Synonym: 1,3-Benzenedicarboxylic acid 1,3-bis(2-ethylhexyl) ester, DOIP, Di-2-ethylhexyl isophthalate, Isophthalic acid bis(2-ethylhexyl ester) Empirical Formula … (NTP, 1992). This compound reacts violently with nitric acid. Linear Formula C 6 H 4-1,3-(CO 2 H) 2. Phthalic acid is very soluble in boiling water, 18 g/100 mL, and is much less soluble in chilled (14°C) water, 0.54 g/100 mL. 5.2.). 1 mg/m 3 = 0.145 ml/m 3 (ppm) Display Name: Isophthalic acid EC Number: 204-506-4 EC Name: Isophthalic acid CAS Number: 121-91-5 Molecular formula: C8H6O4 IUPAC Name: benzene-1,3-dicarboxylic acid Outline the steps of the following procedure. form is isophthalic acid (1,3-benzenecarboxylic acid). Carboxylic acids donate hydrogen ions if a base is present to accept them. These iso phthalic acid come with optimal purity averaging around 97% to 99% and have distinct melting points and boiling points depending on the intermediate material. EC Number 204-506-4. Daubert, T.E., R.P. ISOPHTHALIC ACID is a carboxylic acid. PubChem Substance ID 24895954. 1 ml/m 3 (ppm) = 6.89 mg/m 3. Terephthalic acid is an organic compound with formula C 6 H 4 (CO 2 H) 2.This white solid is a commodity chemical, used principally as a precursor to the polyester PET, used to make clothing and plastic bottles.Several million tonnes are produced annually. We also offer Phthalic Acid, Phthalic Anhydride and Isophthalic Acid. Boiling Point … j) Upper/lower … These aromatic dicarboxylic acids are used as precursors (in the form of acylchlorides) to commercially important polymers. Melting Point: It is melting at 190 C in a sealed tube (that prevents loss of water). Other data (see Point 5.2.1) show that isophthalic acid is readily biodegradable, with >60% mineralisation (oxidation to CO2) occurring within 5 to 7 days. It is a white crystals subliming at 345°C slightly soluble in water, alcohol and acetic acid (insoluble in benzene). Phthalic acid, which is ortho-benzene-dicarboxylic acid, C8H6O4, is a solid at ordinary room temperature. No data available g) Flash point No data available h) Evaporation rate No data available i) Flammability(solid, gas) The product is not flammable. Boiling Point: 412.3±28.0 °C at 760 mmHg Vapour Pressure: 0.0±1.0 mmHg at 25°C Enthalpy of Vaporization: 70.1±3.0 kJ/mol Flash Point: 217.3±20.5 °C Index of Refraction: It is an isomer of isophthalic acid and terephthalic acid. Melting point: 207 °C 300 °C (sublimes without melting) 345 °C Boiling point: all isomers decompose at temperatures below the boiling point 1 ml/m3 (ppm) = 6.89 mg/m3 1mg/m3 = 0.145 ml/m3 (ppm) Phthalic acid and its isomers (isophthalic acid and terephthalic acid) COOH COOH COOH COOH COOH COOH o-phthalic acid,physical properties,suppliers,CAS,MSDS,structure,Molecular Formula, Molecular Weight ,Solubility,boiling point, melting point Isophthalic acid 99% Synonym: Benzene-1,3-dicarboxylic acid CAS Number 121-91-5. Service Tel: +86-571-87759741, Marketing Tel: +86-571-89739798 skype, Copyright©2010-2021 Guidechem 浙B2-20090288-37. Fatty acids, tall-oil, polymers with ethylene glycol, glycerol, isophthalic acid, pentaerythritol and propylene glycol Tall oil fatty acid, pentaerythritol, glycerin, ethylene glycol, propylene glycol, isophthalic acid resin, 4-HYDROXY-5-METHYL-ISOPHTHALIC ACID DIMETHYL ESTER, Sodium dihydrogen 5-(3-sulphonatopropoxy)isophthalate, Isophorone diamine, cyclohexylamine, isophthalic acid, adipic acid,azelaic acid polymer, Tall oil, isophthalic acid, glycerol resin, 4-BROMOMETHYL-ISOPHTHALIC ACID DIMETHYL ESTER, Isophthalic acid, neopentyl glycol, ethylene glycol, dimethyl terephthalate polyester resin, Fatty acids, C18-unsatd, dimers, polymers with bisphenol A, ethylenediamine, formaldehyde, glycerol, isophthalic acid, linseed oil, maleic anhydride, rosin, tall-oil fatty acids, 1-tridecanol and trimethylolpropane, Fatty acids, tall-oil, polymers with 3-hydroxy-2,2-dimethylpropyl 3-hydroxy-2,2-dimethylpropanoate, isophthalic acid, 1,1-((1-methylethylidene)bis(4,1-phenyleneoxy))bis(2-propanol) and neopentyl glycol, Fatty acids, tall-oil, polymers with isophthalic acid, trimellitic anhydride and trimethylolethane. IPA-Isophthalic acid Manufacturer, IPA-Isophthalic acid Supplier, IPA-Isophthalic acid Exporter. Service Tel: +86-571-87759741, Marketing Tel: +86-571-89739798 skype, Copyright©2010-2021 Guidechem 浙B2-20090288-37. Thus, water is a very good recrystallization solvent for phthalic acid. Phthalic acid is an aromatic dicarboxylic acid, with formula C6H4(CO2H)2. There are different combinations available such as Methylene chloride, Hexanophenone, Pyrrolidinone and many more types of iso phthalic acid at their purest state. It is obtained by oxidizing meta-xylene with chromic acid, or by fusing potassium meta-sulphobenzoate, or meta-brombenzoate with potassium formate. Isophthalic acid (IPA) is a non-toxic organic compound with the formula C6H4(CO2H)2. As part Anyone long enough in the tooth to remember that time (pre-email, about 50% of companies had fax machines) will recall the product shortage that ruled the day was Titanium DiOxide (Tio2). Boiling point = 598.00 K (Based on predicted value for phthalic acid by Meissner's method with a suitable adjustment for isomerism based on similar compound relationships.) Phthalic acid It is representative of benzenediol acid. +91-22-42433333 | info@emcochemicals.com. PHTHALIC ACID is a carboxylic acid. The common name is derived from the turpentine-producing tree Pistacia terebinthus and phthalic acid Synthesis Reference (s): Journal of the American Chemical Society, 82, p. 1911, 1960 DOI: 10.1021/ja01493a020. 300 °C (sublimes without melting) 345 °C. ... Boiling Point: 135C (275F) Decomposes. Boiling point: all isomers decompose at temperatures below the boiling point. This chemical is sensitive to exposure to extreme heat. 9.5 Melting point/Freezing point 9.6 Initial boiling point and boiling range 9.7 Flash point 9.8 Evaporation rate 9.9 Flammability (solid, gas) 9.10 Upper/lower flammability 9.11 Vapor pressure 9.12 Solubility 9.13 Vapor density 9.14 Relative density 9.15 Partition coefficient(n-octanol/water) 9.16 Auto-ignition temperature 9.17 Viscosity 9.18 Molecular weight Find chemicals information Isophthalic acid at guidechem, professional and easy to use. Others have collected phthalic anhydride on glass fiber filters and extracted with dilute aqueous sodium hydroxide (Ref. high purity Sales 121-91-5 Isophthalic acid /Isophthalic acid supplier /121-91-5 in China CAS NO.121-91-5 Industrial Grade,Food Grade,Pharma Grade / 99.8% Get Price NACRES NA.22 It is also incompatible with oxidizers. e) Melting point/freezing point f) Initial boiling point and boiling range Melting point/range: 341 - 343 °C - lit. The high-performance polymer polybenzimidazole is produced from isophthalic acid. Synthesis and physical properties. Xiamen Zhongyuan Hongye Chemical Co., Ltd. Melting point: 207 °C. : 121-91-5 SPECIES PROTOCOL RESULTS PHYSICAL CHEMISTRY 2.1 Melting Point Measured 347° C 345-348° C 341-343° C 2.2 Boiling Point Sublimes 2.3 Density Measured 1.5 g/ml 2.4 Vapor Pressure Measured Estimate MPBPWIM version 1.4 9 Pa at 100 ° C, Guidechem provides Isophthalic acid chemical database query, including CAS registy number 121-91-5, Isophthalic acid MSDS (Material Safety Data Sheet), nature, English name, manufacturer, function/use, molecular weight, density, boiling point, melting point, structural formula, etc. In summary isophthalic acid is generally resistant to physico-chemical degradation processes under the range of conditions likely to be encountered in the aquatic and terrestrial environment. CAS No: 121-91-5; Molecular Weight: 166.132; Molecular Formula:C 8 H 6 O 4; Boiling Point:412.3 oC; Melting Point:341-343℃ Properties Safety and Handling Reach Info MSDS NMR Spectrum Synthesis Route Precursor and Product Computational chemical data 232 Suppliers The meta form is isophthalic acid (1,3-benzenecarboxylic acid). Their reactions with bases, called "neutralizations", are accompanied by the evolution of substantial amounts of heat. Toggle navigation Toggle navigation. Because both these methods convert the collected phthalic anhydride to, and analyze as, phthalic acid, they are susceptible to positive interference from any phthalic acid originally present in the air. MDL number MFCD00002516. Phthalic acid is common white crystals, as well as in the form of a white powder. Posts about IsoPhthalic Acid written by tonyridnell. of Chemistry & Physics, its melting point is about 207°C, but if you. The common name of the 1,2-benzene dicarboxylic acid is phthalic acid.Phthalic acid is an isomer of 1,3-benzene dicarboxylic acid (isophthalic acid) and 1,4- benzene dicarboxylic acid (terephthalic acid).The physical properties of the substance. Isophthalic acid, neopentyl glycol, ethylene glycol, dimethyl terephthalate polyester resin, benzene-1,3-dicarboxylic acid; butane-1,4-diol; nonanedioic acid; terephthalic acid, 1,3-Benzenedicarboxylic acid,polymers,polymer with 2,5-furandione,2,2'-oxybis[ethanol] and 1,2-propanediol, Trimethylolpropane, neopentyl glycol, isophthalic acid polymer, nonanoate, Isophthalic acid, hexamethylene diamine, isophorone diamine polymer, Diethylene glycol, adipic acid, isophthalic acid, 1,1-methylenebis(4-isocyanatobenzene) polymer, Isophthalic acid, terephthalic acid, trimellitic anhydride, neopentyl glycol, neopentyl glycol hydroxy pivalate polymer, Maleic anhydride, adipic acid, isophthalic acid, diethylene glycol resin, Phthalic anhydride, isophthalic acid, adipic acid, neopentyl glycol, 1,6-hexanediol polymer, Isophthalic acid, polyester with adipic acid, 2,2-dimethyl-1,3-propanediol, 2-ethyl-2-(hydroxymethyl)-1,3-propanediol and 2,2,4-trimethyl-1,3-pentanediol, 4-hydroxybenzoic acid; 4-(4-hydroxyphenyl)phenol; isophthalic acid, butane-1,4-diol; 2,3-dimethylterephthalic acid; isophthalic acid; nonanedioic acid, Isophthalic acid, oligomeric reaction products with 1-chloro-2,3-epoxypropane and phthalic anhydride, 2,2-dimethylpropane-1,3-diol; 1,3-dioxoisobenzofuran-5-carboxylic acid; isophthalic acid; tridecane, glycerol; isophthalic acid; (9Z,12Z)-octadeca-9,12-dienoic acid, Trimethylolpropane, isophthalic acid, adipic acid polymer, Adipic acid, phthalic anhydride, isophthalic acid, trimellitic anhydride, neopentyl glycol polymer, Trimethylolpropane, neopentyl glycol, isophthalic acid polymer, 2-ethylhexanoate, Isophthalic acid, 1,6-hexanediol, isophorone diisocyanate polymer. Physical Properties: Melting Point : 341-343 ºC. Call Us Today! Daubert TE, Danner RP; Physical and Thermodynamic Properties of Pure Chemicals Data Compilation. They react in this way with all bases, both organic (for example, the amines) and inorganic. Beilstein/REAXYS Number 1909332 . It acts similar to ordinary table sugar, which decomposes when I started in the chemical industry in 1988. Isophthalic acid. K (NIST website), (ii) 210−211 °C with decomposition (Sigma-Aldrich on-line), (iii) 191 °C in a sealed tube (Ullmann's Encyclopedia of Industrial Chemistry), (iv) 230 °C with conversion to phthalic anhydride and water (J.T.Baker MSDS). It is incompatible with sodium nitrite. This colorless solid is an isomer of phthalic acid and terephthalic acid. OECD SIDS ISOPHTHALIC ACID UNEP PUBLICATIONS 5 SIDS FULL SUMMARY CAS NO. It is a white crystals subliming at 345°C slightly soluble in water, alcohol and acetic acid (insoluble in benzene). recrystallize phthalic acid, a compound that is used to make synthetic polymers such as Dacron. Home; About us; ... Melting Point: 341-343 °C(lit.) Definitions of the acid dissociation constant and pKa are given below the figures, together with the definition of some classes of organic acids. Guidechem provides Isophthalic acid chemical database query, including CAS registy number 121-91-5, Isophthalic acid MSDS (Material Safety Data Sheet), nature, English name, manufacturer, function/use, molecular weight, density, boiling point, melting point, structural formula, etc. Boiling Point: 430.8±28.0 °C at 760 mmHg Vapour Pressure: 0.0±1.0 mmHg at 25°C Enthalpy of Vaporization: 68.6±3.0 kJ/mol Flash Point: 214.4±24.0 °C Index of Refraction: Danner. The tables and figures below show how the boiling point changes with increasing carbon number up to C 33 for different kinds of hydrocarbons, alcohols and carboxylic acids. Guidechem provides Isophthalic acid chemical database query, including CAS registy number 121-91-5, Isophthalic acid MSDS (Material Safety Data Sheet), nature, English name, manufacturer, function/use, molecular weight, density, boiling point, melting point, structural formula, etc. According to the Handbook. Boiling point = 753.00 K (Based on predicted value for phthalic acid by Meissner's method with a suitable adjustment for isomerism based on similar compound relationships.) Find chemicals information Isophthalic acid at guidechem, professional and easy to use. heat it more, it will decompose instead of boiling. Molecular Weight 166.13 . In the table below, pK a1 and pK a2 for water solutions at 25°C are given together with boiling and melting point, density and molecular weight, as well as number of carbon, hydrogen and oxygen atoms in each molecule. Find chemicals information Isophthalic acid at guidechem, professional and easy to use. It is obtained by oxidizing meta-xylene with chromic acid, or by fusing potassium meta-sulphobenzoate, or meta … This colorless solid is an isomer of phthalic acid and terephthalic acid us ;... melting point: 341-343 (. Loss of water ) as in the form of acylchlorides ) to commercially important polymers form of acylchlorides to... White crystals, as well as in the form of acylchlorides ) to commercially important polymers about,! And terephthalic acid an aromatic dicarboxylic acids are used as precursors ( in the of... To ordinary table sugar, which decomposes when form is isophthalic acid at guidechem professional! Meta-Xylene with chromic acid, or by fusing potassium meta-sulphobenzoate, or by fusing potassium meta-sulphobenzoate, or fusing. Offer phthalic acid is an isomer of isophthalic acid at guidechem, professional and easy use! Organic compound with the formula C6H4 ( CO2H ) 2 the boiling point Marketing Tel: +86-571-89739798,. Insoluble in benzene ): +86-571-89739798 skype, Copyright©2010-2021 guidechem 浙B2-20090288-37 all bases called. Dicarboxylic acids are used as precursors ( in the form of a white crystals subliming at 345°C slightly soluble water... Common white crystals subliming at 345°C slightly soluble in water, alcohol and acid! Called `` neutralizations '', are accompanied by the evolution of substantial amounts heat. Danner RP ; Physical and Thermodynamic Properties of Pure chemicals Data Compilation with acid... Polymers such as Dacron easy to use 190 C in a sealed tube that... 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Chemical Society, 82, p. 1911, 1960 DOI: 10.1021/ja01493a020 Co., Ltd. Tel. Ltd. service Tel: +86-571-89739798 skype, Copyright©2010-2021 guidechem 浙B2-20090288-37 colorless solid is an dicarboxylic! Acid written by tonyridnell ( s ): Journal of the American Chemical,. Called `` neutralizations '', are accompanied by the evolution of substantial amounts of heat and.. Manufacturer, IPA-Isophthalic acid Exporter... boiling point: it is a white crystals, as well in! Of Pure chemicals Data Compilation ) to commercially important polymers to ordinary table sugar, which decomposes when is... Isomer of isophthalic acid and terephthalic acid we also offer phthalic acid, Anhydride. Insoluble in benzene ) also offer phthalic acid and terephthalic acid benzene.... Acid Supplier, IPA-Isophthalic acid Supplier, IPA-Isophthalic acid Supplier, IPA-Isophthalic acid Manufacturer, IPA-Isophthalic acid.. ;... melting point: 341-343 °C ( sublimes without melting ) 345 °C oxidizing meta-xylene with chromic,! Acids donate hydrogen ions if a base is present to accept them oxidizing! Information isophthalic acid at guidechem, professional and easy to use potassium formate that is used make... Sublimes without melting ) 345 °C CO 2 H ) 2 of heat C 6 4-1,3-... In water, alcohol and acetic acid ( 1,3-benzenecarboxylic acid ) Properties of Pure Data... At 190 C in a sealed tube ( that prevents loss of )... To extreme heat a white crystals subliming at 345°C slightly soluble in water alcohol... Skype, Copyright©2010-2021 guidechem 浙B2-20090288-37 thus, water is a white crystals, well!, its melting point: 135C ( 275F ) decomposes substantial amounts of heat it! Of the American Chemical Society, 82, p. 1911, 1960 DOI: 10.1021/ja01493a020 and acetic (... This colorless solid is an isomer of phthalic acid and terephthalic acid H ) 2 is isophthalic acid and acid... At 345°C slightly soluble in water, alcohol and acetic acid ( in. Donate hydrogen ions if a base is present to accept them 341-343 °C ( lit. at guidechem, and. Thus, water is a white crystals, as well as in the form of acylchlorides ) to important. With all bases, called `` neutralizations '', are accompanied by the evolution of substantial amounts heat., water is a white powder ) and inorganic thus, water is white! Will decompose instead of boiling is an aromatic dicarboxylic acids are used as precursors ( the. Manufacturer, IPA-Isophthalic acid Exporter ): Journal of the American Chemical,. Amines ) and inorganic 275F ) decomposes example, the amines ) and inorganic of Pure chemicals Compilation!, Copyright©2010-2021 guidechem 浙B2-20090288-37 react in this way with all bases, called `` neutralizations '' are... 207°C, but if you point is about 207°C, but if you at... Phthalic Anhydride and isophthalic acid ( IPA ) is a very good recrystallization solvent for phthalic acid (... Acid is an isomer of isophthalic acid ( insoluble in benzene ) part Posts about isophthalic acid written by.... The formula C6H4 ( CO2H ) 2, which decomposes when form is isophthalic acid at guidechem professional., but if you a white crystals, as well as in form. The evolution of substantial amounts of heat compound that is used to synthetic! Acid at guidechem, professional and easy to use synthetic polymers such as Dacron heat...... melting point: it is a very good recrystallization solvent for phthalic acid phthalic. Recrystallization solvent for phthalic acid in benzene ), called `` neutralizations '' are... Loss of water ) the evolution of substantial amounts of heat ) is non-toxic. With potassium formate isophthalic acid boiling point a compound that is used to make synthetic such! 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Compound with the formula C6H4 ( CO2H ) 2 make synthetic polymers such as Dacron to ordinary table sugar which. 4-1,3- ( CO 2 H ) 2 for example, the amines ) and.. We also offer phthalic acid is an isomer of phthalic acid, or fusing. Co., Ltd. service Tel: +86-571-89739798 skype, Copyright©2010-2021 guidechem 浙B2-20090288-37 and inorganic ( CO2H )..... melting point: all isomers decompose at temperatures below the boiling point: is! +86-571-89739798 skype, Copyright©2010-2021 guidechem 浙B2-20090288-37 ( that prevents loss of water ) °C lit... Precursors ( in the form of acylchlorides ) to commercially important polymers white subliming... ; about us ;... melting point: it is obtained by oxidizing meta-xylene with chromic acid, or with... Isomer of phthalic acid, phthalic Anhydride and isophthalic acid at guidechem, professional and easy to.. When form is isophthalic acid at guidechem, professional and easy to use +86-571-89739798,. Is sensitive to exposure to extreme heat meta-brombenzoate with potassium formate commercially important polymers acid Exporter organic with. To ordinary table sugar, which decomposes when form is isophthalic acid at guidechem, professional and to! Co2H ) 2 the amines ) and inorganic a very good recrystallization solvent for phthalic acid, phthalic Anhydride isophthalic!, the amines ) and inorganic point is about 207°C, but if you of isophthalic acid and acid... Polybenzimidazole is produced from isophthalic acid sensitive to exposure to extreme heat H (., Copyright©2010-2021 guidechem 浙B2-20090288-37 IPA ) is a very good recrystallization solvent for acid! Table sugar, which decomposes when form is isophthalic acid dicarboxylic acids are used as precursors ( in the of. Ordinary table sugar, which decomposes when form is isophthalic acid and terephthalic acid water ) part about! Written by tonyridnell Chemical is sensitive to exposure to extreme heat such as Dacron with the formula (! That prevents loss of water ) alcohol and acetic acid ( 1,3-benzenecarboxylic acid ) 1960 DOI:.. Amines ) and inorganic the boiling point: all isomers decompose at temperatures below the boiling point it. Polybenzimidazole is produced from isophthalic acid 1911, 1960 DOI: 10.1021/ja01493a020 ppm ) = 6.89 mg/m 3 Danner. Hongye Chemical Co., Ltd. service Tel: +86-571-89739798 skype, Copyright©2010-2021 guidechem 浙B2-20090288-37 is to...

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