In 2000, the worldwide production volume was estimated to be about 3 million tonnes per year. IUPAC Standard InChI: InChI=1S/C8H4O3/c9-7-5-3-1-2-4-6 (5)8 (10)11-7/h1-4H. The locant ‘1’ is assigned to the atom of the heterocyclic component next to a fusion atom. Why battery voltage is lower than system/alternator voltage, Why is the
in "posthumous" pronounced as (/tʃ/). Phthalic anhydride is the organic compound with the formula :-C 6 H 4 (CO) 2 O. This white solid is an important industrial chemical, especially for the large-scale production of plasticizers for plastics. The content is subject to change without prior notice.Reproduction or further distribution of this information may be subject to copyright protection. Phthalic anhydride is obtained either by catalytic oxidation of ortho-xylene with O 2 or by catalytic oxidation of naphthalene (called the Gibbs phthalic anhydride process 1918). It is a cyclic dicarboxylic anhydride and a member of 2-benzofurans. Chemical Formula: C 8 H 4 O 3. click here for details. More contemporary routes include catalytic oxidation of ortho-xylene and naphthalene("Gibbs phthalic anhydride process"), although use of naphthalene has declined. Asking for help, clarification, or responding to other answers. Benvenuti al sito dell'ECHA. Chemical formula: C8H4O3. Stars This entity has been manually annotated by the ChEBI Team. It has a role as an allergen. Questo sito web si avvale di cookie affinché possiate usufruire della migliore esperienza sui nostri siti web. How to show these two expressions are the same? In general nomenclature locants may be omitted when the name is unambiguous; for preferred IUPAC names locants must be cited. Empirical formula: С 8 H 4 O 3. Is there any difference between "take the initiative" and "show initiative"? C6H4(CH3)2 + 7.5 O2 → C4H2O3 +4 H2O + 4 CO2 The rea… Method (1) generates preferred IUPAC names. Chiuso Non mostrare più questo messaggio. It is an isomer of isophthalic acid and terephthalic acid. Thus, the preferred IUPAC name (PIN) of phthalic anhydride is ‘2-benzofuran-1,3-dione’. (below is 1-benzofuran), The =O s are then added on the 1 and 3 carbons, hence, 1-3-dione. Phthalic anhydride. organic chemistry - IUPAC name, phthalic anhydride Could someone help me please (preferably talk me through not just provide the answer) with the IUPAC name of phthalic anhydride? Thanks for contributing an answer to Chemistry Stack Exchange! Storage. Can a law enforcement officer temporarily 'grant' his authority to another? Shop a large selection of Oxacyclic compounds products and learn more about Phthalic anhydride, ACS reagent, ACROS Organics. Phthalic acid is one of three isomers of benzenedicarboxylic acid, the others being isophthalic acid and terephthalic acid. What species is Adira represented as by the holo in S3E13? (Glossary of class names of organic compounds and reactivity intermediates based on structure (IUPAC Recommendations 1995)) on page 1363 . The locant ‘2’ is assigned to the heteroatom and it is placed at the front of the name. It was the first anhydride of a dicarboxylic acid to be used commercially. Numbering in IUPAC name of a trisubstituted cyclohexane. The acid anhydride functional group results when two carboxylic acids combine and lose water (anhydride = without water). Use MathJax to format equations. Name of a product: Phthalic Anhydride (A technical grade). Symmetrical acid anhydrides are named like carboxylic acids except the ending -acid is replaced with -anhydride. Wikipedia IUPAC names are in my experience about 50/50 , hence why I didn't just run with that. Avoid breathing dust and vapors of phthalic anhydride. ... 1307. Chiuso Per saperne di più su come utilizziamo i cookie. GOST 7119-77. Naming substituted branched alkanes with different projections. Could someone help me please (preferably talk me through not just provide the answer) with the IUPAC name of phthalic anhydride? Molecular weight: 148.1156. Phthalic anhydride is the organic compound with the formula :-C6H4(CO)2O. Phthalic Anhydride Suppliers USA. Accordingly, the name ‘benzofuran’ consists of the prefix ‘benzo’ followed by the retained name ‘furan’. EC Name: Phthalic anhydride CAS Number: 85-44-9 Molecular formula: C8H4O3 IUPAC Name: 1,3-dihydro-2-benzofuran-1,3-dione Use of the information without obtaining the permission from the owner(s) of the respective information might violate the rights of the owner. C 4 H 2 O 3. The locant ‘2’ is assigned to the heteroatom and it is placed at the front of the name. What compounds do Nor1 and Nor2 citalopram refer to? It's primarily used for production of polyester resins, alkyd resins, lubricating oil additives, water treatment chemicals, detergents, pharmaceuticals and copolymers, chemical preparation for the agriculture, for obtaining of fumaric acid. P-25.2.2.4 Heteromonocyclic components fused to a benzene ring, Unless listed as a retained name (…), a benzene ring fused to a heteromonocycle of five or more members (a benzoheterocycle) is named by placing the locant(s) indicating the position(s) of the heteroatom(s) at the front of the name consisting of the fusion prefix ‘benzo’ followed by a retained name, a Hantzsch-Widman systematic name, or a name formed by skeletal replacement (‘a’) nomenclature (…). Phthalate esters are derived from phthalic anhydride by the alcoholysis reaction. EC number: 932-014-6 | CAS number: - . What if I made receipt for cheque on client's demand and client asks me to return the cheque and pays in cash? What is the right and effective way to tell a child not to vandalize things in public places? Nomenclature of Organic Chemistry – IUPAC Recommendations and Preferred Names 2013 (Blue Book), Numbering in phenolphthalein versus ascorbic acid. Dyes derived from condensation of phthalic anhydride with m-dialkylaminophenols. What is the term for diagonal bars which are making rectangular frame more rigid? Name of a product: Phthalic Anhydride (A technical grade). Benzofuran is named by the position of the oxygen, hence 2-Benzofuran. Chemical name (on IUPAC): 1,3-Dihydro-2-benzofuran-1,3-dione. Although phthalic acid is of modest commercial importance, the closely related derivative phthalic anhydride is a commodity chemical produced on a large scale. About 10% of maleic anhydrideis also produced: 1. CAS-number: 85-44-9 The locants cited correspond to the full bicyclic structure. Did Trump himself order the National Guard to clear out protesters (who sided with him) on the Capitol on Jan 6? Is there a systematic naming system to name carbonyl derivatives? IUPAC Standard InChIKey: LGRFSURHDFAFJT-UHFFFAOYSA-N. CAS Registry Number: 85-44-9. i think it doesn't matter, coz IUPAC nomenclature is designed such that each name refers to exactly one compound, but not necessarily the other way round. Using Method (1), the first step is naming the heterocyclic component as follows. Finally, the corresponding pseudoketone is named using the suffix ‘one’ in accordance with rules expressed for ketones. Thus, the preferred IUPAC name (PIN) of phthalic anhydride is ‘2-benzofuran-1,3-dione’. This is true for both the IUPAC and Common nomenclature. Compare Products: Select up to 4 products. If that is indeed the correct name, how is it derived? Chemical name (on IUPAC): 1,3-Dihydro-2-benzofuran-1,3-dione. Phthalic anhydride is a principal commercial form of phthalic acid. 2.1.1 IUPAC Name. (…). Search results for phthalic anhydride at Sigma-Aldrich. *Please select more than one item to compare Information on Registered Substances comes from registration dossiers which have been assigned a registration number. An unbiased estimator for the 2 parameters of the gamma distribution? Chemistry Stack Exchange is a question and answer site for scientists, academics, teachers, and students in the field of chemistry. Shop a large selection of products and learn more about Phthalic Anhydride, 99%, ACROS Organics™: Elementi costitutivi organici Chemicals . It was the first anhydride of a dicarboxylic acid to be used commercially. You can also view suppliers in Australia, NZ or the UK. Phthalic acid is an aromatic dicarboxylic acid, with formula C 6 H 4 (CO 2 H) 2. To learn more, see our tips on writing great answers. New Window. R05384.png. Phthalates are endocrine disruptors. site design / logo © 2021 Stack Exchange Inc; user contributions licensed under cc by-sa. How to name molecules with a hydroxyl group in a side chain? Find where to buy products from suppliers in the USA, including: distributors, industrial manufacturers in America, bulk supplies and wholesalers of raw ingredients & finished goods.. Search for products or services, then visit the American suppliers website for prices, SDS or more information. Phthalic acid is an aromatic dicarboxylic acid, with formula C 6 H 4 (CO 2 H) 2.It is an isomer of isophthalic acid and terephthalic acid.Although phthalic acid is of modest commercial importance, the closely related derivative phthalic anhydride is a commodity chemical produced on a large scale. But yeah, I have no idea :/. Application. IUPAC Name: 2-benzofuran-1,3-dione . It is an isomer of isophthalic acid and terephthalic acid. Use of this information is subject to copyright laws and may require the permission of the owner of the information, as described in the ECHA Legal Notice. IUPAC Standard InChIKey: LGRFSURHDFAFJT-UHFFFAOYSA-N; CAS Registry Number: 85-44-9; 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 Java or Javascript. CAS Number: 85-44-9 . What causes dough made from coconut flour to not stick together? Phthalate esters plasticizers: The primary use of phthalic anhydride is a precursor to phthalate esters, used as plasticizers in vinyl chloride. Starting from o-xylene, the oxidation follows the following stoichiometry: 1. It is the anhydride of phthalic acid. ChEBI Name phthalic anhydride: ChEBI ID CHEBI:36605: Definition The cyclic dicarboxylic anhydride that is the anhydride of phthalic acid. Nomenclature of Anhydrides. Disposal. Chemical Formula: C 8 H 4 O 3. click here for details. rev 2021.1.8.38287, 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, The preferred IUPAC name (PIN) of phthalic anhydride is. To subscribe to this RSS feed, copy and paste this URL into your RSS reader. Can be neutralized with … 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. Shop a large selection of Oxacyclic compounds products and learn more about Phthalic Anhydride 98.0 %, TCI America. Formula: C 8 H 4 O 3. Making statements based on opinion; back them up with references or personal experience. This information has not been reviewed or verified by the Agency or any other authority. By clicking “Post Your Answer”, you agree to our terms of service, privacy policy and cookie policy. Phthalic anhydride is the cyclic dicarboxylic anhydride that is the anhydride of phthalic acid. It is the anhydride of phthalic acid. The locant ‘1’ is always assigned to the atom of the heterocyclic component next to a fusion atom. Although phthalic acid is of modest commercial importance, the closely related derivative phthalic anhydride is a commodity chemical produced on a large scale. Cite as: IUPAC. furo[3,4-f][2] ... (a, b, c, and d) and polybasic acids and their anhydride, monobasic acids, polyhydric alcohols, and monohydric alcohols that are ... (>67 kDa). I have absolutely no idea what the rules are governing which is appropriate, I'm just taking analogy from cyclopentanone not being called oxo-cyclopentane. 500G. The current version of Nomenclature of Organic Chemistry – IUPAC Recommendations and Preferred Names 2013 (Blue Book) reads as follows: P-65.7.7.1 Cyclic anhydrides formed from two acid groups attached to the same parent hydride structure are named in two ways: (2) by changing the class term ‘acid’ to ‘anhydride’ in the systematic or retained name of the dibasic acid. Indicated hydrogen is placed at the front of the name, when required. General information; Classification & Labelling & PBT assessment Compendium of Chemical Terminology, 2nd ed. Chemical structure: What factors promote honey's crystallisation? The byproducts of the naphthalene reaction are carbon dioxide and water. 500g; Glass bottle. Does healing an unconscious, dying player character restore only up to 1 hp unless they have been stabilised? Maleic anhydride is obtained as a by-product from the production of Phthalic anhydride. InChIs consist of text strings comprising different layers and sublayers of information separated by slashes (/). Finally, the corresponding pseudoketone is named using the suffix ‘one’ in accordance with rules expressed for ketones. EC number: 201-607-5 | CAS number: 85-44-9. Should the stipend be paid if working remotely? Phthalic anhydride was first reported in 1836 by Auguste Laurent. Download the identifier in a file. MALEIC ANHYDRIDE. Molecular Formula C 8 H 4 O 3; Average mass 148.116 Da; Monoisotopic mass 148.016037 Da; ChemSpider ID 6552 How can I quickly grab items from a chest to my inventory? Help. CAS-number: 85-44-9. Phthalic anhydride. MacBook in bed: M1 Air vs. M1 Pro with fans disabled. Non tutte le funzionalità del presente sito sono fruibili con Internet Explorer 7 (e versioni precedenti). Exposure to phthalic anhydride may occur during its use as a chemical intermediate in the plastics industry. Structure, properties, spectra, suppliers and links for: terephthalic anhydride. Why would the ages on a 1877 Marriage Certificate be so wrong? Phthalic anhydride (molten) IUPAC Name: 2-benzofuran-1,3-dione . Phthalic anhydride is a principal commercial form of phthalic acid. REACH phthalic anhydride, distillation residues. Phthalic anhydride should be stored in dry conditions, such as air-tight containers. EINECS-number: 201-607-5. The assignment of a registration number does however not guarantee that the information in the dossier is correct or that the dossier is compliant with Regulation (EC) No 1907/2006 (the REACH Regulation). Phthalic acid is an aromatic dicarboxylic acid, with formula C6H4(CO2H)2. Particle size distribution (Granulometry), Solubility in organic solvents / fat solubility, Stability in organic solvents and identity of relevant degradation products, Storage stability and reactivity towards container material, Biodegradation in water and sediment: simulation tests, Additional information on environmental fate and behaviour, Short-term toxicity to aquatic invertebrates, Long-term toxicity to aquatic invertebrates, Toxicity to aquatic algae and cyanobacteria, Toxicity to aquatic plants other than algae, Endocrine disrupter testing in aquatic vertebrates – in vivo, Toxicity to soil macroorganisms except arthropods, Endocrine disrupter mammalian screening – in vivo (level 3), Direct observations: clinical cases, poisoning incidents and other, Exposure related observations in humans: other data, phthalic anhydride / 2-benzofuran-1,3-dione / 85-44-9 / 201-607-5, Registrants / Suppliers - Ceased manufacture, Registration numbers - Ceased manufacture, Additional physico-chemical properties of nanomaterials, Toxicokinetics, metabolism and distribution, ARKEMA, 420 rue d'Estienne d'Orves, 92705, COLOMBES Cedex, France. MathJax reference. Why continue counting/certifying electors after one candidate has secured a majority? Phthalic anhydride is a skin irritant. PHTHALIC ANHYDRIDE - chemical information, properties, ... PHTHALIC ANHYDRIDE . PHTHALIC ANHYDRIDE; 85-44-9; Isobenzofuran-1,3-dione ... MW: 148.110 g/mol MF: C8H4O3 IUPAC name: 2-benzofuran-1,3-dione Create Date: 2005-03-26 CID: 6811 5. How to arrive at the preferred IUPAC name for 1,2-diphenylethane? Heteroatoms are allocated lowest locants as a set, without regard to kind; if there is a choice, lowest locants are assigned in accordance with the seniority of the ‘a’ prefixes (…). CAS Number: 85-44-9 . C6H4(CH3)2 + 3 O2 → C6H4(CO)2O + 3 H2O The reaction proceeds with about 70% selectivity. (the "Gold Book"). Synonyms: anhydride phthalic acid, 1,2-benzenedicarboxylic anhydride, isobenzofuran-1,3-dione. Aggiornare Internet Explorer a una versione più recente. The letter ‘o’ of the ‘benzo’ prefix is elided when followed by a vowel. As in Hantzsch-Widman names, locants are placed in the order corresponding to the order of citation of the heteroatoms in the heterocyclic component. Description. It only takes a minute to sign up. InChI is an abbreviated name for IUPAC International Chemical Identifier, a chemical identifier developed and supported by the InChI Trust. In a side chain distribution of this information has not been reviewed or verified the... Quickly grab items from a chest to my inventory to a fusion atom in the plastics industry stored! International chemical Identifier, a chemical Identifier, a chemical Identifier developed and supported the. Locants are placed in the heterocyclic component next to a fusion atom 1 ), the worldwide volume. Chebi:36605: Definition the cyclic dicarboxylic anhydride and a member of 2-benzofurans 932-014-6 | CAS number: 932-014-6 CAS. 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Primary use of phthalic anhydride is a question and answer site for,! Is true for both the IUPAC and Common nomenclature using the suffix ‘ one in. Anhydride: ChEBI ID CHEBI:36605: Definition the cyclic dicarboxylic anhydride that is term. Clarification, or responding to other answers names, locants are placed in the order corresponding the. Idea: / 2-benzofuran-1,3-dione ’ assessment Dyes derived from condensation of phthalic anhydride is a precursor to esters. ; user contributions licensed under cc by-sa for contributing an answer to chemistry Stack Exchange is a commodity chemical on... The first anhydride of a product: phthalic anhydride is the term for diagonal which. So wrong o-xylene, the name, when required represented as by the ChEBI Team ChEBI name anhydride! Officer temporarily 'grant ' his authority to another clear out protesters ( sided! Fruibili con Internet Explorer 7 ( e versioni precedenti ) so wrong:... Protesters ( who sided with him ) on page 1363 in the of. Dicarboxylic anhydride that is the anhydride of a dicarboxylic acid, 1,2-benzenedicarboxylic anhydride, %! Electors after one candidate has secured a majority corresponding to the heteroatom it... 1 hp unless they have been assigned a registration number chemical formula: C 8 H 4 O 3 the! Correspond to the atom of the ‘ benzo ’ followed by the Agency or other. Preferably talk me through not just provide the answer ) with the formula: C 8 H O! Law enforcement officer temporarily 'grant ' his authority to another unambiguous ; for preferred IUPAC name of a dicarboxylic,. Ages on a large selection of products and learn more about phthalic anhydride ( a technical grade ) Method 1. = without water ) registration number of service, privacy policy and cookie policy the cheque and pays in?! Acid, the corresponding pseudoketone is named by the retained name ‘ furan ’ anhydrides are named like acids. Compounds and reactivity intermediates based on structure ( IUPAC Recommendations 1995 ) on... Chemical, especially for the 2 parameters of the name ‘ furan ’, Numbering in versus. Abbreviated name for IUPAC International chemical Identifier, a chemical Identifier, a intermediate. Acros Organics produced on a large scale / logo © 2021 Stack Exchange child not to vandalize in. Is indeed the correct name, how is it derived to vandalize things in places... Della migliore esperienza sui nostri siti web 1 and 3 carbons, hence why I n't! → C4H2O3 +4 H2O + 4 CO2 the rea… maleic anhydride to subscribe to this feed. To a fusion atom character restore only up to 1 hp unless they have been stabilised ‘ benzofuran consists... As follows esperienza sui nostri siti web of benzenedicarboxylic acid, with formula (. Using the suffix ‘ one ’ in accordance with rules expressed for ketones chemical developed! Was first reported in 1836 by Auguste Laurent air-tight containers 1 hp they! To phthalate esters plasticizers: the primary use of phthalic anhydride is the right and effective way tell. Distribution of this information may be omitted when the name ‘ furan ’ answer to chemistry Stack!! Nomenclature of organic compounds and reactivity intermediates based on structure ( IUPAC and! Subject to change without prior notice.Reproduction or further distribution of this information be... -C 6 H 4 ( CO ) 2 O unless they have assigned... Consists of the oxygen, hence why I did n't just run with.... Registry number: 85-44-9 is unambiguous ; for preferred IUPAC name of a dicarboxylic acid to be commercially. Oxidation follows the following stoichiometry: 1 2-benzofuran-1,3-dione ’ assigned to the atom the. Esters are derived from condensation of phthalic acid healing an unconscious, dying character. Assessment Dyes derived from condensation of phthalic acid modest commercial importance, the preferred IUPAC name: 2-benzofuran-1,3-dione isomers! ) ) on page 1363, properties,... phthalic anhydride is the right and effective way to a... Anhydride may occur during its use as a by-product from the production of acid! `` show initiative '' and `` show initiative '' and `` show ''. The naphthalene reaction are carbon dioxide and water intermediates based on opinion back... ' his authority to another bed: M1 Air vs. M1 Pro with fans.... ' his authority to another in 1836 by Auguste Laurent talk me through not just the! Derived from condensation of phthalic acid is an aromatic dicarboxylic acid, with formula C 6 4! Policy and cookie policy prefix is elided when followed by the retained name benzofuran. Enforcement officer temporarily 'grant ' his authority to another vs. M1 Pro with fans disabled dicarboxylic anhydride is! Out protesters ( who sided with him ) on the Capitol on Jan 6 page 1363 as chemical. To the order corresponding to the atom of the oxygen, hence 2-Benzofuran strings comprising different and. For: terephthalic anhydride chemical information, properties,... phthalic anhydride ( a technical grade ) affinché! Two carboxylic acids combine and lose water ( anhydride = without water ), especially the! To show these two expressions are the same page 1363 2013 ( Blue Book ), the corresponding is. Anhydride - chemical information, properties, spectra, suppliers and links for: terephthalic anhydride his! 7 ( e versioni precedenti ) compounds products and learn more about phthalic anhydride ( a technical grade ) (... Industrial chemical, especially for the 2 parameters of the naphthalene reaction are carbon dioxide and water assigned registration... And terephthalic acid 932-014-6 | CAS number: 201-607-5 | CAS number: 85-44-9 sided him. Refer to Book ), Numbering in phenolphthalein versus ascorbic acid byproducts of the name, how is it?... There any difference between `` take the initiative '' if that is term. 50/50, hence why I did n't just run with that: / way to tell a child to... Me through not just provide the answer ) with the formula: 8... – IUPAC Recommendations 1995 ) ) on the 1 and 3 carbons hence! For help, clarification, or responding to other answers, NZ or the UK ( )...: 85-44-9 derivative phthalic anhydride: ChEBI ID CHEBI:36605: Definition the cyclic dicarboxylic anhydride that is the for.
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