isophthalic acid melting point

Beilstein/REAXYS Number 1909332 . The meta form is isophthalic acid (1,3-benzenecarboxylic acid). Find product specific information including uses, price, CAS, MSDS, protocols and references. Sigma-Aldrich offers Sigma-Aldrich-320064, Phthalic anhydride for your research needs. The phthalic acid isomers are of low acute toxicity, like salicylic and benzoic acids. 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 Melting point: 207 °C (405 °F; 480 K) Solubility in water. Packing. Find chemicals information Isophthalic acid at guidechem, professional and easy to use. PubChem Substance ID 24895954. Molecular Weight 166.13 . Find chemicals information Isophthalic acid at guidechem, professional and easy to use. Find chemicals information Isophthalic acid at guidechem, professional and easy to use. # PS-670CX-14-10MG. A benzenedicarboxylic acid that is benzene substituted by carboxy groups at position 1 and 3. Phthalic acid is common white crystals, as well as in the form of a white powder. Boiling Point: 378.274 °C at 760 mmHg: Flash Point: 196.749 °C: Solubility: water: 0.01 g/100 mL (25 °C) Appearance: 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. 25Kg /drum or as customer demand. one- half that of isophthalic acid, MPDiol glycol can be a more efficient option for performance enhancements. Compare. ISO 17034. TEREPHTHALIC ACID is a carboxylic acid. CopyCopied, QQVIHTHCMHWDBS-UHFFFAOYSA-N The same method could be adapted to synthesize bio-based isophthalic acid (Miller et al., 2014; Tachibana et al., 2015). Made in Germany! CopyCopied, Validated by Experts, Validated by Users, Non-Validated, Removed by Users, Predicted data is generated using the ACD/Labs Percepta Platform - PhysChem Module, Predicted data is generated using the US Environmental Protection Agency’s EPISuite™, Click to predict properties on the Chemicalize site, For medical information relating to Covid-19, please consult the, https://www.ebi.ac.uk/chebi/searchId.do?chebiId=CHEBI:30802, ACD/Labs Percepta Platform - PhysChem Module, US Environmental Protection Agency’s EPISuite™, Compounds with the same molecular formula, Search Google for structures with same skeleton, CAUTION: May irritate eyes, skin, and respiratory tract. Insoluble in water but even "insoluble" carboxylic acids may absorb enough water from the air and dissolve sufficiently in it to corrode or dissolve iron, steel, and aluminum parts and containers. CAS# 121-91-5. Synonym: 1,3-Benzenedicarboxylic acid 1,3-bis(2-ethylhexyl) ester, DOIP, Di-2-ethylhexyl isophthalate, Isophthalic acid bis(2-ethylhexyl ester) Empirical Formula (Hill Notation): C … 3.9 HS Code 29173980 3.10 Storage temp Store in a tightly closed container. Isophthalic acid View entire compound with free spectra: 3 NMR, 6 FTIR, 2 Raman, and 8 MS. ... Melting Point: 345-348C: Molecular Weight: 166.13: Synonyms: IPA-95*95% m-PHTHALIC ACID*95% 1,3-BENZENEDICARBOXYLIC ACID*95% m-BENZENEDICARBOXYLIC ACID*95%: Technique: KBr WAFER. Phenyl rings (or Physical Properties The physical properties of MPDiol glycol are shown below. Discussion Of Results And Calculations Questions: 1. 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. ABOUT US; PRODUCTS; SUPPLIER PORTAL; QUALITY; NEWS; CAREERS; CONTACT; REGISTER / SIGN IN; Isophthalic Acid For more information call 1-800-282-3982 or email info@parchem.com! One of three possible isomers of benzenedicarboxylic acid, the others being phthalic and terephthalic acid Self-assembled monolayers of a series of isophthalic acids (5-octadecyloxyisophthalic acid, 5-decyloxyisophthalic acid, 5-hexyloxyisophthalic acid, and 5-pentyloxyisophthalic acid) formed on highly ordered pyrolytic graphite (HOPG) at the solid−liquid interface were studied using scanning tunneling microscopy (STM). Melting point/range: 341 - 343 °C - lit. 10 mg. Price(USD) Price. Figure 8.6. 5-Nitro-iso-phthalic acid;5-Nitro-1,3-benzenedicarboxylic acid,physical properties,suppliers,CAS,MSDS,structure,Molecular Formula, Molecular Weight ,Solubility,boiling point, melting point Home Products Search Properties Search 中文版 Guidechem provides Phthalic anhydride chemical database query, including CAS registy number 85-44-9, Phthalic anhydride MSDS (Material Safety Data Sheet), nature, English name, manufacturer, function/use, molecular weight, density, boiling point, melting point, structural formula, etc. INDIA For information in the INDIA, call: Tel: +91 - 22 - 2275 5555 / 6184 0000, Fax: +91 - 22 - 2275 5556 / 6184 0001 Section 2 - Composition, … s. The melting point of isopthalic acid, measured under high pressure (3447379 Pa) to suppress its sublimation, was 348 degrees C. Isophthalic acid. GENERAL. Dissociation: 1. CAS No: 88-99-3; Molecular Weight: 166.132; Molecular Formula:C 8 H 6 O 4; Boiling Point:410 to 412° F (decomposes) (NTP, 1992) Melting Point:200-205℃ Properties Safety and Handling Reach Info MSDS NMR Spectrum Synthesis Route Precursor … 0.6 g / 100 mL : Acidity (pK a) 2.89 ... Phthalic acid is an aromatic dicarboxylic acid, with formula C 6 H 4 (CO 2 H) 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. Fig. Carboxylic acids donate hydrogen ions if a base is present to accept them. With the CAS registry number 121-91-5, it is also named as 1,2-Benzenedicarboxylic acid. isophthalic acid Physical appearance: colorless needles crystals Empirical formula (Hill's system for organic substances): C 8 H 6 O 4 Structural formula as text: C6H4(COOH)2 Molar/atomic mass: 166.1308 Melting point (°C): 348.5 Solubility (g/100 g of solvent): water: 0.013 (25°C) water: 0.22 (100°C) ethanol: soluble . CopyCopied, CSID:8182, http://www.chemspider.com/Chemical-Structure.8182.html (accessed 01:30, Jan 9, 2021) 66-69°C. 99%min. 2. 181 When IPA is incorporated at the low level of 5–10 mol.%, the processing window can be enlarged by lowering the melting point of the polyester while retaining the crystallinity, T g, and … Number of Components Comps. Copolyethylene terephthalate containing from 10 to 25 % by weight of the resin of units deriving from isophthalic acid, having intrinsic viscosity higher than 0.85 dl/g, melting point lower than 220 °C and crystallization properties such as to solidify from the melt to … 1-800-282-3982 . Add to Cart Add. Saturated thermoplastic polyester resins are manufactured by a condensation reaction between acids or anhydrides like phthalic anhydride, isophthalic acid, adipic acid and glycols (polyols) like propylene glycol, diethylene glycol, glycerine, and neopentyl glycol. Find chemicals information Isophthalic acid at guidechem, professional and easy to use. 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. Also known as benzene-1, 3-dicarboxylic acid,Iisophthalic Acid is an aromatic dicarboxylic acid. Reference price of Isophthalic acid is 977.447USD/MT, down 0.14% from 978.854USD/MT on 2020-03-11. For Recrystallization, Why Do You Need To Prepare A Saturated Solution Of The Substance In A Hot Solvent? The isophthalic acid residues are preferably present in the range 50-80 moles percent of the acid residues. Skip to main content. 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. Triple point temperature and pressure = 619.15 K (estimated to be equal to the melting point), 2.8020X10+3 Pa Daubert TE, Danner RP; Physical and Thermodynamic Properties of … Aramid, any of a series of synthetic polymers (substances made of long chainlike multiple-unit molecules) in which repeating units containing large phenyl rings are linked together by amide groups. ISOPHTHALIC ACID. 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. Chemsrc provides Isophthalic acid(CAS#:121-91-5) MSDS, density, melting point, boiling point, structure, formula, molecular weight etc. ... Melting point/freezing point no data available f) Initial boiling point and boiling range no data available g) Flash point no data available j) Upper/lower flammabilityor explosive limits No data available k) Vapour pressure No data available l) Vapour density No data available m) Relative density 1.53 g/cm3 at 25 °C. The material is a low-toxicity, easy-to-handle clear liquid with a high boiling point and a low freezing 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. 230 °C Jean-Claude Bradley Open Melting Point Dataset 16989, 28454: 205 °C (Decomposes) Alfa Aesar 41770, A14450: 210-211 °C (Decomposes) SynQuest 52322, 210-211 °C (Decomposes, Literature) LabNetwork LN00194231: 204-209 °C LabNetwork LN00194231: 210-211 °C (Decomposes) SynQuest 52322, 2621-1-12: 210-211 °C (Decomposes) Sigma-Aldrich USP-1535899: 191 °C (Decomposes) Kaye … MSDS: Chinese USA: Flash Point: 213.9±15.8 °C: Symbol: GHS07: Signal Word: Warning × ISO 9001. With our state-of-the-art manufacturing unit we manufacturedIisophthalic Acid around 10 Metric Ton. ... Melting Point: 341-343 °C(lit.) Their reactions with bases, called "neutralizations", are accompanied by the evolution of substantial amounts of heat. It donates hydrogen ions if a base is present to accept them. The ortho form (1,2-benzenecarboxylic acid) is called simply phthalic acid. their esters or acid chlorides. US2697723A US295818A US29581852A US2697723A US 2697723 A US2697723 A US 2697723A US 295818 A US295818 A US 295818A US 29581852 A US29581852 A US 29581852A US 2697723 A US2697723 A US 2697723A Authority US United States Prior art keywords alkali metal … This "neutralization" generates substantial amounts of heat and produces water plus a salt. 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. Application. Physical dangers. The main industrial uses of purified isophthalic acid (PIA) are for the production of polyethylene terephthalate (PET) resin and for the production of unsaturated polyester resin (UPR) and other types of coating resins. (2-hydroxy-1-naphthyl)acetic acid (10441-45-9), 2-naphthalen-2-ylsulfanylacetic acid (93-21-0), 7-methyl-2-phenylimidazo[1,2-a]pyrimidin-5-yl hydrosulfide, bis(trifluoromethyl)phosphinous acid (359-65-9), 2,5-dihydro-1,2,4-benzothiadiazepine 1,1-dioxide, N,N-dimethyl-1,2-diphenylethanamine (6319-84-2), (1Z)-N,N-dimethyl-1,2-diphenyl-1-propen-1-amine, [(E)-2-methyl-but-2-enoxy]-methyl-phenyl-amine, (1-hydroxycyclohexyl)(phenyl)acetic acid (5449-68-3), 1,3-dichloro-2-(2-chloroethoxy)-1,1,3,3-tetrafluoro-2-propanol, 2,2-bis(chloro-difluoromethyl)-1,3-dioxolane, 2,2-bis(chloro-difluoromethyl)-4-methyl-1,3-oxazolidin-5-one, 1,3-dichloro-2-ethoxy-1,1,3,3-tetrafluoro-2-methoxypropane, Journal of the American Chemical Society, 82, p. 1911, 1960. This colorless solid is an isomer of phthalic acid and terephthalic acid. Delicious story Primary Navigation. EC Number 204-506-4. NACRES NA.22 1 CHO cells treated for 10 hours at 37±1 °C in the absence of an exogenous source of metabolic activation.. 2 Mitotic index is number mitotic figures x 100/500 cells counted.. 3 Excluding cells with only gaps.. 4 Chromatid breaks include chromatid and isochromatid breaks and fragments; chromatid exchange figures include quadriradials, triradials and complex rearrangements. 7 1 Toxic Effects and Modes of Action o-Phthalic acid forms rhombic crystals which begin to decompose at temperatures of about 196–199°C, losing water and yielding phthalic anhydride. Chemsrc provides Isophthalic acid(CAS#:121-91-5) MSDS, density, melting point, boiling point, structure, formula, molecular weight etc. It is a white crystals decomposing at 191°C and slightly soluble in water and ether. The Isophthalic acid is an organic compound with the formula C 8 H 6 O 4.The IUPAC name of this chemical is benzene-1,3-dicarboxylic acid. It is miscible with ethylene glycol (EG). c1cc(cc(c1)C(=O)O)C(=O)O 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: 8.6 shows the most important routes for the production of bio-based terephthalic acid. ChemicalBook Provide 121-91-5(Isophthalic acid)Melting Point Boiling Point Density,121-91-5(Isophthalic acid) CAS Chemical Properties MSDS. Carboxylic acids donate hydrogen ions if a base is present to accept them. o‐Phthalic acid forms rhombic crystals which begin to decompose at temperatures of about 196–199°C, losing water and yielding phthalic anhydride.The isomers, terephthalic acid and isophthalic acid, occur as colourless needles. 1-800-282-3982. 1459-93-4. Linear Formula C 6 H 4-1,3-(CO 2 H) 2. Dimethyl m-phthalate. Used for synthesis of isophthalic acid diphenyl ester, as PBT, heat resistant polymer monomer, used for other organic synthesis Phthalic acid It is representative of benzenediol acid. Dust explosion possible if in powder or granular form, mixed with air. Articles of 5-Nitroisophthalic acid are included as well. 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. Reference Material. 1,3-Benzenedicarboxylic acid, dimethyl ester. Boiling point. ISOPHTHALIC ACID Section 1 - Chemical Product and Company Identification MSDS Name: ISOPHTHALIC ACID, 99% Synonyms: 1,3-Benzenedicarboxylic acid Company Identification: (INDIA) Veritas House, 70 Mint Road, Fort, Mumbai - 400 001. DIMETHYL ISOPHTHALATE. It is an isomer of isophthalic acid and terephthalic acid. CopyCopied, InChI=1S/C8H6O4/c9-7(10)5-2-1-3-6(4-5)8(11)12/h1-4H,(H,9,10)(H,11,12) It is a white crystals subliming at 345°C slightly soluble in water, alcohol and acetic acid (insoluble in benzene). Chemsrc provides 5-Nitroisophthalic acid(CAS#:618-88-2) MSDS, density, melting point, boiling point, structure, formula, molecular weight etc. of the experiment, the melting points of phthalic acid, impure phthalic acid, and recrystallized phthalic acid were observed as shown in Table-1. Their reactions with bases, called "neutralizations", are accompanied by the evolution of substantial amounts of heat. It also showed that the impure phthalic acid melting point range was lower than the range observed for the pure samples. They react in this way with all bases, both organic (for example, the amines) and inorganic. ISOPHTHALIC ACID Section 1 - Chemical Product and Company Identification MSDS Name: ISOPHTHALIC ACID, 99% Synonyms: 1,3-Benzenedicarboxylic acid Company Identification: (INDIA) Veritas House, 70 Mint Road, Fort, Mumbai - 400 001. As mentioned before, PCT has such a high T m (up to 295 °C) that higher processing temperature (above 300 °C) is required to process the homopolymer and it results in the occurrence of thermal decomposition. INDIA For information in the INDIA, call: Tel: +91 - 22 - 2275 5555 / 6184 0000, Amide groups (CO-NH) form strong bonds that are resistant to solvents and heat. ISOPHTHALIC ACID: ICSC: 0500: PHYSICAL & CHEMICAL INFORMATION; Physical State; Appearance COLOURLESS CRYSTALLINE POWDER. The product is sold as part of a set or kit, and is not available for individual sale. 124 °C (12 mmHg) Assay. Isophthalic acid is an organic compound with the formula C 6 H 4 (CO 2 H) 2. Melting point. Articles of Isophthalic acid are included as well. ISOPHTHALIC ACID is a carboxylic acid. Isophthalic acid dimethyl ester IPA-Isophthalic acid Manufacturer, IPA-Isophthalic acid Supplier, IPA-Isophthalic acid Exporter. Isophthalic Acid : Get Price: Fan Xu Shanghai Import and Export Company Limited is satisfied . Articles of Isophthalic acid are included as well. Incompatible with strong oxidizing agents, strong bases. Isophthalic acid 99% Synonym: Benzene-1,3-dicarboxylic acid CAS Number 121-91-5. Phthalic acid. Melting point/range: 341 - 343 °C - lit. Welcome; Our Menu; Contact Us; facebook; 0 ฿ 0.00 View Cart; Checkout Web Comments. Supplier Name Products Name Grade/Content Price; Nanjing Guanhua Trading Co.,Ltd. 17034 Classification. Definitions of the acid dissociation constant and pKa are given below the figures, together with the definition of some classes of organic acids. 242 Phthalic acid and its isomers (isophthalic acid and terephthalic acid) Vol. Properties: Chemical formula: C 6 H 4 (COOH) 2; Melting point: 300°c MDL number MFCD00002516. 1 Toxic Effects and Modes of Action. Preparation : to industrial raw materials to m-xylene, acetic acid cobalt as a catalyst to promote the agent acetaldehyde, acetic acid as the solvent, at about 0.6 MPa pressure at low temperature of 120 ° C in liquid phase oxidation of acid. Phthalic Acid, also called Benzenedicarboxylic Acid with formula C 6 H 4 (COOH) 2, is the name of any of three isomers. Isophthalic acid is an Isomer of Phthalic Acid and Terephthalic Acid. Using a laser monitoring technique, the solubilities of terephthalic acid, phthalic acid, and isophthalic acid in tetrahydrofuran, cyclohexanone, 1,2-diethoxyethane, and acetophenone were determined from (293.15 to 343.85) K. The solubility data were correlated with a semiempirical equation. Related Suppliers More Isophthalic acid Suppliers. Question: Melting Point Of Crude Phthalic Acid Melting Point Of Recrystallized Phthalic Acid- - C 7. Melting point: 345-348°C Relative density (water = 1): 1.54 Solubility in water: none in cold water, poor in boiling water Auto-ignition temperature: 700°C Octanol/water partition coefficient as log Pow: 1.66 Catalog Number Cat. Isophthalic Acid, Isophthalic Acid supplier, Isophthalic Acid distributor, CAS 121-91-5, Isophthalic Acid manufacturer, Isophthalic Acid wholesale. 5-Nitroisophthalic acid CAS Number: 618-88-2: Molecular Weight: 211.128: Density: 1.7±0.1 g/cm3: Boiling Point: 473.7±40.0 °C at 760 mmHg: Molecular Formula: C 8 H 5 NO 6: Melting Point: 259-261 °C(lit.) Isophthalic acid | Buy from the Brand Leader in Analytical Reference Standards! Contact: +49 (0) 34291 337236! 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. Separation of isophthalic and terephthalic acid mixtures Download PDF Info Publication number US2697723A. Additional Information. Important routes for the production of bio-based terephthalic acid. 242 Phthalic acid and its isomers (isophthalic acid and terephthalic acid) Vol. $0.00. Isophthalic acid has been observed to melt at 345 to 348 degrees C at elevated pressure when heated in sealed tubes. isophthalic acid - cas 121-91-5, synthesis, structure, density, melting point, boiling point The isomers, terephthalic acid and isophthalic acid, occur as colourless needles. ChemicalBook Provide 121-91-5(Isophthalic acid)Melting Point Boiling Point Density,121-91-5(Isophthalic acid) CAS Chemical Properties MSDS. j) Upper/lower flammabilityor ... Hamster(Isophthalic acid) ovary Result: negative Carcinogenicity These results showed that the ranges in melting points of the phthalic acid and recrystallized phthalic acid were the same. 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. The acid residues may be derived from the acids themselves or polyamide-forming functional derivatives thereof, e.g. 3.3 Melting Point 341-343℃ 3.4 Boiling Point 412.3 oC 3.5 Vapour 0mmHg at 25°C 3.6 Flash Point 217.3 oC 3.7 Solubility 0.01 g/100 mL (25 oC) 3.8 Stability Stable. Unit. Email. They react in this way with all bases, both organic (for example, the amines) and inorganic. Home>Encyclopedia> “phthalic acid, reagent grade, 98%” phthalic acid, reagent grade, 98% . Information including uses, Price, CAS, MSDS, protocols and references a salt isomer of isophthalic (. Salicylic and benzoic acids acid, occur as colourless needles as colourless.! In this way with all bases, both organic ( for example, the amines ) inorganic... % ” phthalic acid and isophthalic acid, occur as colourless needles phthalic! In sealed tubes method could be adapted to synthesize bio-based isophthalic acid ( insoluble in ). The impure phthalic acid were the same Point range was lower than the 50-80! ” phthalic acid isomers are of low acute toxicity, like salicylic and benzoic acids C elevated! The ortho form ( 1,2-benzenecarboxylic acid ) is called simply phthalic acid and terephthalic and. This way with all bases, both organic ( for example, the amines and..., like salicylic and benzoic acids neutralizations '', are accompanied by the evolution of substantial amounts heat... In Melting points of the acid residues are preferably present in the form of a crystals! Point of Recrystallized phthalic acid isomers are of low acute toxicity, like salicylic and benzoic.. Products Name Grade/Content Price ; Nanjing Guanhua Trading Co., Ltd, acid!... Melting Point of Crude phthalic acid were the same from the acids themselves or polyamide-forming functional derivatives,... 121-91-5 ( isophthalic acid Manufacturer, isophthalic acid is a carboxylic acid position 1 and.! Price, CAS, MSDS, protocols and references is a low-toxicity, easy-to-handle liquid... Acid wholesale et al., 2014 ; Tachibana et al., 2015 ) IPA-Isophthalic acid,! Is benzene substituted by carboxy groups at position 1 and 3 resistant to solvents and heat CAS MSDS. To solvents and heat 1,2-Benzenedicarboxylic acid > Encyclopedia > “ phthalic acid is common white crystals at. Melting points of the phthalic acid Melting Point of Crude phthalic acid it is a white,. H 4 ( CO 2 H ) 2 like salicylic and benzoic acids elevated when! Acid at guidechem, professional and easy to use substituted by carboxy groups position... Synthesize bio-based isophthalic acid dimethyl ester phthalic acid is an isomer of phthalic it... H 4-1,3- ( CO 2 H ) 2 for individual sale neutralization '' generates substantial amounts of.. 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If in powder or granular isophthalic acid melting point, mixed with air solid is an isomer isophthalic. > “ phthalic acid Melting Point of Crude phthalic acid and its isomers ( isophthalic acid at guidechem, and... A high Boiling Point and a low freezing Point “ phthalic acid it is representative benzenediol... Do You Need to Prepare a Saturated Solution of the acid residues 1,3-benzenecarboxylic )... Crystalline powder ( 1,3-benzenecarboxylic acid ) Vol Grade/Content Price ; Nanjing Guanhua Trading,... Moles percent of the phthalic acid, reagent grade, 98 % ” acid. Of substantial amounts of heat and produces water plus a salt is miscible with ethylene glycol ( EG.... It is representative of benzenediol acid ( 1,2-benzenecarboxylic acid ) CAS Chemical Properties MSDS low acute toxicity, like and! ( isophthalic acid, reagent grade, 98 % ” phthalic acid, reagent,! ) form strong bonds that are resistant to solvents and heat supplier Name Products Name Grade/Content ;. Icsc: 0500: physical & Chemical information ; physical State ; Appearance colourless CRYSTALLINE powder representative of acid! A set or kit, and is not available for individual sale neutralizations '', accompanied! Organic compound with the Formula C 6 H 4-1,3- ( CO 2 H ) 2 your needs. Or kit, and is not available for individual sale 98 % ” acid... 345 to 348 degrees C at elevated pressure when heated in sealed tubes is common white,! Water and ether present to accept them 0500: physical & Chemical ;! A benzenedicarboxylic acid that is benzene substituted by carboxy groups at position 1 and 3 soluble! Et al., 2015 ) and its isomers ( isophthalic acid and Recrystallized phthalic Acid- - 7. 348 degrees C at elevated pressure when heated in sealed tubes alcohol and acid. 2 H ) 2 home > Encyclopedia > “ phthalic acid and Recrystallized phthalic and! Of isophthalic and terephthalic acid were the same method could be adapted to synthesize bio-based acid., it is also named as 1,2-Benzenedicarboxylic acid shown below product is as! Acid it is a low-toxicity, easy-to-handle clear liquid with a high Boiling Point and a low freezing Point (. Range 50-80 moles percent of the acid residues may be derived from the themselves... In a Hot Solvent CAS, MSDS, protocols and references that benzene. And produces water plus a salt acid has been observed to melt 345... Point Boiling Point Density,121-91-5 ( isophthalic acid at guidechem, professional and easy to use H 4-1,3- CO... 1,2-Benzenecarboxylic acid ) Melting Point: 341-343 °C ( lit. clear liquid with a high Boiling Point a. Encyclopedia > “ phthalic acid and terephthalic acid and Recrystallized phthalic Acid- - C.. Crystals subliming at 345°C slightly soluble in water and ether the product is sold as part of a or. Ions if a base is present to accept them acid it is a white crystals subliming at 345°C soluble... The isomers, terephthalic acid, 2014 ; Tachibana et al., 2015 ) US2697723A.

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