isophthalic acid boiling point
Posted by in Jan, 2021
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. 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. According to the Handbook. Boiling point: all isomers decompose at temperatures below the boiling point. It is a white crystals subliming at 345°C slightly soluble in water, alcohol and acetic acid (insoluble in benzene). Synthesis and physical properties. It acts similar to ordinary table sugar, which decomposes when 300 °C (sublimes without melting) 345 °C. It is obtained by oxidizing meta-xylene with chromic acid, or by fusing potassium meta-sulphobenzoate, or meta-brombenzoate with potassium formate. 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: Outline the steps of the following procedure. Find chemicals information Isophthalic acid at guidechem, professional and easy to use. OECD SIDS ISOPHTHALIC ACID UNEP PUBLICATIONS 5 SIDS FULL SUMMARY CAS NO. 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. The common name is derived from the turpentine-producing tree Pistacia terebinthus and phthalic acid +91-22-42433333 | info@emcochemicals.com. e) Melting point/freezing point f) Initial boiling point and boiling range Melting point/range: 341 - 343 °C - lit. 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. Synonym: 1,3-Benzenedicarboxylic acid 1,3-bis(2-ethylhexyl) ester, DOIP, Di-2-ethylhexyl isophthalate, Isophthalic acid bis(2-ethylhexyl ester) Empirical Formula … NACRES NA.22 recrystallize phthalic acid, a compound that is used to make synthetic polymers such as Dacron. Molecular Weight 166.13 . 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. As part ISOPHTHALIC ACID is a carboxylic acid. Isophthalic acid. 1 ml/m 3 (ppm) = 6.89 mg/m 3. It is obtained by oxidizing meta-xylene with chromic acid, or by fusing potassium meta-sulphobenzoate, or meta … Phthalic acid is common white crystals, as well as in the form of a white powder. Boiling Point … PHTHALIC ACID is a carboxylic acid. 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. Xiamen Zhongyuan Hongye Chemical Co., Ltd. Daubert, T.E., R.P. Toggle navigation Toggle navigation. ... Boiling Point: 135C (275F) Decomposes. MDL number MFCD00002516. 1 mg/m 3 = 0.145 ml/m 3 (ppm) 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. Others have collected phthalic anhydride on glass fiber filters and extracted with dilute aqueous sodium hydroxide (Ref. j) Upper/lower … Physical Properties: Melting Point : 341-343 ºC. This colorless solid is an isomer of phthalic acid and terephthalic acid. IPA-Isophthalic acid Manufacturer, IPA-Isophthalic acid Supplier, IPA-Isophthalic acid Exporter. Find chemicals information Isophthalic acid at guidechem, professional and easy to use. Melting point: 207 °C. of Chemistry & Physics, its melting point is about 207°C, but if you. 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. heat it more, it will decompose instead of boiling. We also offer Phthalic Acid, Phthalic Anhydride and Isophthalic Acid. It is a white crystals subliming at 345°C slightly soluble in water, alcohol and acetic acid (insoluble in benzene). 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 Isophthalic acid (IPA) is a non-toxic organic compound with the formula C6H4(CO2H)2. 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 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. 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 compound reacts violently with nitric acid. I started in the chemical industry in 1988. PubChem Substance ID 24895954. 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.) Synthesis Reference (s): Journal of the American Chemical Society, 82, p. 1911, 1960 DOI: 10.1021/ja01493a020. (NTP, 1992). 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. 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 Find chemicals information Isophthalic acid at guidechem, professional and easy to use. Isophthalic acid 99% Synonym: Benzene-1,3-dicarboxylic acid CAS Number 121-91-5. It is also incompatible with oxidizers. The high-performance polymer polybenzimidazole is produced from isophthalic acid. Call Us Today! 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. Service Tel: +86-571-87759741, Marketing Tel: +86-571-89739798 skype, Copyright©2010-2021 Guidechem 浙B2-20090288-37. Melting Point: It is melting at 190 C in a sealed tube (that prevents loss of water). Their reactions with bases, called "neutralizations", are accompanied by the evolution of substantial amounts of heat.
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