The trivial name of this structure is cumene (before 2013 this would be a IUPAC name !) site design / logo © 2020 Stack Exchange Inc; user contributions licensed under cc by-sa. Find out how LUMITOS supports you with online marketing. Chemistry Stack Exchange is a question and answer site for scientists, academics, teachers, and students in the field of chemistry. ‘Iso’, obviously as in ‘isomer’, in IUPAC organic nomenclature (last one is from 2013) evolved to non-preferred, retained names for several smaller alkyls, that are linear but specific single branching at the carbon next to the terminal carbon, by additional methyl. Unsere Website wird von Internet Explorer 7 (und älteren Versionen) nicht uneingeschränkt unterstützt. Substance Type: Chemical Substance. The remaining components are primarily polyisopropyl benzenes. Author has 1.2K answers and 5.8M answer views. Georgia doing "hand recount" of 2020 Presidential Election Ballots. [5] In this process, the efficiency of cumene production is generally 70-75%. Why is there 5GB of unallocated space on my disk on Windows 10 machine? Use of the information without obtaining the permission from the owner(s) of the respective information might violate the rights of the owner. Stack Exchange network consists of 176 Q&A communities including Stack Overflow, the largest, most trusted online community for developers to learn, share their knowledge, and build their careers. Cumene hydroperoxide is an organic hydroperoxide intermediate in the cumene process for synthesizing phenol and acetone from benzene and propene. © 1997-2020 LUMITOS AG, All rights reserved, https://www.chemeurope.com/en/encyclopedia/Cumene.html, Your browser is not current. Join now. As an alternative, solid phosphoric acid (SPA) supported on alumina was used as the catalyst. isopropyl is an accepted name, and is equivalent with sec. EPA Registry Name: Cumene. 1SD, UK     +44 (0)1223 49 44 44, Copyright © EMBL-EBI 2018 | EBI is an outstation of the European Molecular Does meat (Black Angus) caramelize just with heat? Microsoft Internet Explorer 6.0 does not support some functions on Chemie.DE. Cumene (isopropylbenzene) is an organic compound that is based on an aromatic hydrocarbon with an aliphatic substitution. Why not sec-propyl? EMBL-EBI, Wellcome Genome Campus, Hinxton, Cambridgeshire, CB10 A major reason could be that the next “sec-pentyl” would represent two different structures: (Now one might ask, why there is not some naming system for alkyls with methyl branch at the first atom, similar to iso alkyls with the branching at the next-to-last carbon. To learn more, see our tips on writing great answers. Use of "eben – does it mean just, also or even? Find out more about the company LUMITOS and our team. … Cumol (nach IUPAC-Nomenklatur: Propan-2-ylbenzen, oft auch als Isopropylbenzol bezeichnet) ist eine organisch-chemische Verbindung aus der Stoffgruppe der aromatischen Kohlenwasserstoffe. Obviously ‘sec-’ is for 'secondary’, meaning there's a branching into 2 carbons at the first carbon atom. By using our site, you acknowledge that you have read and understand our Cookie Policy, Privacy Policy, and our Terms of Service. How do I fix a consistent micro-timing error? How can a chess game with clock take 5 hours? Using transalkylation, DIPB is comproportionated with benzene.[6]. It is typically used as an oxidizing agent. Cumene is the common name for isopropylbenzene, an organic compound that is an aromatic hydrocarbon. These are (intentionally skipping our dour discussed $\ce{C3}$ branched alkyl): (However, in general naming of bulk chemical products, larger alkyls with different branching are named isoalkyl, e.g. The list of retained names has only one item: but our candidate would fit in here as well. Asking for help, clarification, or responding to other answers. I wanted to say that isopropyl is preferred over, $\style{font-weight:bold}{\ce{-CH(CH3)2}}$, chemistry.stackexchange.com/questions/63890/…, Feature Preview: New Review Suspensions Mod UX, Creating new Help Center documents for Review queues: Project overview, Difference between isopropyl and isobutyl. 1. That's my humble hypothesis. Turning right but can't see cars coming (UK). UNII-TQE0L6I6W8. (And please note that the preferred IUPAC name for this group is propan-2-yl. It is a flammable colorless liquid that has a boiling point of 152 °C. Join now. Isopropyl is still retained.) Isopropyl is still retained.) Systematic Name: Benzene, (1-methylethyl)- CAS Number: 98-82-8. Why does Ray Bradbury use "flounder" for an action with a positive outcome? 210 °C Alfa Aesar: 210 °C Alfa Aesar L00941: 90-92 °C / 15 mm (224.3443-227.016 °C / 760 mmHg) Oakwood [009741] 90-92 °C / 15 mm (224.3443-227.016 °C / 760 mmHg) LabNetwork LN00008996 90 °C Parchem – fine & specialty chemicals 44838: 210 °C Cayman Chemical CM254675: 210 °C … InChI=1S/C9H12/c1-8(2)9-6-4-3-5-7-9/h3-8H,1-2H3, InChI=1/C9H12/c1-8(2)9-6-4-3-5-7-9/h3-8H,1-2H3, Except where otherwise noted, data are given for materials in their, Market Study Benzene, published by Ceresana, July 2011, National Institute for Occupational Safety and Health, The Innovation Group website, page accessed 15/11/07, 10.1002/0471238961.0112112508011313.a01.pub2, CDC - NIOSH Pocket Guide to Chemical Hazards, National Pollutant Inventory - Cumene fact sheet, Cumene Production from Benzene and Propylene Using Aluminum Chloride Catalyst. Nearly all the cumene that is produced as a pure compound on an industrial scale is converted to cumene hydroperoxide, which is an intermediate in the synthesis of other industrially important chemicals such as phenol and acetone. How to decline a postdoc offer a few days after accepting it? This service is an Elixir Core Data Resource. ddanu2035 ddanu2035 27.09.2020 Chemistry Secondary School +5 pts. Since the mid-1990s, commercial production has switched to zeolite-based catalysts. Ask your question. Biology Laboratory. Names and Synonyms; Database ID(s) Validated by Experts, Validated by Users, Non-Validated, Removed by Users (1-Methylethyl)benz ene (propan-2-yl)benzene . Damit Sie die Website optimal nutzen können, verwenden wir Cookies. Solid phosphoric acid (SPA) supported on alumina can also be used as a catalyst, and this was the case prior to the mid-1990s when zeolite-based catalysts made the other technique commercially redundant. InChI=1S/C9H12/c1-8(2)9-6-4-3-5-7-9/h3-8H,1-2H3, 2-isopropylphenol Is 3,5-diethyltoluene an accepted IUPAC name? Chemical Formula: C 9 H 11 Br . 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Benzenesulfonic acid, (1-methylethyl)-, sodium salt. (. Internal Tracking Number: 18309. Which one is the correct IUPAC name: isopropyl benzene or 2-phenylpropane? Cumene producers account for approximately 20% of the global demand for benzene. Click here to get an answer to your question ️ write the IUPAC name of cumene 1. Spooky computer game from late 90s/2000 where you fight skeleton pirates at the end. It is a constituent of crude oil and refined fuels. The trivial name of this structure is cumene (before 2013 this would be a IUPAC name !) 101316-43-2 [RN] 1236613 [Beilstein] 202-704-5 [EINECS] 2-Phenyl propane. IUPAC Name: propan-2-ylbenzene . Read what you need to know about our industry portal chemeurope.com. To use all functions of this page, please activate cookies in your browser. Why is "hand recount" better than "computer rescan"? To subscribe to this RSS feed, copy and paste this URL into your RSS reader. What is the difference between a spell with a range of "Self" and a spell with a range of "Self (XYZ)"? Isopropyl is still retained.). Making statements based on opinion; back them up with references or personal experience. It is a flammable colorless liquid that has a boiling point of 152 °C. REACH Benzene, (1-methylethyl)-, oxidized, cumene residues, acetophenone fraction. The addition of two equivalents of propylene gives diisopropylbenzene (DIPB). Find compounds which contain this structure, Find compounds which resemble this structure, European Molecular Thanks for contributing an answer to Chemistry Stack Exchange! propyl., and "preferred" see e.g. Molecular Weight: 120.19 Molecular Formula: C9H12 Additional Metadata. Its formula is C 6 H 5 C(CH 3) 2 OOH. Interactive image; Beilstein Reference. - Cumene < Back to Search Results • Back to Home Page. MathJax reference. ChEBI Name cumene: ChEBI ID CHEBI:34656: Definition An alkylbenzene that is benzene carrying an isopropyl group. (And please note that the preferred IUPAC name for this group is propan-2-yl. Your browser does not support JavaScript. Chemical Formula: C 9 H 12. click here for details . Willkommen auf der Website der ECHA! Reference request: Examples of research on a set with interesting properties which turned out to be the empty set. Nearly all the cumene that is produced as a pure compound on an industrial scale is converted to cumene hydroperoxide, which is an intermediate in the synthesis of other industrially important chemicals, primarily phenol and acetone. Aufgrund der eleganten Überführung in Phenol und Aceton nach dem Hock-Verfahren und dessen großtechnischer Verbreitung in den fünfziger Jahren, wurde es zu einem bedeutenden Zwischenprodukt der chemischen Industrie. Which one is the correct IUPAC name: isopropyl benzene or 2-phenylpropane? Alternate name is 1-methylethyl. Substance Details. @Loong thanks for correction. To use all the functions on Chemie.DE please activate JavaScript. CAS Number: 98-82-8 . Cumene or isopropylbenzene Names Preferred IUPAC name (Propan-2-yl)benzene. ‘isooctyl’ $\ce{-CH2-CH(CH2CH3)-CH2-CH2-CH2-CH3}$.). rev 2020.11.12.37996, The best answers are voted up and rise to the top, Chemistry Stack Exchange works best with JavaScript enabled, Start here for a quick overview of the site, Detailed answers to any questions you might have, Discuss the workings and policies of this site, Learn more about Stack Overflow the company, Learn more about hiring developers or posting ads with us.

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