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