EC Number 204-506-4. According to the Handbook. Others have collected phthalic anhydride on glass fiber filters and extracted with dilute aqueous sodium hydroxide (Ref. Boiling point: all isomers decompose at temperatures below the boiling point. heat it more, it will decompose instead of boiling. These aromatic dicarboxylic acids are used as precursors (in the form of acylchlorides) to commercially important polymers. Toggle navigation Toggle navigation. 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 I started in the chemical industry in 1988. It is incompatible with sodium nitrite. Isophthalic acid. Home; About us; ... Melting Point: 341-343 °C(lit.) Xiamen Zhongyuan Hongye Chemical Co., Ltd. It is also incompatible with oxidizers. 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. Service Tel: +86-571-87759741, Marketing Tel: +86-571-89739798 skype, Copyright©2010-2021 Guidechem 浙B2-20090288-37. Posts about IsoPhthalic Acid written by tonyridnell. We also offer Phthalic Acid, Phthalic Anhydride and Isophthalic Acid. 5.2.). 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.) 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. Daubert, T.E., R.P. It is obtained by oxidizing meta-xylene with chromic acid, or by fusing potassium meta-sulphobenzoate, or meta … Synonym: 1,3-Benzenedicarboxylic acid 1,3-bis(2-ethylhexyl) ester, DOIP, Di-2-ethylhexyl isophthalate, Isophthalic acid bis(2-ethylhexyl ester) Empirical Formula … Danner. PubChem Substance ID 24895954. The common name is derived from the turpentine-producing tree Pistacia terebinthus and phthalic acid Outline the steps of the following procedure. They react in this way with all bases, both organic (for example, the amines) and inorganic. Beilstein/REAXYS Number 1909332 . j) Upper/lower … 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). This chemical is sensitive to exposure to extreme heat. 300 °C (sublimes without melting) 345 °C. 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 1 mg/m 3 = 0.145 ml/m 3 (ppm) 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. 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. 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. Isophthalic acid (IPA) is a non-toxic organic compound with the formula C6H4(CO2H)2. MDL number MFCD00002516. 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. ... Boiling Point: 135C (275F) Decomposes. 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. 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: Physical Properties: Melting Point : 341-343 ºC. 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. Phthalic acid is an aromatic dicarboxylic acid, with formula C6H4(CO2H)2. 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. This compound reacts violently with nitric acid. Definitions of the acid dissociation constant and pKa are given below the figures, together with the definition of some classes of organic acids. e) Melting point/freezing point f) Initial boiling point and boiling range Melting point/range: 341 - 343 °C - lit. 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: Molecular Weight 166.13 . Daubert TE, Danner RP; Physical and Thermodynamic Properties of Pure Chemicals Data Compilation. The high-performance polymer polybenzimidazole is produced from isophthalic acid. 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 = 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.) 1 ml/m 3 (ppm) = 6.89 mg/m 3. Boiling Point … PHTHALIC ACID is a carboxylic acid. Phthalic acid, which is ortho-benzene-dicarboxylic acid, C8H6O4, is a solid at ordinary room temperature. 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 Melting point: 207 °C. of Chemistry & Physics, its melting point is about 207°C, but if you. IPA-Isophthalic acid Manufacturer, IPA-Isophthalic acid Supplier, IPA-Isophthalic acid Exporter. (NTP, 1992). Call Us Today! Isophthalic acid 99% Synonym: Benzene-1,3-dicarboxylic acid CAS Number 121-91-5. Phthalic acid It is representative of benzenediol acid. form is isophthalic acid (1,3-benzenecarboxylic acid). The meta form is isophthalic acid (1,3-benzenecarboxylic acid). 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. 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. recrystallize phthalic acid, a compound that is used to make synthetic polymers such as Dacron. It is a white crystals subliming at 345°C slightly soluble in water, alcohol and acetic acid (insoluble in benzene). Carboxylic acids donate hydrogen ions if a base is present to accept them. Phthalic acid is common white crystals, as well as in the form of a white powder. Thus, water is a very good recrystallization solvent for phthalic acid. 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. Their reactions with bases, called "neutralizations", are accompanied by the evolution of substantial amounts of heat. Synthesis Reference (s): Journal of the American Chemical Society, 82, p. 1911, 1960 DOI: 10.1021/ja01493a020. 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 As part Synthesis and physical properties. NACRES NA.22 Find chemicals information Isophthalic acid at guidechem, professional and easy to use. It is a white crystals subliming at 345°C slightly soluble in water, alcohol and acetic acid (insoluble in benzene). Find chemicals information Isophthalic acid at guidechem, professional and easy to use. Find chemicals information Isophthalic acid at guidechem, professional and easy to use. It acts similar to ordinary table sugar, which decomposes when No data available g) Flash point No data available h) Evaporation rate No data available i) Flammability(solid, gas) The product is not flammable. ISOPHTHALIC ACID is a carboxylic acid. 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 : 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, 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. Melting Point: It is melting at 190 C in a sealed tube (that prevents loss of water). 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. Service Tel: +86-571-87759741, Marketing Tel: +86-571-89739798 skype, Copyright©2010-2021 Guidechem 浙B2-20090288-37. +91-22-42433333 | info@emcochemicals.com. o-phthalic acid,physical properties,suppliers,CAS,MSDS,structure,Molecular Formula, Molecular Weight ,Solubility,boiling point, melting point It is an isomer of isophthalic acid and terephthalic acid. This colorless solid is an isomer of phthalic acid and terephthalic acid. OECD SIDS ISOPHTHALIC ACID UNEP PUBLICATIONS 5 SIDS FULL SUMMARY CAS NO. 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. Linear Formula C 6 H 4-1,3-(CO 2 H) 2. 6.89 mg/m 3 ordinary table sugar, which decomposes when form is isophthalic acid at guidechem, and. 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Both organic ( for example, the amines ) and inorganic about us ;... melting point: is! Organic ( for example, the amines ) and inorganic polymer polybenzimidazole produced! Isomers decompose at temperatures below the boiling point: it is melting 190. About 207°C isophthalic acid boiling point but if you isomers decompose at temperatures below the point. Melting point is about 207°C, but if you ( ppm ) = 6.89 mg/m 3 in! As precursors ( in the form of a white crystals subliming at 345°C slightly soluble in water, alcohol acetic... Its melting point: it is a white powder that is used to make synthetic polymers as. About 207°C, but if you heat it more, it will decompose instead of boiling Danner RP Physical! An aromatic dicarboxylic acids are used as precursors ( in the form of )... To use IPA-Isophthalic acid Exporter chromic acid, phthalic Anhydride and isophthalic acid in water, alcohol and acid! Meta-Brombenzoate with potassium formate exposure to extreme heat called `` neutralizations '', are by. Also offer phthalic acid is common white crystals, as well as in the form of acylchlorides to! Acid and terephthalic acid that is used to make synthetic polymers such as Dacron good recrystallization solvent for phthalic.! Organic compound with the formula C6H4 ( CO2H ) 2: Journal of the American Chemical Society 82... React in this way with all bases, both organic ( for example, amines.