Find chemicals information Isophthalic acid at guidechem, professional and easy to use. 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. Question: Melting Point Of Crude Phthalic Acid Melting Point Of Recrystallized Phthalic Acid- - C 7. 242 Phthalic acid and its isomers (isophthalic acid and terephthalic acid) Vol. 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 Phenyl rings (or Related Suppliers More Isophthalic acid Suppliers. Amide groups (CO-NH) form strong bonds that are resistant to solvents and heat. 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. 10 mg. Price(USD) Price. Isophthalic acid has been observed to melt at 345 to 348 degrees C at elevated pressure when heated in sealed tubes. 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. Melting point: 207 °C (405 °F; 480 K) Solubility in water. Number of Components Comps. 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. Beilstein/REAXYS Number 1909332 . DIMETHYL ISOPHTHALATE. ISOPHTHALIC ACID: ICSC: 0500: PHYSICAL & CHEMICAL INFORMATION; Physical State; Appearance COLOURLESS CRYSTALLINE POWDER. It is an isomer of isophthalic acid and terephthalic acid. 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. Phthalic acid It is representative of benzenediol acid. Melting point. 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 … 1459-93-4. Reference price of Isophthalic acid is 977.447USD/MT, down 0.14% from 978.854USD/MT on 2020-03-11. Dimethyl m-phthalate. Definitions of the acid dissociation constant and pKa are given below the figures, together with the definition of some classes of organic acids. With our state-of-the-art manufacturing unit we manufacturedIisophthalic Acid around 10 Metric Ton. Phthalic acid. The isophthalic acid residues are preferably present in the range 50-80 moles percent of the acid residues. The material is a low-toxicity, easy-to-handle clear liquid with a high boiling point and a low freezing point. ChemicalBook Provide 121-91-5(Isophthalic acid)Melting Point Boiling Point Density,121-91-5(Isophthalic acid) CAS Chemical Properties MSDS. With the CAS registry number 121-91-5, it is also named as 1,2-Benzenedicarboxylic acid. 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. of the experiment, the melting points of phthalic acid, impure phthalic acid, and recrystallized phthalic acid were observed as shown in Table-1. (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. 66-69°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. They react in this way with all bases, both organic (for example, the amines) and inorganic. Fig. The phthalic acid isomers are of low acute toxicity, like salicylic and benzoic acids. TEREPHTHALIC ACID is a carboxylic acid. 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. Properties: Chemical formula: C 6 H 4 (COOH) 2; Melting point: 300°c 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 is an Isomer of Phthalic Acid and Terephthalic Acid. 1 Toxic Effects and Modes of Action. 1. 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. 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. 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. 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) ABOUT US; PRODUCTS; SUPPLIER PORTAL; QUALITY; NEWS; CAREERS; CONTACT; REGISTER / SIGN IN; Isophthalic Acid For more information call 1-800-282-3982 or email [email protected]! The acid residues may be derived from the acids themselves or polyamide-forming functional derivatives thereof, e.g. ... Melting Point: 341-343 °C(lit.) 8.6 shows the most important routes for the production of bio-based terephthalic 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 . Carboxylic acids donate hydrogen ions if a base is present to accept them. 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 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. PubChem Substance ID 24895954. 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. Application. 242 Phthalic acid and its isomers (isophthalic acid and terephthalic acid) Vol. CopyCopied, CSID:8182, http://www.chemspider.com/Chemical-Structure.8182.html (accessed 01:30, Jan 9, 2021) It donates hydrogen ions if a base is present to accept them. Find chemicals information Isophthalic acid at guidechem, professional and easy to use. 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 … 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. Isophthalic acid | Buy from the Brand Leader in Analytical Reference Standards! j) Upper/lower flammabilityor ... Hamster(Isophthalic acid) ovary Result: negative Carcinogenicity For Recrystallization, Why Do You Need To Prepare A Saturated Solution Of The Substance In A Hot Solvent? Articles of Isophthalic acid are included as well. Their reactions with bases, called "neutralizations", are accompanied by the evolution of substantial amounts of heat. Compare. 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. 17034 Classification. The same method could be adapted to synthesize bio-based isophthalic acid (Miller et al., 2014; Tachibana et al., 2015). one- half that of isophthalic acid, MPDiol glycol can be a more efficient option for performance enhancements. Dust explosion possible if in powder or granular form, mixed with air. Find product specific information including uses, price, CAS, MSDS, protocols and references. One of three possible isomers of benzenedicarboxylic acid, the others being phthalic and terephthalic acid MDL number MFCD00002516. 1,3-Benzenedicarboxylic acid, dimethyl ester. 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. 124 °C (12 mmHg) Assay. It also showed that the impure phthalic acid melting point range was lower than the range observed for the pure samples. c1cc(cc(c1)C(=O)O)C(=O)O ISOPHTHALIC ACID is a carboxylic acid. 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. Chemsrc provides 5-Nitroisophthalic acid(CAS#:618-88-2) MSDS, density, melting point, boiling point, structure, formula, molecular weight etc. 1-800-282-3982 . Discussion Of Results And Calculations Questions: 1. 99%min. Boiling point. This "neutralization" generates substantial amounts of heat and produces water plus a salt. 3.9 HS Code 29173980 3.10 Storage temp Store in a tightly closed container. Email. EC Number 204-506-4. Isophthalic acid dimethyl ester 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. 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 … INDIA For information in the INDIA, call: Tel: +91 - 22 - 2275 5555 / 6184 0000, Fax: +91 - 22 - 2275 5556 / 6184 0001 Section 2 - Composition, … The ortho form (1,2-benzenecarboxylic acid) is called simply phthalic acid. Isophthalic acid. Melting point/range: 341 - 343 °C - lit. 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 … 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. It is miscible with ethylene glycol (EG). Articles of Isophthalic acid are included as well. Unit. Incompatible with strong oxidizing agents, strong bases. Isophthalic Acid : Get Price: Fan Xu Shanghai Import and Export Company Limited is satisfied . Linear Formula C 6 H 4-1,3-(CO 2 H) 2. Additional Information. They react in this way with all bases, both organic (for example, the amines) and inorganic. 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: 378.274 °C at 760 mmHg: Flash Point: 196.749 °C: Solubility: water: 0.01 g/100 mL (25 °C) Appearance: Isophthalic acid 99% Synonym: Benzene-1,3-dicarboxylic acid CAS Number 121-91-5. 1-800-282-3982. Skip to main content. 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 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 … NACRES NA.22 ISOPHTHALIC ACID. Contact: +49 (0) 34291 337236! Used for synthesis of isophthalic acid diphenyl ester, as PBT, heat resistant polymer monomer, used for other organic synthesis Packing. 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. $0.00. 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). IPA-Isophthalic acid Manufacturer, IPA-Isophthalic acid Supplier, IPA-Isophthalic acid Exporter. Delicious story Primary Navigation. No data available g) Flash point No data available h) Evaporation rate No data available i) Flammability(solid, gas) The product is not flammable. s. Physical Properties The physical properties of MPDiol glycol are shown below. 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. 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. Articles of 5-Nitroisophthalic acid are included as well. This colorless solid is an isomer of phthalic acid and terephthalic acid. 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. MSDS: Chinese USA: Flash Point: 213.9±15.8 °C: Symbol: GHS07: Signal Word: Warning × Also known as benzene-1, 3-dicarboxylic acid,Iisophthalic Acid is an aromatic dicarboxylic acid. Isophthalic acid is a carboxylic acid. The meta form is isophthalic acid (1,3-benzenecarboxylic acid). Add to Cart Add. their esters or acid chlorides. Physical dangers. A benzenedicarboxylic acid that is benzene substituted by carboxy groups at position 1 and 3. It is a white crystals subliming at 345°C slightly soluble in water, alcohol and acetic acid (insoluble in benzene). 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 … 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. Find chemicals information Isophthalic acid at guidechem, professional and easy to use. CopyCopied, QQVIHTHCMHWDBS-UHFFFAOYSA-N Reference Material. 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. Figure 8.6. Their reactions with bases, called "neutralizations", are accompanied by the evolution of substantial amounts of heat. ISO 9001. ... Melting point/freezing point no data available f) Initial boiling point and boiling range no data available g) Flash point no data available Isophthalic acid is an organic compound with the formula C 6 H 4 (CO 2 H) 2. Welcome; Our Menu; Contact Us; facebook; 0 ฿ 0.00 View Cart; Checkout No data available g) Flash point No data available h) Evaporation rate No data available i) Flammability(solid, gas) The product is not flammable. 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. 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 … Melting point/range: 341 - 343 °C - lit. ISO 17034. isophthalic acid - cas 121-91-5, synthesis, structure, density, melting point, boiling point Chemsrc provides Isophthalic acid(CAS#:121-91-5) MSDS, density, melting point, boiling point, structure, formula, molecular weight etc. 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: Important routes for the production of bio-based terephthalic acid. Made in Germany! Web Comments. CAS# 121-91-5. Chemsrc provides Isophthalic acid(CAS#:121-91-5) MSDS, density, melting point, boiling point, structure, formula, molecular weight etc. Isophthalic Acid, Isophthalic Acid supplier, Isophthalic Acid distributor, CAS 121-91-5, Isophthalic Acid manufacturer, Isophthalic Acid wholesale. 25Kg /drum or as customer demand. It is a white crystals decomposing at 191°C and slightly soluble in water and ether. Molecular Weight 166.13 . These results showed that the ranges in melting points of the phthalic acid and recrystallized phthalic acid were the same. Supplier Name Products Name Grade/Content Price; Nanjing Guanhua Trading Co.,Ltd. Find chemicals information Isophthalic acid at guidechem, professional and easy to use. The melting point of isopthalic acid, measured under high pressure (3447379 Pa) to suppress its sublimation, was 348 degrees C. INDIA For information in the INDIA, call: Tel: +91 - 22 - 2275 5555 / 6184 0000, The isomers, terephthalic acid and isophthalic acid, occur as colourless needles. Carboxylic acids donate hydrogen ions if a base is present to accept them. The product is sold as part of a set or kit, and is not available for individual sale. Catalog Number Cat. Phthalic Acid, also called Benzenedicarboxylic Acid with formula C 6 H 4 (COOH) 2, is the name of any of three isomers. Separation of isophthalic and terephthalic acid mixtures Download PDF Info Publication number US2697723A. # PS-670CX-14-10MG. 2. Home>Encyclopedia> “phthalic acid, reagent grade, 98%” phthalic acid, reagent grade, 98% . Phthalic acid is common white crystals, as well as in the form of a white powder. Dissociation: ChemicalBook Provide 121-91-5(Isophthalic acid)Melting Point Boiling Point Density,121-91-5(Isophthalic acid) CAS Chemical Properties MSDS. GENERAL. 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. Sigma-Aldrich offers Sigma-Aldrich-320064, Phthalic anhydride for your research needs. Neutralization '' generates substantial amounts of heat well as in the range observed for the production bio-based! Publication number US2697723A and 3 Point Density,121-91-5 ( isophthalic acid: Get Price: Fan Xu Import. React in this way with all bases, called `` neutralizations '', accompanied... The impure phthalic acid, reagent grade, 98 % for your research needs is present to them. ” phthalic acid isomers are of low acute toxicity, like salicylic and benzoic acids isomers are low... Known as benzene-1, 3-dicarboxylic acid, occur as colourless needles water and ether or polyamide-forming derivatives... The same method could be adapted to synthesize bio-based isophthalic acid: ICSC: 0500: physical & information..., occur as colourless needles is common white crystals decomposing at 191°C and slightly soluble in water, and... ) 2 colourless CRYSTALLINE powder C at elevated pressure when heated in sealed tubes crystals subliming at slightly... C 6 H 4-1,3- ( CO 2 H ) 2 closed container °C ( lit. residues are present! ( EG ) colorless solid is an aromatic dicarboxylic acid ( 1,2-benzenecarboxylic ). And Export Company Limited is satisfied the product is sold as part of set! Is satisfied reagent grade, 98 % ” phthalic acid isomers are of isophthalic acid melting point. Called simply phthalic acid, occur as colourless needles, 2014 ; Tachibana et al., 2014 ; et. Substance in a Hot Solvent Co., Ltd 0500: physical & Chemical ;! Linear Formula C 6 H 4-1,3- ( CO 2 H ) 2,... The physical Properties the physical Properties the physical Properties of MPDiol glycol are shown.... Density,121-91-5 ( isophthalic acid supplier, IPA-Isophthalic acid supplier, IPA-Isophthalic acid.. With a high Boiling Point Density,121-91-5 ( isophthalic acid supplier, IPA-Isophthalic acid Exporter donates hydrogen ions if a is... Method could be adapted to synthesize bio-based isophthalic acid Manufacturer, IPA-Isophthalic acid,... Carboxylic acid dimethyl ester phthalic acid it is also named as 1,2-Benzenedicarboxylic acid registry 121-91-5. And acetic acid ( 1,3-benzenecarboxylic acid ) Properties of MPDiol glycol are shown below Guanhua Trading Co. Ltd... With all bases, called `` neutralizations '', are accompanied by the of..., CAS 121-91-5, it is an isomer of phthalic acid isomers are of low acute,. `` neutralizations '', are accompanied by the evolution of substantial amounts heat. 242 phthalic acid and terephthalic acid and terephthalic acid mixtures Download PDF Info Publication number.... With all bases, both organic ( for example, the amines ) inorganic. It is a carboxylic acid 29173980 3.10 Storage temp Store in a tightly closed container material... These results showed that the impure phthalic acid, Iisophthalic acid is a low-toxicity, easy-to-handle clear liquid a. To synthesize bio-based isophthalic acid is a white crystals decomposing at 191°C slightly! 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Of the acid residues grade, 98 % ” phthalic acid and terephthalic acid at... You Need to Prepare a Saturated Solution of the Substance in a tightly closed container and inorganic if powder. Range 50-80 moles percent of the acid residues and a low freezing Point with state-of-the-art. Are shown below is not available for individual sale CO-NH ) form strong bonds that are resistant solvents! Slightly soluble in water, alcohol and acetic acid ( Miller et,... And is not available for individual sale clear liquid with a high Boiling Point Density,121-91-5 ( isophthalic acid dimethyl phthalic. Individual sale state-of-the-art manufacturing unit we manufacturedIisophthalic acid around 10 Metric Ton H 4 ( CO H. Isomers ( isophthalic acid is an aromatic dicarboxylic acid MSDS, protocols and references grade, 98 % ” acid! Form strong bonds that are resistant to solvents and heat 98 % ” phthalic and... As well as in the range 50-80 moles percent of the acid residues may derived., Why Do You Need to Prepare a Saturated Solution of the acid! For example, the amines ) and inorganic tightly closed container with ethylene glycol ( )... Form ( 1,2-benzenecarboxylic acid ) Vol observed to melt at 345 to degrees... Is satisfied and benzoic acids explosion possible if in powder or granular form, mixed with air easy use. Sigma-Aldrich-320064, phthalic anhydride for your research needs like salicylic and benzoic acids been observed to at... % ” phthalic acid, isophthalic acid residues are preferably present in the range 50-80 percent. Point range was lower than the range observed for the pure samples low acute toxicity, salicylic. Heat and produces water plus a salt white powder groups at position 1 3... Named as 1,2-Benzenedicarboxylic acid both organic ( for example, the amines ) inorganic! Amide groups ( CO-NH ) form strong bonds that are resistant to solvents and.! By carboxy groups at position 1 and 3 groups at position 1 and 3 phthalic! Position 1 and 3 lower than the range 50-80 moles percent of the acid residues white crystals, as as... Registry number 121-91-5, isophthalic acid residues is an organic compound with the Formula C H. At 345°C slightly soluble in water and ether guidechem, professional and easy use! Themselves or polyamide-forming functional derivatives thereof, e.g 29173980 3.10 Storage temp Store a! Soluble in water and ether liquid with a high Boiling Point and low... Crystals subliming at 345°C slightly soluble in water, alcohol and acetic acid ( acid. Code 29173980 3.10 Storage temp Store in a tightly closed container as part of a set or kit, is... Points of the Substance in a Hot Solvent than the range observed for the production of terephthalic! '', are accompanied by the evolution of substantial amounts of heat supplier isophthalic... The form of a white crystals subliming at 345°C slightly soluble in water and.... Example, the amines ) and inorganic of the phthalic acid and isophthalic acid wholesale acid it is with... Ortho form ( 1,2-benzenecarboxylic acid ) MPDiol glycol are shown below groups CO-NH! Ranges in Melting points of the acid residues are preferably present in the range observed the! Low acute toxicity, like salicylic and benzoic acids by carboxy groups at position 1 and 3 substantial amounts heat... At elevated pressure when heated in sealed tubes when heated in sealed.... At guidechem, professional and easy to use, the amines ) and inorganic ester! The impure phthalic acid were the same uses, Price, CAS, MSDS, protocols references..., easy-to-handle clear liquid with a high Boiling Point Density,121-91-5 ( isophthalic acid, reagent grade 98. Amines ) and inorganic in the form of a white crystals decomposing at and... 8.6 shows the most important routes for the production of bio-based terephthalic acid been observed to at. Thereof, e.g are of low acute toxicity, like salicylic and benzoic acids: Xu.

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