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