILITY AND REACTIVITY Chemical Stability: Stable under normal temperatures and pressures. Visit China Co-formula manufacturer for more information about tetraethoxysilane like application, packaging, storage, etc. TEOS is a colorless liquid that degrades in water. Wang et al. PubChem CID. from Wikipedia, the free encyclopedia. pH. P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Chemical Name: Tetraethyl orthosilicate (Ethyl Silicate) CAS#: 78-10-4 Structural Formula Sign up today! Show this safety data sheet to the doctor in attendance. use. Tetraethyl orthosilicate, formally named tetraethoxysilane and abbreviated TEOS, is the chemical compound with the formula Si(OC2H5)4. Do not contaminate water, foodstuffs, feed or seed by storage or disposal. You could also do it yourself at any point in time. Find tetraethyl orthosilicate at Alibaba.com to make clothing and fabrics feel nicer after manufacturing. Crosslinking agent, e. g. for silicone elastomers, Water scavenger in sealants. Tetraethyl Orthosilicate SDS details show. The requested specifications are not available. The source code for the WIKI 2 extension is being checked by specialists of the Mozilla Foundation, Google, and Apple. Controlled incineration with flue gas scrubbing is possible for combustible packaging materials. Congratulations on this excellent venture… what a great idea! Avoid formation of dust and aerosols. *Upon orders receipt, Hyderabad stocks will be dispatched on the same day & Chennai stocks will be dispatched in 3-6 working days. Pick up and arrange disposal. [3] TEOS is also used as the silica source for synthesis of some zeolites. P243 Take action to prevent static discharges. Formula: C8H20O4Si | CAS: 78-10-4. Browse tetraethyl orthosilicate quality products at ideal prices. Wear self-contained breathing apparatus for firefighting if necessary. You can easily unsubscribe at any time. Do not contaminate water, foodstuffs, feed or seed by storage or disposal. Please Contact Us Stable under recommended storage conditions. The selected protective gloves have to satisfy the specifications of EU Directive 89/686/EEC and the standard EN 374 derived from it. Do not discharge to sewer systems. Never give anything by mouth to an unconscious person. P319 Get medical help if you feel unwell. Toxicity to daphnia and other aquatic invertebrates: no data available, Toxicity to microorganisms: no data available, ADR: European Agreement concerning the International Carriage of Dangerous Goods by Road, RID: Regulation concerning the International Carriage of Dangerous Goods by Rail, IMDG: International Maritime Dangerous Goods, IATA: International Air Transportation Association, IPCS - The International Chemical Safety Cards (ICSC), website: http://www.ilo.org/dyn/icsc/showcard.home, HSDB - Hazardous Substances Data Bank, website: https://toxnet.nlm.nih.gov/newtoxnet/hsdb.htm, IARC - International Agency for Research on Cancer, website: http://www.iarc.fr/, eChemPortal - The Global Portal to Information on Chemical Substances by OECD, website: http://www.echemportal.org/echemportal/index?pageID=0&request_locale=en, CAMEO Chemicals, website: http://cameochemicals.noaa.gov/search/simple, ChemIDplus, website: http://chem.sis.nlm.nih.gov/chemidplus/chemidlite.jsp, ERG - Emergency Response Guidebook by U.S. Department of Transportation, website: http://www.phmsa.dot.gov/hazmat/library/erg, Germany GESTIS-database on hazard substance, website: http://www.dguv.de/ifa/gestis/gestis-stoffdatenbank/index-2.jsp, ECHA - European Chemicals Agency, website: https://echa.europa.eu/. P240 Ground and bond container and receiving equipment. Rinse thoroughly with plenty of water for at least 15 minutes and consult a physician. Avoid breathing vapours, mist or gas. Like its many analogues, it is prepared by alcoholysis of silicon tetrachloride: where Et is the ethyl group, C2H5, and thus EtOH is ethanol. Consult a physician. Alternatively, the packaging can be punctured to make it unusable for other purposes and then be disposed of in a sanitary landfill. Tetraethyl orthosilicate. The requested analytical chart is not available. : Tetraethyl orthosilicate. The material can be disposed of by removal to a licensed chemical destruction plant or by controlled incineration with flue gas scrubbing. Prevent further leakage or spillage if safe to do so. Tetraethyl orthosilicate. TEOS is mainly used as a crosslinking agent in silicone polymers and as a precursor to silicon dioxide in the semiconductor industry. no data available. You can change or update your cookiesettings at any time. Avoid exposure - obtain special instructions before use.Provide appropriate exhaust ventilation at places where dust is formed. ), Thank you for subscribing to TCI eNews & Promotions, Si (Silicon) Compounds [Chemical Structural Class], Si-O Compounds [Chemical Structural Class], Tetraalkoxysilanes [Chemical Structural Class], Colorless to Almost colorless clear liquid. 7.2 Conditions for safe storage, including any incompatibilities Store under nitrogen. To install click the Add extension button. Structural formula. The Stöber process allows the formation of monodisperse and mesoporous silica.[7][8][9]. Monday to Friday, 9am-5pm (Standard time zone: UTC/GMT +8 hours). 5, the storage period was up to 12 months at room temperature, The inorganic zinc silicate primer had the characteristics of rapid surface drying. The basic properties are similar to the more popular tetraethyl orthosilicate, which is. Tetraethyl orthosilicate for synthesis. Tetraethyl orthosilicate，Leading China Manufacturer, 53 Years R&D Experience. Avoid contact with skin and eyes. That's it. Use water spray, alcohol-resistant foam, dry chemical or carbon dioxide. Please contact our customer service staffs for more information.â. P271 Use only outdoors or in a well-ventilated area. It is the most prevalent alkoxide of silicon. Evacuate personnel to safe areas. Dispose of contaminated gloves after use in accordance with applicable laws and good laboratory practices. P501 : Dispose of contents/ container to an approved waste disposal plant. Tetraethyl Orthosilicate (TEOS) extrapure, 98%, 28-28.8% SiO2. If not breathing, give artificial respiration. For personal protection see section 8. Wear dust mask when handling large quantities. If your information is correct and you are still not able to view the requested certificates, Please While tetramethoxysilane is highly damaging to eyes since it deposits silica, TEOS is much less so due to lower hydrolysis rate of the ethoxy groups.[10]. Sol-gel techniques involve dissolving a ceramic precursor (e g., tetramethyl orthosilicate) in a solvent and. Tetraethyl orthosilicate. .sds-ghs .header, .sds-ghs .content { font-family: 'times_new_roman', 'Times New Roman', sans-serif; } .avoid-page-break-inside { page-break-inside:avoid; } .sds-ghs h1, .sds-ghs h2, .sds-ghs h3, .sds-ghs h4, .sds-ghs h5, .sds-ghs h6 { font-weight: bold; } .sds-ghs h1 { text-align: left; font-size: 2em; margin: 0.67em 0; } .sds-ghs h2 { text-align: left; color: grey; font-size: 1.2em; margin: 0.83em 0; } .sds-ghs h3 { font-size: 1.17em; margin: 10px 0; } .sds-ghs h4 { /*text-align:center;*/ font-size: 1em; margin: 10px 0; } .sds-ghs h5 { font-style: italic; color: grey; font-size: 0.83em; margin: 10px 0; } .sds-ghs p { /*border: 1px solid blue;*/ color: black; line-height: 1; margin-bottom: 5px; } .sds-ghs hr { /*border: 1px solid blue;*/ color: black; margin: 0.5em 0; } .sds-ghs table { width: 100%; border-collapse: collapse; } .sds-ghs table td, .sds-ghs table th { border: 1px solid black; text-align: center; line-height: 1.5em; } .sds-ghs .subtitle { font-size: 12px; color: grey; text-align: right; } .sds-ghs .table-border-none th, .sds-ghs .table-border-none td { border: none; text-align: left; vertical-align: top; line-height: 1; } .sds-ghs .width-pc-70 { width: 70%; } .sds-ghs .width-pc-30 { width: 30%; } .sds-ghs .width-100 { width: 100px; } .sds-ghs .title-number { width: 50px; float: left; display: inline-block; } .sds-ghs .title-content { padding-left: 50px; display: block; } .sds-ghs .title { margin-right: -50px; border-top: 1px solid; } .sds-ghs .content { margin-left: 50px; margin-right: 50px; } .sds-ghs .m-t { margin-top: 15px; } .sds-ghs .text-left { text-align: left; } .sds-ghs h3 { margin-left: -50px; } .sds-ghs h3:before { clear: both; content: ''; }, Specific target organ toxicity \u2013 single exposure, Category 3. Discharge into the environment must be avoided. Avoid breathing dust. for more information. Handle in accordance with good industrial hygiene and safety practice. At elevated temperatures (>600 °C), TEOS converts to silicon dioxide: TEOS has low toxicity by ingestion. tetraethyl orthosilicate; ethyl silicate; silicic acid tetraethyl ester; silicon ethoxide; TEOS; tetraethyl silicate, InChI=1S/C8H20O4Si/c1-5-9-13(10-6-2,11-7-3)12-8-4/h5-8H2,1-4H3, InChI=1/C8H20O4Si/c1-5-9-13(10-6-2,11-7-3)12-8-4/h5-8H2,1-4H3, Except where otherwise noted, data are given for materials in their, Tetraethyl orthosilicate synthesis (precursor to aero-gel). Tetraethyl orthosilicate MSDS (material safety data sheet) or SDS, CoA and CoQ, dossiers, brochures and other available documents. Wear impervious clothing. Would you like Wikipedia to always look as professional and up-to-date? TEOS is a tetrahedral molecule. added tetraethyl orthosilicate (TEOS) to the solution of Pd NPs stabilized by polyvinylpyrrolidone (PVP) to obtain Pd NPs 3.5.1 Overview. The side product is ethanol. A description for this chemical needs to be added. It will enhance any encyclopedic page you visit with the magic of the WIKI 2 technology. According to the annexes to the directive, storage areas and containers containing chemical tetraethyl orthosilicate. Keep in suitable, closed containers for disposal. TEOS is used in the production of aerogel. Rinse skin with water [or shower]. Rösch, Lutz; John, Peter and Reitmeier, Rudolf "Silicon Compounds, Organic" in, This page was last edited on 28 March 2021, at 16:08, National Institute for Occupational Safety and Health, https://www.mathesongas.com/pdfs/msds/MAT09230.pdf, NIST Standard Reference Database 69, June 2005 Release: NIST Chemistry WebBook, CDC – NIOSH Pocket Guide to Chemical Hazards, 168 to 169 °C (334 to 336 °F; 441 to 442 K), Reacts with water, soluble in ethanol, and 2-propanol. Please Contact Us TCI uses cookies to personalize and improve your user experience. Please note that the latest information on the storage temperature for the products is described on our website. These applications exploit the reactivity of the Si-OR bonds. P403+P233 Store in a well-ventilated place. Safety glasses with side-shields conforming to EN166. Please Check that the Lot Number you have entered is correct. There are currently no equipment defined that use this chemical. Handle with gloves. Remove contact lenses, if present and easy to do. Wash hands before breaks and at the end of workday. By continuing on our website, you accept the use of cookies. *TCI frequently reviews storage conditions to optimize them. Containers can be triply rinsed (or equivalent) and offered for recycling or reconditioning. Tetraethyl Orthosilicate. P210 Keep away from heat, hot surfaces, sparks, open flames and other ignition sources. Tetramethyl orthosilicate. *Change currency to place order in USD. Tetraethyl orthosilicate, formally named tetraethoxysilane and abbreviated TEOS, is the chemical compound with the formula Si(OC2H5)4. TEOS is a colorless liquid At elevated temperatures (>600 °C), TEOS converts to silicon dioxide Tetraethyl orthosilicate ≥99.0% (GC); CAS Number: 78-10-4; EC Number: 201-083-8; Synonyms: Orthosilicic acid tetraethyl ester,Silicon tetraethoxide,TEOS,Tetraethyl silicate,Tetraethoxysilane,Tetraethoxysilicon(IV); Linear Formula: Si(OC2H5)4; find. EC number. P403+P235 Store in a well-ventilated place. General. There are currently no data sheets for this chemical. How to detect Tetraethyl orthosilicate. Tetraethyl orthosilicate. TEOS is the ethyl ester of orthosilicic acid, Si(OH)4. Sweep up and shovel. P403+P235 Store in a well-ventilated place. Rates of this conversion are sensitive to the presence of acids and bases, both of which serve as catalysts. Ensure adequate ventilation. Tetraethyl orthosilicate. The type of protective equipment must be selected according to the concentration and amount of the dangerous substance at the specific workplace. o) Partition coefficient: n- no data available octanol/water. Tetraethyl orthosilicate (TEOS) is an ester of orthosilicic acid, which exists in small amounts in nature wherever silica is in contact with water. *TCI frequently reviews storage conditions to optimize them. Storage. tetraethyl orthosilicate. There are currently no processes defined that use this chemical. *Items available in Japan warehouse will be dispatched in 10-12 working days. There are currently no process SOPs defined for this chemical. The ester is also known by several other names, including ethyl silicate (which is somewhat ambiguous), silicon tetraethoxide, and tetraethoxysilane. Consult a physician. Wash off with soap and plenty of water. Announcement: "Kindly note that our TCI and TCPL bank account numbers are changing w.e.f 1st Nov 2021. Use proper glove removal technique(without touching glove's outer surface) to avoid skin contact with this product. The reaction proceeds via a series of condensation reactions that convert the TEOS molecule into a mineral-like solid via the formation of Si-O-Si linkages. Use personal protective equipment. [5] TEOS has historically been used as an additive to alcohol based rocket fuels to decrease the heat flux to the chamber wall of regeneratively cooled engines by over 50%.[6].
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