Home>Encyclopedia> “phthalic acid, reagent grade, 98%” phthalic acid, reagent grade, 98% . 25Kg /drum or as customer demand. 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. Find chemicals information Isophthalic acid at guidechem, professional and easy to use. Add to Cart Add. CopyCopied, CSID:8182, http://www.chemspider.com/Chemical-Structure.8182.html (accessed 01:30, Jan 9, 2021) They react in this way with all bases, both organic (for example, the amines) and inorganic. j) Upper/lower flammabilityor ... Hamster(Isophthalic acid) ovary Result: negative Carcinogenicity their esters or acid chlorides. Isophthalic acid is a carboxylic acid. 1-800-282-3982. A benzenedicarboxylic acid that is benzene substituted by carboxy groups at position 1 and 3. 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. It also showed that the impure phthalic acid melting point range was lower than the range observed for the pure samples. For Recrystallization, Why Do You Need To Prepare A Saturated Solution Of The Substance In A Hot Solvent? Phthalic acid It is representative of benzenediol acid. Unit. Incompatible with strong oxidizing agents, strong bases. Chemsrc provides 5-Nitroisophthalic acid(CAS#:618-88-2) MSDS, density, melting point, boiling point, structure, formula, molecular weight etc. Find product specific information including uses, price, CAS, MSDS, protocols and references. Beilstein/REAXYS Number 1909332 . GENERAL. 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. Welcome; Our Menu; Contact Us; facebook; 0 ฿ 0.00 View Cart; Checkout MDL number MFCD00002516. 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.) The phthalic acid isomers are of low acute toxicity, like salicylic and benzoic acids. Additional Information. Melting point: 207 °C (405 °F; 480 K) Solubility in water. Separation of isophthalic and terephthalic acid mixtures Download PDF Info Publication number US2697723A. It donates hydrogen ions if a base is present to accept them. ... Melting Point: 341-343 °C(lit.) 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 … The product is sold as part of a set or kit, and is not available for individual sale. 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. 3.9 HS Code 29173980 3.10 Storage temp Store in a tightly closed container. The isomers, terephthalic acid and isophthalic acid, occur as colourless needles. one- half that of isophthalic acid, MPDiol glycol can be a more efficient option for performance enhancements. No data available g) Flash point No data available h) Evaporation rate No data available i) Flammability(solid, gas) The product is not flammable. 66-69°C. s. Catalog Number Cat. ISOPHTHALIC ACID. 1459-93-4. Web Comments. 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. Find chemicals information Isophthalic acid at guidechem, professional and easy to use. Molecular Weight 166.13 . The same method could be adapted to synthesize bio-based isophthalic acid (Miller et al., 2014; Tachibana et al., 2015). 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 These results showed that the ranges in melting points of the phthalic acid and recrystallized phthalic acid were the same. 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. No data available g) Flash point No data available h) Evaporation rate No data available i) Flammability(solid, gas) The product is not flammable. 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. 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/range: 341 - 343 °C - lit. 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. Question: Melting Point Of Crude Phthalic Acid Melting Point Of Recrystallized Phthalic Acid- - C 7. Isophthalic acid dimethyl ester Reference price of Isophthalic acid is 977.447USD/MT, down 0.14% from 978.854USD/MT on 2020-03-11. Isophthalic acid | Buy from the Brand Leader in Analytical Reference Standards! 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 124 °C (12 mmHg) Assay. 242 Phthalic acid and its isomers (isophthalic acid and terephthalic acid) Vol. 2. This "neutralization" generates substantial amounts of heat and produces water plus a salt. 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 … 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. Isophthalic acid is an organic compound with the formula C 6 H 4 (CO 2 H) 2. Discussion Of Results And Calculations Questions: 1. 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 … 17034 Classification. 8.6 shows the most important routes for the production of bio-based terephthalic acid. Melting 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. Figure 8.6. It is miscible with ethylene glycol (EG). 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. ChemicalBook Provide 121-91-5(Isophthalic acid)Melting Point Boiling Point Density,121-91-5(Isophthalic acid) CAS Chemical Properties MSDS. 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. Reference Material. (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. Chemsrc provides Isophthalic acid(CAS#:121-91-5) MSDS, density, melting point, boiling point, structure, formula, molecular weight etc. Isophthalic acid has been observed to melt at 345 to 348 degrees C at elevated pressure when heated in sealed tubes. Carboxylic acids donate hydrogen ions if a base is present to accept them. Fig. Find chemicals information Isophthalic acid at guidechem, professional and easy to use. # PS-670CX-14-10MG. Dimethyl m-phthalate. Supplier Name Products Name Grade/Content Price; Nanjing Guanhua Trading Co.,Ltd. 3.10 Storage temp Store in a tightly closed container Properties of MPDiol glycol are shown below Prepare Saturated. 29173980 3.10 Storage temp Store in a Hot Solvent ; isophthalic acid melting point State ; Appearance colourless CRYSTALLINE powder (! Form ( 1,2-benzenecarboxylic acid ) liquid with a high Boiling Point Density,121-91-5 isophthalic! 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