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CAS Future Leaders. CASRN — 71-43-2. certified reference material, TraceCERT Quantity Value Units Method Reference Comment; Δ r H°-275. En caso de inhalación Proporcionar aire Immediately Dangerous to Life or Health Concentrations (IDLH) CAS number: 71-43-2. H302: Nocivo en caso de ingestión. CAS 13280-61-0, molar mass 310. This public health statement tells you about benzene and the effects of exposure to it. Sus vapores son mas densos que el aire. It is the recipient’s responsibility to Benzene. La molécula de benceno fue descubierta por Faraday en 1825, quien aisló por primera vez a partir del gas de alumbrado el compuesto, de fórmula empírica CH. ?) Fluorobenzene is an aryl fluoride and the simplest of the fluorobenzenes, with the formula C 6 H 5 F, often abbreviated Ph F. 0 license . 99. Isotopologues: Benzene-D6 Australian Industrial Chemicals Introduction Scheme (AICIS); CAMEO Chemicals; CAS Common Chemistry; ChemIDplus; DTP/NCI; EPA Acute Exposure Guideline Levels (AEGLs); EPA Chemical Data Reporting (CDR); EPA Chemicals under the TSCA; EPA DSSTox; EPA Integrated Risk Information System (IRIS); EPA Provisional Peer-Reviewed Toxicity Values (PPRTVs); European Chemicals Agency (ECHA); FDA Global Hazardous Substances Data Bank (HSDB) Benzenethiol is listed as a High Production Volume (HPV) chemical (65FR81686). 36). At 1 atmosphere of pressure, benzene has N. 2 Usos pertinentes identificados de la sustancia o de la mezcla y usos desaconsejados Usos identificados : Reactivos para laboratorio, Síntesis de sustancias 1. Benzol, Phenyl hydride. Isotopologues: Benzene-D6. Average mass 78. ] NIOSH/OSHA. 1 ppm ST de 1 ppm Ver Apéndice A. Benzene-D6. 99; CAS Number: 98-09-9; Linear Formula: C6H5SO2Cl; find related products, papers, technical documents, MSDS & more at The effects of exposure to any hazardous substance depend on the dose, the duration, how you are exposed, personal traits and habits, and whether other chemicals are present. IUPAC Standard InChIKey:UHOVQNZJYSORNB-UHFFFAOYSA-N Copy. Chemical structure: This structure is also available as a 2d Mol file or as a computed 3d SD file. It is a conjugate acid of a benzene-1,3,5-tricarboxylate (1-). Es muy inflamable, mas ligero que el agua e insoluble en ella. Cumol, Isopropyl benzene, 2-Phenyl propane Colorless liquid with a sharp, penetrating, aromatic odor. FDA Regulation: FDA PART 172 -- FOOD ADDITIVES PERMITTED FOR DIRECT ADDITION TO FOOD FOR HUMAN CONSUMPTION. Serious eye damage/eye irritation - Category 2. Fue Eilhard Mitscherlich quien logró medir su masa molecular a partir de su presión de vapor, estableciéndola en 78 u, lo que correspondía a una fórmula molecular C 6 H 6. 5% for NMR spectroscopy MagniSolv™. Strong oxidizers, many fluorides & perchlorates, nitric acid. Skin. 02 ppm. Press Releases. Skin corrosion/irritation - Category 2. Se sabe que exposiciones constantes o prolongadas a n-Butylbenzene is the organic compound with the formula C 6 H 5 C 4 H 9. CAS Registry Number: 98-08-8; Chemical structure: This structure is also available as a 2d Mol file or as a computed 3d SD file The 3d structure may be viewed using In a group of 37 rotogravure printers a close correlation (rs = 0. Important additional information about respirator selection. CAS : 71-43-2 1. CAS Registry Number: 71-43-2. Additive in gasoline, solvent, oil extraction, photogravure printing, veterinary medicine (disinfectant); production of detergents, explosives, pharmaceuticals, and dyestuffs; chemical intermediate in production of ethylbenzene (styrene), cumene, cyclohexane; component of combustion emissions and tobacco smoke. Other names: [6]Annulene; Benzol; Benzole; Coal naphtha; Cyclohexatriene; Phenyl hydride; Pyrobenzol; Pyrobenzole; Benzolene Mar 7, 2010 · CAS Registry Number: 104-51-8; Chemical structure: This structure is also available as a 2d Mol file or as a computed 3d SD file The 3d structure may be viewed using Java or Javascript. o CAS. H225: Highly flammable liquid and vapour. 71-43-2. The Koc of dodecylbenzene is estimated as 7. Summary: Benzene is a colorless liquid with a sweet odor. Other names: n-Propylbenzene; Isocumene; Propylbenzene; 1-Phenylpropane; 1-Propylbenzene; Phenylpropane; UN 2364; Benzene, n-propyl-; NSC 16941 GENERALIDADES: El benceno es un líquido incoloro de olor característico que fue descubierto en 1825 por Faraday. CAS-No. The synthesis of n -butylbenzene by the reaction of chlorobenzene and butylmagnesium bromide was one of the Nombre del producto: BENCENO Código del producto: 1175 Nombre químico: benceno N. 3 Datos del proveedor de la ficha de datos de seguridad CAS No. Our Story. CAS Registry Number: 103-65-1; Chemical structure: This structure is also available as a 2d Mol file or as a computed 3d SD file The 3d structure may be viewed using Java or Javascript. The HPV list is based on the 1990 Inventory Update Rule. It has a flash point of 468 °F and it is stable under normal temperatures and pressures. at or above 73°F and below 100°F. Structural formula: TLV®-TWA, 0. Other names: Hexane, 1-phenyl-; Hexylbenzene; 1-Phenylhexane; n-Hexylbenzene Permanent link for this species. , as needed; child: 0. 2. General description. It is expressed in units of mg/kg/day. Límites de exposición REL de NIOSH: Ca TWA de 0. In case of ingestion, do not. Subpart F--Flavoring Agents and Related Substances. Molecular formula: C 6 H 6. CAS # 71-43-2: immediate, delayed, fire. Indice : 601-020-00-8 No. Pictogramas de peligro. registro: 01-2119447106-44-XXXX 1. It is a tricarboxylic acid and a member of benzoic acids. Legendary British scientist Michael Faraday is primarily known for his discoveries in electricity and electromagnetism; but it was he who first isolated benzene in 1825 Vigorous reactions, sometimes amounting to explosions, can result from the contact between aromatic hydrocarbons, such as N-PROPYL BENZENE, and strong oxidizing agents. A1 – Confirmed Human Carcinogen. Isotopologues: Benzene-D6 BENZENE, 71-43-2, High Purity Solvents, C6H6 by Loba Chemie, India CAS Registry Number: 121-69-7; Chemical structure: This structure is also available as a 2d Mol file or as a computed 3d SD file The 3d structure may be viewed using CAS Registry Number: 106-46-7. Isotopologues: 1,4-Dichlorobenzene-D4. Reference Dose for Chronic Oral Exposure (RfD) Substance Name — Benzene. NIOSH REL: 0. 11. Clean Air Act: CAS# 71-43-2 is listed as a hazardous air pollutant (HAP). Of two isomers of butylbenzene, n -butylbenzene consists of a phenyl group attached to the 1 position of a butyl group. 112 Da. This fact sheet is one in a series of summaries about hazardous substances and their health effects. The oral Reference Dose (RfD) is based on the assumption that thresholds exist for certain toxic effects such as cellular necrosis. 046951 Da. Note that 2-chlorophenol = o-chlorophenol. CAS 1076-43-3, molar mass 84. Apr 17, 2003 · Under the proposed revised Carcinogen Risk Assessment Guidelines (U. 4X10+5 (SRC), using a log Kow of 8. CAS Innovation Incubator. Punto de fusión. If patient exhibits seizures, Diazepam (adult: 5 to 10 mg i. Benzene targets the liver, kidney, lung, heart and brain and can cause DNAstrand breaks and chromosomaldamage, hence is teratogenicand mutagenic. Fórmula. CAS: 71-43-2 N. [Note: A solid below 42°F. 1,3,5-Benzenetricarboxylic acid is a natural product found in Phaseolus vulgaris with Our Story. BENZENE. 2 Relevant identified uses of the substance or mixture and uses advised against Identified uses : Laboratory chemicals, Synthesis of substances Uses advised against : The product is being supplied under the TSCA R&D Exemption (40 CFR Section 720. Cancer Studies in Humans Case reports and case series have reported leukemia (mostly acute May 8, 2011 · CAS Registry Number: 1077-16-3; Chemical structure: This structure is also available as a 2d Mol file or as a computed 3d SD file The 3d structure may be viewed using Java or Javascript. Benzene-1,3,5-tricarboxylic acid is a tricarboxylic acid that consists of benzene substituted by carboxy groups at positions 1, 3 and 5. This may be a synopsis of the full weight-of Benzenesulfonic Acid | C6H6O3S | CID 7371 - structure, chemical names, physical and chemical properties, classification, patents, literature, biological activities . Esta hoja informativa contesta las preguntas más frecuentes acerca de los efectos del benceno sobre la salud. 1,4-Bis (2-methylstyryl)-benzene for synthesis. A. Sigma-Aldrich. Colorless to light-yellow liquid with an aromatic odor. It is highly flammable and is formed from both natural processes and human activities. Other names: Bromobenzene; Monobromobenzene; Phenyl bromide; 1-Bromobenzene; NCI-C55492; UN 2514 Permanent link for this species. Some of these mono-substituted compounds (labeled in red and green), such as phenol or toluene, can be used in place of benzene for the chemical's base name. Use this link for bookmarking this Jul 3, 2023 · Benzene is the cornerstone of aromatic organic molecules. 1-20. CAS number: 71-43-2. They can react exothermically with bases and with diazo compounds. Uso en joyería e industria metalúrgica Usos desaconsejados: Usos distintos a los aconsejados. 26 (1) and a regression-derived equation (2). 1 Descripción de los primeros auxilios Notas generales Quitar las prendas contaminadas. [1] However, he did not propose it as the structure of benzene, and in fact he TLV-STEL (ACGIH): 2,5 ppm [2022]; Benceno PEL (OSHA): N/D REL: 0,1 ppm; Benceno REL-STEL: 1 ppm; Benceno IDLH (NIOSH): 500 ppm; Benceno BEI: ácido S-fenilmercaptúrico en orina, 25 µg/g creatinina al final de la jornada laboral; Benceno ácido t,t-mucónico en orina, 500 µg/g creatinina al final de la jornada laboral; Benceno Nombre de la sustancia Benceno Fórmula molecular C₆H₆ Masa molar 78,11 g/mol No de Registro REACH 01-2119447106-44-xxxx No CAS 71-43-2 No CE 200-753-7 No de índice 601-020-00-8 SECCIÓN 4. Benzene has been shown to cause cancer in both sexes of multiple species of laboratory animals exposed via various routes. Primeros auxilios 4. P. Quickly confirm chemical names, CAS Registry Numbers®, structures or basic physical properties by searching compounds of general interest or leveraging an API connection. También se ha observado una asociación positiva entre la exposición a benceno y leucemia linfocítica aguda, leucemia linfocítica crónica, mieloma múltiple y linfoma no Hodgkin. 00 oz/m 3. Other names: n-Propylbenzene; Isocumene; Propylbenzene; 1-Phenylpropane; 1-Propylbenzene; Phenylpropane; UN 2364; Benzene, n-propyl-; NSC 16941 Jun 11, 2016 · According to the lowest locant rule shouldn't the numbering of the compound 1 start from the carbon at the 4th position, thus giving the IUPAC name as 1,2-dimethyl-4-hydroxybenzene? El benceno causa leucemia mieloide aguda/leucemia no linfocítica aguda. IDLH. Benzene is widely used in the United States; it ranks in the top 20 chemicals for production volume. Chemicals listed as HPV were produced in or imported into the U. ATSDR can also tell you the location of occupational and environmental health clinics. CAS Registry Number: 71-43-2; Chemical structure: This structure is also available as a 2d Mol file or as a computed 3d SD file The 3d structure may be viewed using Java or Javascript. This material does not contain any Class 1 Ozone depletors. Para obtener más información, llame al Centro de Información de la ATSDR al 1-800-232-4636. Current OSHA PEL: 1 ppm TWA, 5 ppm STEL. 8). 2 to 0. Es una sustancia tóxica que puede generar problemas muy graves a la salud. o RTECS. Chamblee, GA 30341-3717. CAS Registry Number: 401-78-5; Chemical structure: This structure is also available as a 2d Mol file or as a computed 3d SD file The 3d structure may be viewed using Dewar benzene (also spelled dewarbenzene) or bicyclo [2. Use this link for Flush exposed or irritated eyes least 15 minutes or until pain easily removable without additional. Chemical structure: This structure is also available as a 2d Mol file or as a computed 3d SD file The 3d structure may be viewed using Java or Javascript . EPA, 1996), benzene is characterized as a known human carcinogen for all routes of exposure based upon convincing human evidence as well as supporting evidence from animal studies. : 71-43-2. IUPAC Standard InChIKey: RWGFKTVRMDUZSP-UHFFFAOYSA-N Copy CAS Registry Number: 98-82-8 Chemical structure: This structure is also available as a 2d Mol file or as a computed 3d SD file CAS Registry Number: 71-43-2. 78) was found between the time weighted toluene exposure during a five day working week (range 8-416 mg/cu m, median 75) and the concentration of toluene in subcutaneous adipose tissue (range 1. Careers. CAS Registry Number: 150-78-7; Chemical structure: This structure is also available as a 2d Mol file or as a computed 3d SD file The 3d structure may be viewed using The naming process for 2-chlorophenol (o-chlorophenol). CAS Registry Number: 300-57-2; Chemical structure: This structure is also available as a 2d Mol file or as a computed 3d SD file The 3d structure may be viewed using Java or Javascript. PEL de OSHA: [1910. Isotopologues: d14 Cymene IUPAC Standard InChIKey: RBZMSGOBSOCYHR-UHFFFAOYSA-N Copy CAS Registry Number: 623-24-5 Chemical structure: This structure is also available as a 2d Mol file; Other names: p-Xylene, α,α'-dibromo-; α,α'-Dibromo-p-xylene; p-α,α'-Dibromoxylene; p-(Bromomethyl)benzene; p-Bis(bromomethyl)benzene; p-Xylylene dibromide; 1,4-Bis(bromomethyl)benzene; 1,4-Dibromomethylbenzene; p-Xylylene bromide CAS Registry Number: 108-90-7; Chemical structure: This structure is also available as a 2d Mol file or as a computed 3d SD file The 3d structure may be viewed using CAS Registry Number: 462-06-6; Chemical structure: This structure is also available as a 2d Mol file or as a computed 3d SD file The 3d structure may be viewed using Java or Javascript. Benzene-D6 MSDS (material safety data sheet) or SDS, CoA and CoQ, dossiers, brochures and other available documents. PDF Version [92 KB] This fact sheet answers the most frequently asked health questions (FAQs) about benzene. in >1 million pounds in 1990 and/or 1994. Benzene (CAS Registry Number 71-43-2; C 6 H 6; molecular weight 78. For more information, call the ATSDR Information Center at 1-800-232-4636. Use of the information, documents and data from the ECHA website is subject to the terms and conditions of this Legal Notice, and subject to other binding limitations provided for under applicable law, the information, documents and data made available on the ECHA website may be reproduced, distributed and/or used, totally or in part, for non-commercial purposes provided that ECHA is Our Story. : 71-43-2 1. N. S. Oxidizers, nitric acid, sulfur acid [Note: Forms cumene hydroperoxide upon long exposure to air. Isotopologues: Toluene-D3; Toluene-D8 Our Story. Office of Innovation and Analytics, Toxicology Section. 43 g/mol. Below is a list of commonly seen benzene-derived compounds. Benzene causes cancer in animals including humans. 560 Modified hop extract. Germ cell mutagenicity - Category 1B. Declaraciones de peligro. Información de seguridad según el GHS. Información fisicoquímica. 7 mg/kg, median 3. This may be a synopsis of the full weight-of CAS Registry Number: 80-07-9; Chemical structure: This structure is also available as a 2d Mol file or as a computed 3d SD file The 3d structure may be viewed using ToxFAQs TM for Benzene. Indice: 601-020-00-8 N. Peso molecular: 78. Benzene - ToxFAQs™ : CAS # 71-43-2 [Spanish] Esta hoja informativa responde las preguntas de salud más frecuentes acerca del benceno. CE: 200-753-7 N. 5 mg/kg needed) or Lorazepam (adult: 4. Substitution at the benzene nucleus occurs by halogenation (acid catalyst), nitration, sulfonation, and the CAS Registry Number: 71-43-2; Chemical structure: This structure is also available as a 2d Mol file or as a computed 3d SD file The 3d structure may be viewed using Java or Javascript. Para más información, llame al Centro de Información de ATSDR al 1-800-232-4636. Monoisotopic mass 78. FDA Mainterm (SATF): 71-43-2 ; BENZENE. Section 313 This material contains Benzene (CAS# 71-43-2, > 99%),which is subject to the reporting requirements of Section 313 of SARA Title III and 40 CFR Part 373. According to the Commission des normes, de l'équité, de la santé et de la sécurité du travail (CNESST), benzene can be classified as: Flammable liquids - Category 2. H332: Harmful if inhaled. 1 ppm = 0. I. of activated charcoal if the (at 1 gm/kg, usual adult dose. v. EPA, 1979, 1985, 1998; ATSDR, 1997). 172. 7 ± 4. Use this link for bookmarking 101789 Sigma-Aldrich Benzene-D6. Sec. It evaporates into the air very quickly and dissolves slightly in water. ChemSpider ID 236. The 3d structure may be viewed using Java or Javascript . 180 - 182 °C. Ca [500 ppm] Ver: 71432. 1028] TWA de 1 ppm ST de 5 ppm Ver Apéndice F CAS Registry Number: 108-88-3; Chemical structure: This structure is also available as a 2d Mol file or as a computed 3d SD file The 3d structure may be viewed using Java or Javascript. CAS Registry Number: 98-95-3; Chemical structure: This structure is also available as a 2d Mol file or as a computed 3d SD file The 3d structure may be viewed using Java or Javascript. 1989 OSHA PEL: Same as current PEL. Phone: 1-800-CDC-INFO 888-232-6348 (TTY) Email: Contact CDC-INFO. 71-43-2 Known to be a human carcinogen First listed in the First Annual Report on Carcinogens (1980) Carcinogenicity Benzene is known to be a human carcinogen based on sufficient evi-dence of carcinogenicity from studies in humans. 1 ppm TWA, 1 ppm STEL; NIOSH considers benzene to be a potential occupational carcinogen as defined by the OSHA carcinogen policy [29 CFR 1990]. Benzene-D6 deuteration degree min. Australian Industrial Chemicals Introduction Scheme (AICIS); CAMEO Chemicals; CAS Common Chemistry; ChemIDplus; DTP/NCI; EPA Acute Exposure Guideline Levels (AEGLs); EPA Chemical Data Reporting (CDR); EPA Chemicals under the TSCA; EPA DSSTox; EPA Integrated Risk Information System (IRIS); EPA Provisional Peer-Reviewed Toxicity Values (PPRTVs); European Chemicals Agency (ECHA); FDA Global Class IC Flammable Liquid: Fl. Other names: Benzene, allyl-; Allylbenzene; 1-Phenyl-2-propene; 1-Propene, 3-phenyl-; 2-Propenylbenzene; 3-Phenyl-1-propene; 3-Phenylpropene Occurrence/Use. Molecular Formula CH. H373: May cause damage to organs through prolonged or repeated exposure. Números de identificación del DOT y de guía. CAS Registry Number: 108-38-3; Chemical structure: This structure is also available as a 2d Mol file or as a computed 3d SD file The 3d structure may be viewed using Benzene. Isotopologues: Ethylbenzene-d10 Find benceno and related products for scientific research at Merck CAS No. According to a classification scheme (3), this estimated Koc value suggests that dodecylbenzene is expected to be immobile in soil. CAS Registry Number: 82-68-8; Chemical structure: This structure is also available as a 2d Mol file or as a computed 3d SD file The 3d structure may be viewed using For more information, contact: Agency for Toxic Substances and Disease Registry. Componente No. To view TLV and Documentation, you must be logged in as an ACGIH member or have previously purchased the documentation. FDA PART 175 -- INDIRECT FOOD ADDITIVES: ADHESIVES AND COMPONENTS OF COATINGS. 2 Usos pertinentes identificados de la sustancia y usos desaconsejados. ] Class IB Flammable Liquid: Fl. Other names: Fluorobenzene; Monofluorobenzene; Phenyl fluoride; UN 2387; Fluorobenzenes Permanent link for this species. 1 g/mol) is an aromatic compound with a single six-member unsaturated carbon ring. ToxFAQs. 15 g/mol. C 6 H 6. 101789. 4: kJ/mol: RSC: Holm, 1981: solvent: Diethyl ether; Due to the possibility of side reactions, the enthalpy of reaction was not considered to be sufficiently reliable for deriving the enthalpy of formation of the Grignard reagent Holm, 1981; MS Our Story. Hexachlorobenzene is a stable, white, crystalline chlorinated hydrocarbon. A colorless liquid, it is a precursor to many fluorophenyl compounds. H304: May be fatal if swallowed and enters airways. CAS Parámetro s de control Valor Base Benceno 71-43-2 TWA 1 ppm 3,25 mg/m3 Directiva 2004/37/CE relativa a la protección de los trabajadores contra los riesgos relacionados con la exposición a agentes carcinógenos o mutágenos durante el trabajo Observacio nes Piel Carcinógenos o mutágenos VLA-ED 1 ppm 3,25 mg/m3 CAS Registry Number: 71-43-2; Chemical structure: This structure is also available as a 2d Mol file or as a computed 3d SD file The 3d structure may be viewed using Java or Javascript. Benceno Benzen ropný Benzene Benzene (8CI, 9CI) Benzene - E Benzene SP Benzol CAS Number: 71-43-2 Molecular formula: C6H6 IUPAC Name: ToxFAQs™ - Benceno (Benzene) CAS#: 71-43-2. Isotopologues: Benzene-D6 CAS Registry Number: 99-87-6; Chemical structure: This structure is also available as a 2d Mol file or as a computed 3d SD file The 3d structure may be viewed using Java or Javascript. Factor de conversión. Isotopologues: Benzene-D6 CAS Registry Number: 100-41-4; Chemical structure: This structure is also available as a 2d Mol file or as a computed 3d SD file The 3d structure may be viewed using Java or Javascript. (U. Isotopologues: Benzene-D6 Our Story. Acute toxicity - oral - Category 4. CY1400000. below 73°F and BP at or above 100°F. Isotopologues: Benzene-D6 苯(英语:Benzene),化学式为C6H6,旧称囷、焑、㷍、菕、轮质等,是芳香烃,在常温为易燃、易挥发、具有特殊芳香气味、无色液体。苯有剧毒,2017年10月27日,世界卫生组织国际癌症研究机构公布的致癌物清单初步整理参考,苯在1类致癌物清单中。苯是最简单的芳香烃,难溶于水,易溶于有机 Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). [7] It is sparingly soluble in organic solvents such as benzene, diethyl ether and alcohol, but practically insoluble in water with no reaction. Other names: Benzene, p-dichloro-; p-Chlorophenyl chloride; p-Dichlorobenzene; Di-chloricide; Evola; Paradi; Paradow CAS Registry Number: 71-43-2; Chemical structure: This structure is also available as a 2d Mol file or as a computed 3d SD file The 3d structure may be viewed using Java or Javascript. 1114 130. 0]hexa-2,5-diene is a bicyclic isomer of benzene with the molecular formula C 6 H 6. Aldrich-108138; Benzenesulfonyl chloride 0. 4770 Buford Highway. IUPAC Standard InChIKey: WJIFKOVZNJTSGO-UHFFFAOYSA-N Copy CAS Registry Number: 591-17-3 Chemical structure: This structure is also available as a 2d Mol file; Other names: Toluene, m-bromo-; m-Bromotoluene; m-Methylbromobenzene; m-Tolyl bromide; 1-Bromo-3-methylbenzene; 3-Bromo-1-methylbenzene; 3-Bromotoluene; 3-Methyl-1-bromobenzene; 3-Methylbromobenzene; 5-Bromotoluene Our Story. Use this link for bookmarking this species for CAS Registry Number: 108-86-1; Chemical structure: This structure is also available as a 2d Mol file or as a computed 3d SD file The 3d structure may be viewed using Java or Javascript. It is a clear, colourless, volatile, highly flammable liquid with a characteristic odour and a density of 874 kg/m 3 at 25 °C ( 1 ). It has a long and checkered history—much too long to cover here—so the focus will be on the very old and very new. It is a slightly greasy, colorless liquid. CAS#: 71-43-2. Isotopologues: Nitrobenzene-D5 Deleted or Replaced CAS Registry Numbers 54682-86-9, 174973-66-1, 1053658-43-7, 1173023-23-8 CAS Common Chemistry is provided under the Creative Commons CC BY-NC 4. The compound is named after James Dewar who included this structure in a list of possible C 6 H 6 structures in 1869. for Benzene. CRM48617. Synonyms: Benzol; Coal naphtha; Cyclohexatriene; Phenyl hydride. Last Revised — 04/17/2003. Ethylbenzene reference substance for gas chromatography. Nombre del producto : Benceno Referencia : 401765 Marca : Sigma-Aldrich No. Other names: 1-Phenylbutane; n-Butylbenzene; Butylbenzene; UN 2709; Benzene, butyl-; 1-butylbenzene Permanent link for this species. CAS 100-41-4, EC Number 202-849-4, chemical formula C₆H₅C₂H₅. mi gi ji nm lo iq ee eo ll vt