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 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. recrystallize phthalic acid, a compound that is used to make synthetic polymers such as Dacron. It acts similar to ordinary table sugar, which decomposes when Phthalic acid is common white crystals, as well as in the form of a white powder. I started in the chemical industry in 1988. We also offer Phthalic Acid, Phthalic Anhydride and Isophthalic Acid. ISOPHTHALIC ACID is a carboxylic acid. OECD SIDS ISOPHTHALIC ACID UNEP PUBLICATIONS 5 SIDS FULL SUMMARY CAS NO. Service Tel: +86-571-87759741, Marketing Tel: +86-571-89739798 skype, Copyright©2010-2021 Guidechem 浙B2-20090288-37. 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. 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. Isophthalic acid. (NTP, 1992). Toggle navigation Toggle navigation. There are different combinations available such as Methylene chloride, Hexanophenone, Pyrrolidinone and many more types of iso phthalic acid at their purest state. Molecular Weight 166.13 . Phthalic acid is an aromatic dicarboxylic acid, with formula C6H4(CO2H)2. No data available g) Flash point No data available h) Evaporation rate No data available i) Flammability(solid, gas) The product is not flammable. Find chemicals information Isophthalic acid at guidechem, professional and easy to use. Boiling Point … NACRES NA.22 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 Thus, water is a very good recrystallization solvent for phthalic acid. Call Us Today! Outline the steps of the following procedure. 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 Linear Formula C 6 H 4-1,3-(CO 2 H) 2. Carboxylic acids donate hydrogen ions if a base is present to accept them. Danner. It is a white crystals subliming at 345°C slightly soluble in water, alcohol and acetic acid (insoluble in benzene). Xiamen Zhongyuan Hongye Chemical Co., Ltd. EC Number 204-506-4. PubChem Substance ID 24895954. The high-performance polymer polybenzimidazole is produced from isophthalic acid. Their reactions with bases, called "neutralizations", are accompanied by the evolution of substantial amounts of heat. Daubert TE, Danner RP; Physical and Thermodynamic Properties of Pure Chemicals Data Compilation. 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: 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 Isophthalic acid (IPA) is a non-toxic organic compound with the formula C6H4(CO2H)2. Others have collected phthalic anhydride on glass fiber filters and extracted with dilute aqueous sodium hydroxide (Ref. It is also incompatible with oxidizers. The common name is derived from the turpentine-producing tree Pistacia terebinthus and phthalic acid This colorless solid is an isomer of phthalic acid and terephthalic acid. 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.) 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 Boiling point: all isomers decompose at temperatures below the boiling point. 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. 1 ml/m 3 (ppm) = 6.89 mg/m 3. PHTHALIC ACID is a carboxylic acid. As part They react in this way with all bases, both organic (for example, the amines) and inorganic. Synthesis Reference (s): Journal of the American Chemical Society, 82, p. 1911, 1960 DOI: 10.1021/ja01493a020. Definitions of the acid dissociation constant and pKa are given below the figures, together with the definition of some classes of organic acids. The meta form is isophthalic acid (1,3-benzenecarboxylic acid). form is isophthalic acid (1,3-benzenecarboxylic 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). Find chemicals information Isophthalic acid at guidechem, professional and easy to use. 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. 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: It is obtained by oxidizing meta-xylene with chromic acid, or by fusing potassium meta-sulphobenzoate, or meta-brombenzoate with potassium formate. 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). 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.) Melting Point: It is melting at 190 C in a sealed tube (that prevents loss of water). IPA-Isophthalic acid Manufacturer, IPA-Isophthalic acid Supplier, IPA-Isophthalic acid Exporter. 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. 1 mg/m 3 = 0.145 ml/m 3 (ppm) Phthalic acid It is representative of benzenediol acid. 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. 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