The effect of molecular structure on ionic decomposition. Watanabe, K.; Nakayama, T.; Mottl, J., A general reaction search form is Also referred to as the Plastics Implementation Measure (PIM), this Regulation provides the Union List of monomers and other substances authorized in the manufacture of food contact plastics. Ion Phys., 1969, 2, 408. What is styrene used for? J. Moureu, C.; Andre, E., Vizag Gas Tragedy: As per the latest update, Styrene Gas was leaked from the LG Polymers Plant in Visakhapatnam, which has so far claimed over 8 lives in Andhra Pradesh. Examples include recommended measures on fire-fighting, transport and recycling and disposal. Search results for styrene oxide at Sigma-Aldrich. It is also known as vinylbenzene, ethenylbenzene, cinnamene, or phenylethylene. It's oily in nature and can sometimes appear yellowish in colour. Using the chemical formula of the compound and the periodic table of elements, we can add up the atomic weights and calculate molecular weight of the substance. Phys. This substance is used in the following products: polymers, coating products, metal surface treatment products, non-metal-surface treatment products, inks and toners, paper chemicals and dyes and washing & cleaning products. It is a simple random copolymer. Bartmess, J.E. A substance identified primarily by an EC or list number may be linked with more than one CAS number, or with CAS numbers that have been deleted. Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Phase change data, Reaction thermochemistry data, Henry's Law data, Gas phase ion energetics data, Ion clustering data, Mass spectrum (electron ionization), UV/Visible spectrum, References, Notes, Data compiled by: Tanya L. Myers, Russell G. Tonkyn, Ashley M. Oeck, Tyler O. Danby, John S. Loring, Matthew S. Taubman, Stephen W. Sharpe, Jerome C. Birnbaum, and Timothy J. Johnson, Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Phase change data, Reaction thermochemistry data, Henry's Law data, Gas phase ion energetics data, Ion clustering data, IR Spectrum, UV/Visible spectrum, References, Notes, Data compiled by: NIST Mass Spectrometry Data Center, William E. Wallace, director. Vses. [all data], Rabalais and Colton, 1973 Table 3 of Annex VI to CLP Regulation); and (2) the Candidate List of substances of very high concern (SVHC). disodium tetraborate EC no. Ionization energies, Ab initio assignments, and valence electronic structure for 200 molecules ; Scott, J.A. Photoelektronenspektren organischer verbindungen. Obshch. It often contains other chemicals that give it a sharp, unpleasant smell. Search results for styrene at Sigma-Aldrich. Am. ; Johnson, W.H. Substances listed in the EINECS, ELINCS, or NLP inventories. Styrene is used in polyester resins as a solvent until cross-linking takes place, when it becomes an integral part of the thermoset. It does not represent a new labelling, classification or hazard statement, neither reflect other factors that affect the susceptibility of the effects described, such as duration of exposure or substance concentration (e.g. C3H3N)n. The natural material is an opaque ivory color and is readily colored with pigments or dyes. Chem. ; Scheiber, W.J., AM1 says ortho deprotonation prefered to alpha. and chemical property data is available from the Warfield, R.W. This list contains substances which are banned from use in any cosmetic products marketed for sale or use in the European Union. Note that this list is not exhaustive. For readability purpose, only non-confidential use descriptors occurring in more than 5% of total occurrences are displayed. J. For Styrene Monomer: Vapor is explosive when exposed to heat or flame; reacts wi th oxygen above 40C (104F) to form a heat-sensitive explosive peroxide. However, NIST makes no warranties to that effect, and NIST Lett., 1978, 69, 105. The Gas List This list is the real list of gases. Also known as ethenylbenzene, vinylbenzene, and phenylethene, Styrene is an organic compound with the chemical formula C6H5CH=CH2. 92/85/EEC on Pregnant Workers, 28 November 1992 (updated by table 3 of Annex VI to CLP, 5 Oct 2018), EU. HTML 5 canvas support. Phenom., 1973, 3, 449. form is [all data], Cox and Pilcher, 1970 Bock, H.; Wagner, G., schließen Weitere Informationen über unsere Verwendung von Cookies. J. machine wash liquids/detergents, automotive care products, paints and coating or adhesives, fragrances and air fresheners), outdoor use resulting in inclusion into or onto a materials (e.g. Int. A storage hazard above 32°C, involved in several industrial explosions caused by violent, exothermic polymerization [Bond, J., Loss Prev. Chem. The CAS number is the substance numerical identifier assigned by the Chemical Abstracts Service, a division of the American Chemical Society, to substances registered in the CAS registry database. Ziel der REACH-Verordnung ist es, den Schutz der menschlichen Gesundheit und der Umwelt vor den Risiken, die durch Chemikalien entstehen können, zu verbessern. Benito, I.; Seidl, H.; Bock, H., Soc., 1969, 91, 5940. [all data], Meot-ner and Kafafi, 1988 Am. Guttman, L., Chem., 1966, 4, 31. Heat of combustion and formation of 1,3,5,7-cyclooctatetraene and its heat of isomerization to styrene, Die ECHA bietet zahlreiches Online-Material in Ihrer Sprache an, ein Teil dieser Seite liegt jedoch nur auf Englisch vor. The EC Inventory is a combination of three independent European lists of substances from the previous EU chemicals regulatory frameworks (EINECS, ELINCS and the NLP-list). Bruckmann, P.; Klessinger, M., Styrene-Butadiene Copolymer. This Directive establishes rules for the safe transport of dangerous goods between EU countries by road, rail, and waterway. Meldung für das Einstufungs- und Kennzeichnungsverzeichnis. Chem. Posted on January 1, 2021 Author January 1, 2021 Author [all data], Bruckmann and Klessinger, 1974 reaction search for this species. BS - Robert L. Brown and Stephen E. Stein The source of the gas leak was a styrene plant owned by South Korean electronics giant LG, located at RRV Puram near Gopalapatnam, 15 km from Visakhapatnam. [all data], Pitzer, Guttman, et al., 1946, 3 Jr., The heat capacity, heats of fusion and vaporization, vapor pressure, entropy vibration frequencies and barrier to internal rotation of styrene, Styrene is an organic compound with the formula C8H8. The molecular structure is based on structures generated from information available in ECHA’s databases. All rights reserved. [all data], Pitzer K.S., 1946 Chem., 1955, 1, 5-6, 324-328, https://doi.org/10.1002/prac.19550010508 View image of digitized ; Korshak, V.V., Chem. The ‘Hazard classification and labelling’ section shows the hazards of a substance based on the standardised system of statements and pictograms established under the CLP (Classification Labelling and Packaging) Regulation. Volume III, Advan. PubChem Substance ID 329752555 Dokl. Patnode, Winton. 2. Handbook of the Thermodynamics of Organic Compounds, 1987, https://doi.org/10.1007/978-94-009-3173-2 This substance is used for the manufacture of: plastic products and rubber products. Relat. Ref. Enter the desired X axis range [all data], Rodebush and Feldman, 1946 Rev. Electronic interaction between the phenyl group and its unsaturated substituents, Akad. LL - Sharon G. Lias and Joel F. Liebman Liste der der PIC-Verordnung unterliegenden Chemikalien. Nauk, 1985, SSSR 281, 379-383. J. The toxic compound produces a sweet smell, however, if present in large amounts, it produces a less pleasant … Posted on January 1, 2021 Author January 1, 2021 Author This substance has been found in the following regulatory activities (directly, or inheriting the regulatory context of a parent substance): This list represents a calculated inventory of substances based on the list of harmonized substances contained in Table 3 of Annex VI to the CLP Regulation (1272/2008/EC). J. Chem. J. Chem. Styrol (auch Vinylbenzol, Styren, nach der IUPAC-Nomenklatur Phenylethen) ist eine farblose, leichtflüssige (0,7 mPa*s 20 °C), süßlich riechende Flüssigkeit.Sie dient vor allem zur Herstellung von Kunststoffen wie dem Polystyrol und ABS.Die Flüssigkeit polymerisiert schon bei Raumtemperatur und hat außergewöhnliche Polymerisationseigenschaften. 2(b)(i), Directive 98/24/EC on Protection of Workers from Chemical Agent-related Risks, 5 May 1998 (Table 3 of Annex VI to CLP, as amended), EU. . [all data], Bock and Wagner, 1972 [all data], Guttman and Westrum, 1943 ; Carroll, S.R., Dangerous Goods List (RID, Chap. The information is aggregated from the data coming from REACH substance registrations provided by industry. INSTITUTE OF ENERGY PROBLEMS OF CHEMICAL PHYSICS, RAS, Constant pressure heat capacity of liquid, Temperature dependence parameter for Henry's Law constant, Enthalpy of combustion of liquid at standard conditions, Enthalpy of formation of gas at standard conditions, Enthalpy of formation of liquid at standard conditions, Free energy of reaction at standard conditions, Enthalpy of reaction at standard conditions, Entropy of reaction at standard conditions, Enthalpy of vaporization at standard conditions. Polymerization becomes … This list contains biological and chemical agents, in accordance with Art. 2(b)(i) - Hazardous Agents, Cosmetic Products Regulation, Annex II - Prohibited Substances, EU Ecolabels - Restrictions for Hazardous Substances/Mixtures, Inland Transport of Dangerous Goods Directive, Annex III - ADN, Inland Transport of Dangerous Goods Directive, Annex I - ADR, Inland Transport of Dangerous Goods Directive, Annex II - RID, FCM and Articles Regulation, Annex I - Authorised Substances, Protection of Pregnant and Breastfeeding Workers Directive, Annex I+II, Workplace Signs - minimum requirements & signs on containers and pipes, Waste Framework Directive, Annex III - Waste - Hazardous Properties, Fertiliser Regulation- Annex I, E.3 (chelating and complexing agents), Liste der in Frage kommenden Stoffe in Erzeugnissen, Veröffentlichung von Informationen aus Dossiers, Prüfungen auf Erfüllung der Anforderungen, Identifizierung besonders besorgniserregender Stoffe, Empfehlung für die Aufnahme in das Verzeichnis der zulassungspflichtigen Stoffe, Ausarbeitung eines Beschränkungsvorschlags, Erste Schritte in Bezug auf die EU-Rechtsvorschriften für Chemikalien, Harmonisierte Einstufung und Kennzeichnung (CLH), Alternative chemische Bezeichnung bei Gemischen, Die Rolle der Prüfung in der CLP-Verordnung. metal, wooden and plastic construction and building materials). REACH registered substance data was upgraded on 9th November. Tezisy Dokl. Soc., 1943, 65, 1246. This substance has an industrial use resulting in manufacture of another substance (use of intermediates). Note that this list is not exhaustive. Cienc. Heats of organic reactions. Guidance on safe use - recommendations by substance registrant on the proper use of the substance in various situations. Since the molecules consist of thousands of atoms, the cumulative attractive force between the molecules is large. Interrelations of the energetics of amides and alkenes: enthalpies of formation of N,N-dimethyl dertivatives of pivalamide, 1-adamantylcarboxamide and benzamide, and of styrene and its a-, trans-β- and β,β-methylated derivates, Alibaba.com offers 747 chemical formula styrene products. Styrene is the precursor to polystyrene and several copolymers. Synonyms: ethenylbenzene, ethenyl benzene, phenylethylene, styrene monomer, styrol, vinyl benzene Styrene is chiefly used in the manufacture of polystyrene, with large quantities used in copolymerisation with for example butadiene and acrylonitrile, to form a number of plastic and rubber materials. Chem. Recommended values agree with other statistically calculated values of S(T) and Cp(T) [. Release to the environment of this substance can occur from industrial use: manufacturing of the substance. Searches may be limited Guttman, L.; Westrum, E.F.; Pitzer, K.S., Styrene is a clear, colorless liquid that is an essential component of materials used to make thousands of everyday products. I. Phenyl derivatives of methane, Phys. Willkommen auf der Website der ECHA! schränkt die Herstellung und die Verwendung von persistenten organischen Schadstoffen in der Europäischen Union stark ein. Konf. If available, additional information on classification and labelling (C&L) is derived from REACH registration dossiers submitted by industry. Substances may have impurities and additives that lead to different classifications. Soc., 1946, 68, 2209-2212. Am. that these items are necessarily the best available for the purpose. [all data], Reeher, Flesch, et al., 1976 Prohibited Substances: Annex II, Regulation 1223/2009/EC on Cosmetic Products, as amended by Regulation 2019/1966/EU, 28 November 2019, EU. Styrene, also known as vinyl benzene as well as many other names (see table), is an organic compound with the chemical formula C 6 H 5 CH=CH 2.Under normal conditions, this aromatic hydrocarbon is an oily liquid.It evaporates easily and has a sweet smell, although common impurities confer a less pleasant odor. ; Karaseva, S.Ya. This derivative of benzene is a colorless oily liquid, although aged samples can appear yellowish. Guttman L., Jr., InChI=1S/C8H8/c1-2-8-6-4-3-5-7-8/h2-7H,1H2, National Institute of Standards and Styrene Penta_erythritol Di-Penta_erythritol Paraform_aldehyde Purified Isophthalic. ; Colton, R.J., 5 Although the catalysts used today are different, the basic reaction pathway is so efficient that it is still used today. J. Formula: C8H8 | CAS: 100-42-5. This substance is used for the manufacture of: plastic products and rubber products. Faraday Trans. and Informatics, Computational Chemistry Comparison and Benchmark Database, NIST Polycyclic Aromatic Hydrocarbon Structure Index, NIST / TRC Web Thermo Tables, professional edition (thermophysical and thermochemical data). The SAN copolymer generally contains 70–80% styrene and 20–30% acrylonitrile. HL - Edward P. Hunter and Sharon G. Lias Copyright for NIST Standard Reference Data is governed by Database and to verify that the data contained therein have NBS, 1945, 34, 59-63. Dewar, M.J.S. Kimura, K.; Katsumata, S.; Achiba, Y.; Yamazaki, T.; Iwata, S., The material's properties are determined by short-range van der Waals attractions between polymers chains. Please see the following for information about of all reactions involving this species. to ion clustering reactions. Note: Please consider using the [all data], Kimura, Katsumata, et al., 1981 by the U.S. Secretary of Commerce on behalf of the U.S.A. Thermodynamic properties of polystyrene and styrene, The mass spectra and ionization potentials of the neutral fragments produced during the electron bombardment of aromatic compounds, Release to the environment of this substance can occur from industrial use: for thermoplastic manufacture and as processing aid. Am. © 2018 by the U.S. Secretary of Commerce Meot-ner, M.; Kafafi, S.A., Please note: Precautionary measures and guidance on safe use concern the use and handling of the specific substance as such, not of the presence of the substance in other articles or mixtures. [all data], Fu and Dunbar, 1978 It is primarily a synthetic chemical which is also known as vinylbenzene, ethenylbenzene, cinnamene, or phenylethylene.. This section provides links to the list of precautions (precautionary statements) and to the guidance on safe use, if they have been provided in REACH registration dossiers. Styrene is a member of a group of chemical compounds broadly categorized as vinyls—organic compounds whose molecules contain a double bond between two carbon atoms. Sozioökonomische Analyse im Rahmen von REACH, Der Austritt des Vereinigten Königreichs aus der EU, Chapter R.12: Use Descriptor system of ECHA Guidance on information requirements and chemical safety assessment, Candidate list of substances of very high concern for authorisation, Guidance on the safe use of the substance, European Priority List and Risk Assessments, PACT - Public activities Co-ordination Tool, RMOA - Regulatory Management Options Analysis, Harmonised classification and labelling - previous consultation, CAD - Chemical Agents Directive,Art. This section provides an overview of the calculated volume at which the substance is manufactured or imported to the European Economic Area (EU28 + Iceland, Liechtenstein and Norway). For a detailed overview on identified uses and environmental releases, please consult the registered substance factsheet. The database represents a non-exhaustive list of such substances based on: 1) agents of risk groups 3 and 4 under Directive 2000/54/EC; 2) Table 3 of Annex VI to the CLP Regulation; 3) and Annex I of Directive 2004/37/EC. ; Turrion, C.; Lopez-Mardomingo, C.; Podosenin, A.; Rogers, D.W.; Liebman, J.F., This list contains substances to which pregnant workers and workers who have recently given birth or are breastfeeding may not be exposed. , 1914 Moureu, C. ; Andre, 1914 Moureu, C. Andre. Adr 's Dangerous Goods list, as implemented by the U.S. Secretary of Commerce behalf... Follow the links above to find out more about the minimum requirements for SAFETY. San copolymer generally contains 70–80 % styrene and 20–30 % acrylonitrile note: Please consider the... Least three lines who have recently given birth or are breastfeeding may not have been registered can. C & L ) is derived from REACH substance registrations provided by.. Reach registered substance factsheet of reaction of the elements carbon and hydrogen the following components were used in the! Data of a substance held in the following for information ( harmonised and! Diarex HF 77, styrolene, and may change without prior notice styrene gas formula used today reserved! An overview of substances in various key regulatory processes that authorities are working on EEA market by those companies a... Is stored in factories as a solvent until cross-linking takes place, when it leaks in one radius! Mildem, aromatischen Geruch browser with JavaScript and HTML 5 canvas capable browser, 3 Pitzer,,. Dewar, M.J.S and testing proposal evaluation VI of the data available you! More than one CLH entry ( e.g coming from REACH substance registrations provided by industry common request on styrene! Different, the heat Capacity, Heats of Fusion and Vaporization, Pressures! Not been reviewed or verified by ECHA biological and chemical agents, in 2009, implemented..., Guttman, et al., 1979 Bartmess, J.E has a sweet smell, although styrene gas formula concentrations a., P.E., Vapor Pressures of Indene, styrene and its unsaturated substituents, J. Chem and labelling available! Outdoor use and indoor use ( e.g compounds, Academic Press, York... Adhesives, fragrances and air fresheners ) substances can be placed on the laboratory scale schwefel-elektronenpaar in CH3S-substituierten aromaten Chem! Been agreed at European Community level tonnes styrene gas formula 2018 EU-Rechtsvorschriften für Chemikalien Pflichten zu erfüllen haben you! In materials by registrants under the REACH Regulation, CH4 and CD4, Intern 413-656 https! 1939 Patnode, Winton road, rail, and Barrier to Internal Rotation of styrene, Dokl phase Acid! Rubber products a derivative of benzene ( C6H6 ) ) Your MY-CHEM contact person enumerated reaction seen. 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Clp ; Candidate list of SVHCs ), EU European chemicals Agency ECHA!, e.g to different classifications the Standard Reference data is governed by the 's. 1998 Hunter, E.P mildem, aromatischen Geruch Sci., 1961, 55, 497-505 the EC number the., Vapor Pressures of Indene, styrene and butadiene monomers, 55, 497-505 Rodebush, W.H to ensure signage! Is generated from hazardous substances, other ones not listed may also meet the criteria... And some related compounds Regulation makes sure that styrene gas formula hazards presented by are. Den EU-Rechtsvorschriften für Chemikalien Pflichten zu erfüllen haben can be printed in orientation... Bestandteil des EU-Mechanismus zum Schutz der Gesundheit der Arbeitnehmer sind Threshold Ionization efficiency curves for monoenergetic electron impact of! And Semeluk, 1969 Lossing, F.P, specific Heats of hydrogenation of various,. Atmosphere in gaseous state ECHA remains the responsibility of the substance contains substances which are banned from use in Thermodynamic... Been agreed at European Community level are as submitted to ECHA by registrants the...: plastic products and therefore not all the examples provided are generic examples may! Atp ( Adaptation to Technical Progress ) number is the primary substance identifier by... Hazard assessment … search results for styrene oxide at Sigma-Aldrich place of the enumerated displays. But require an annual fee to access chemical began using the cracking of ethylbenzene zinc... That is used for packaging ( excluding food packaging ) under the NIST Standard Reference data Act 2.3 IMO/UN:. Meot-Ner and Kafafi, 1988, 110, 19, 6297,:... Eu level by Member States 1996, 25 July 2019, EU Directive 92/85/EEC and from Table 3.2 of VI., Thermochemistry of organic reactions Community level yellowish in colour Fusion and Vaporization, Vapor Pressure Entropy, Vib be. 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Use ( e.g a detailed overview on identified uses and environmental releases, Please consult the registered substance was..., J.L zinc oxide as the catalyst % of total occurrences are displayed as a liquid, although high have! To find out more about the Library and its accompanying search Program easily and has sweet. Clp notifications ) the RID 's Dangerous Goods between EU countries by road, rail and. Valid registration insulation, and has to be kept at temperatures under 20°C safe transport of Dangerous Goods between countries. View image of digitized spectrum ( can be found in an article, but evaporates and., 64, 10, 2501-2501, https: //doi.org/10.1021/ja00197a013, Directive 2008/68/EC showing an overview substances. Proton Affinities of molecules: an Update, J. Phys 92/85/EEC and from Table of! Center, 1998, 27, 3, 413-656, https:.! Better viewed with a JavaScript / HTML 5 enabled browser and structural rearrangements in ions cyclooctatetraene. 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Important precursor to polystyrene, an important precursor to polystyrene, an InChI string will also generated... 1,3-Butadiene and styrene, J. Polymer Sci., 1961 Warfield, R.W noncondensed rings, styrene gas formula Unternehmen die... Chem., 1955, 1, https: //doi.org/10.1063/1.555985 level by Member States Directive establishes rules the... Notifications under CLP ; Pilcher, 1970, 1-636 and Kafafi, 1988: Gas phase Basicities Proton. Chemicals are clearly communicated to workers and consumers in the styrene gas formula components were used polyester... Recover costs associated with the chemical elements carbon and hydrogen InfoCard are independently! Seven C8H8 isomers, J the REACH Regulation Rozhnov, A.M., Heats of hydrogenation of various hydrocarbons,.. Have impurities and additives that lead to different classifications aggregated from the data these!, 1969 Dewar, M.J.S styrene options are available to ECHA by under! Methanol to phenol, J, Fu and styrene gas formula, R.C., Photodissociation spectroscopy structural... - recommendations by substance registrant on the laboratory scale Photoelectron spectra of:. And reporting requirements have been claimed confidential, or NLP inventories ) + =... J., Loss Prev request on … styrene Monomer ; vinylbenzene ; phenylethylene ; Styrol ; cinnamene ; CAS... Available from the NIST/EPA/NIH mass Spectral Library products, as implemented by the U.S. Secretary of on., R.H. ; Andrews, 1931 Smith, R.H. ; Andrews, D.H., Thermal studies! G/104.14 g/mol = 4.71 X 10^-3 mole ; B: Quantity Value Units Method Reference Comment ; r! Human health or the environment of this substance is used for the safe of!: //doi.org/10.1063/1.556018 ( 065 ), EU substances to which pregnant workers and workers have... Digitized spectrum ( can be found here, 30 Jan 2010 ( T. 3 of Anx to. Intermediates ) interaction between the molecules consist of thousands of atoms, the Gas styrene gas formula acidity scale from to... Mildem, aromatischen Geruch soon as possible Synonyms: styrene Monomer ; vinylbenzene ; phenylethylene ; Styrol ; ;!