Phthalic acid, which is ortho-benzene-dicarboxylic acid, C8H6O4, is a solid at ordinary room temperature. Similar Structures. Typically phthalate esters are prepared from the widely available phthalic anhydride. ortho-Phthalic acid, 1,2-Benzenedioic acid, Benzene-1,2-dioic acid: Solubility in water: 0.6 g / 100 mL: Melting point: 207 °C Structure for Phthalic Acid (DB02746) × Close. 210 °C, converted into phthalic anhydride with the elimination of water. Stable. Packaging 25 g in poly bottle Safety & Documentation. Believing the resulting substance to be a naphthalene derivative, he named it "naphthalic acid". Total Environ. Phthalic acid is produced by the catalytic oxidation of naphthalene or ortho-xylene directly to phthalic anhydride and a subsequent hydrolysis of the anhydride.. Phthalic acid was first obtained by French chemist Auguste Laurent in 1836 by oxidizing naphthalene tetrachloride. Melting Point: 410 to 412 ° F (decomposes) (NTP, 1992) Vapor Pressure: data unavailable. Figure (1) shows the molecular structure of phthalic acid. This chemical is an organic, solid compound with a melting point of 347 and is soluble in solvents such as ethanol and methanol. What is this information? Age-related reference values for urinary organic acids in a healthy Turkish pediatric population. Production. Chemsrc provides 4-phenoxy-phthalic acid(CAS#:37951-15-8) MSDS, density, melting point, boiling point, structure, formula, molecular weight etc. The impure substance fully melted at a temperature higher than the standard. Boiling Point: 378.3°C at 760 mmHg. of Chemistry & Physics, its melting point is about 207°C, but if you. Buying Leads | Phthalic acid has applications in the preparation of phthalate ester plasticizers[1]. United States Pharmacopeia (USP) Reference Standard, Phthalate Ion Chromatography Standard Solution Fluka, ORTHO-PHTHALICACIDANDITSSODIUMANDPOTASSIUMSALTS, BENZENE-1,2-DICARBOXYLIC ACID / O-PHTHALIC ACID, 1,2-Benzenedicarboxylic acid, Phthalic acid, PHTHALIC ACID, REAGENT (ACS)PHTHALIC ACID, REAGENT (ACS)PHTHALIC ACID, REAGENT (ACS)PHTHALIC ACID, REAGENT (ACS), Phthalic acid Vetec(TM) reagent grade, 98%. 2H 2 O. It acts similar to ordinary table sugar, which decomposes when heat it more, it will decompose instead of boiling. Isophthalic acid is a benzenedicarboxylic acid that is benzene substituted by carboxy groups at position 1 and 3. Melting point: ca. Introduction. About Us | Part First letter of last name Recrystallize/Record melting point A A-H salicylic acid . 300 °C (sublimes without melting) 345 °C. However, in the main body of the article, it gives that same melting point as 190 degrees Celsius. ortho -Phthalic acid is prepared and used mainly in its anhydride form (see). At last,Phthalic acid(88-99-3) … The ortho isomer (1,2-benzene carboxylic acid) is called simple phthalic acid and the isomer of meta is isophthalic acid (1,3-benzene carboxylic acid). Phthalic acid and its isomers (isophthalic acid and terephthalic acid) [MAK Value Documentation, 1996] ... Melting point: 207 °C. 5th ed.Vol A1: Deerfield Beach, FL: VCH Publishers, 1985 to Present., p. For Part A, you will be recrystallizing one compound from the list below and then recording its melting point. You can also browse global suppliers,vendor,prices,Price,manufacturers of Phthalic acid(88-99-3). Disclaimer, Copyright © 2018 ChemSrc All Rights Reserved. Use water spray, … Du Yeon Bang, et al.Toxicological Characterization of Phthalic Acid. melting point of phthalic acid. Phthalic acid has a melting point of 191 °C at 1013 hPa (Chemsafe 2008),(Lorz 2007). All rights reserved, The mailbox will be used as the login user name and retrieve the password, (File Format: Jpg, Gif, Png, PDF,Zip,Txt,doc or xls Max Size: 3MB), P261-P305+P351+P338-P280a-P304+P340-P405-P501a, complex polystyrene high efficiency anticorrosion paint, (4S)-HYDROXY-3-METHYL-2-(2-PROPENYL)-2-CYCLOPENTENE-1-ONE, Diallyl ester of phthalic acid,Diallyl ester o-phthalic acid,Diallylester phthalic acid, Phthalic acid Phthalic acid is an available aromatic benzene ring with two carboxylic acids. t. triple-phase point. I happened to notice that says in the infobox, the melting point in a sealed tube is given at 167 degrees Celsius. All three are colorless crystals, with melting points of 200°C (with decomposition), 348°C, and 425°C (in a sealed tube), respectively. Log In; Hello {{username}} Log Out; Cite Share Follow Feedback About ... Melting Point: 210-211C (dec.) Molecular Weight: 166.132004: RTECS Number: TH9625000: Safety Data: Risks and Safety Phrases= IRRITANT: Synonyms: O-BENZENEDICARBOXYLIC ACID 1,2-BENZENEDICARBOXYLIC ACID : Technique: KBr WAFER: Use: USED TO MAKE ESTERS … Biologically Active Compounds | Molecular Weight: 315.369. 44.1) and they are synthetically produced by esterification of phthalic acid with different alcohols.Depending on the alcohols employed, molecules with different physicochemical properties are obtained. The effectiveness of five plant extracts and juices, i.e. 1 mg/m 3 = 0.145 ml/m 3 (ppm) 1 Toxic Effects and Modes of Action. CAS 88-99-3, EC Number 201-873-2, chemical formula C₆H₄(COOH)₂. One of three possible isomers of benzenedicarboxylic acid, the others being phthalic and terephthalic acids. Chemsrc provides Phthalic acid(CAS#:88-99-3) MSDS, density, melting point, boiling point, structure, formula, molecular weight etc. Boiling point: all isomers decompose at temperatures below the boiling point. In a modified MITI test comparable to OECD TG 301 C the biodegradation of phthalic anhydride was investigated (MITI, 1992). Closed system, dust explosion-proof electrical equipment and lighting. MOL SDF 3D-SDF PDB SMILES InChI. Phthalates are diesters of 1,2-benzenedicarboxylic acid (phthalic acid) containing a benzene ring with two ester functional groups (Fig. r. reduced condition. Vapor Density (Relative to Air): data unavailable. Articles of 4-phenoxy-phthalic acid are included as well. Boiling Point: 378.3±25.0 °C at 760 mmHg Vapour Pressure: 0.0±0.9 mmHg at 25°C Enthalpy of Vaporization: 66.1±3.0 kJ/mol Flash Point: 196.7±19.7 °C Index of Refraction: Combustible. Sigma-Aldrich offers Sigma-Aldrich-P39303, Phthalic acid for your research needs. extracts of Camellia sinensis (green tea, GT), Syzygium aromaticum (clove, CL), Mentha spicata (spearmint, SM), Punica granatum juice (pomegra... Get all suppliers and price by the below link: Reference only. Binding of bis-(2-ethylhexyl) phthalate at the surface of hydrozincite nanocrystals: An example of organic molecules absorption onto nanocrystalline minerals. Toggle navigation Toggle search bar. FTIR of Phthalic acid. The recrystallized and standard phthalic acids both had narrower ranges of 1-2°C and had similar melting points. phthalic acid, compound with N,N-diethylaniline (1:1) CAS No: 69847-39-8. % o-toluic acid and up to 5 wt. Phthalic Acid. 1 ml/m 3 (ppm) = 6.89 mg/m 3. Targets (10) Transporters (1) Identification Name Phthalic Acid Accession Number DB02746 Description Not Available Type Small Molecule Groups Experimental Structure . +Add Attachment According to the Handbook. The stability of the acid due to the formation of an intramolecular hydrogen bond, which Groth high strength of the links therein. Comparative evaluation of five plant extracts and juices for nanoiron synthesis and application for hexavalent chromium reduction. Phthalic acid is produced by the catalytic oxidation of naphthalene or ortho-xylene directly to phthalic anhydride and a subsequent hydrolysis of the anhydride.. Phthalic acid was first obtained by French chemist Auguste Laurent in 1836 by oxidizing naphthalene tetrachloride. Incompatible with strong oxidizing agents. Ullmann's Encyclopedia of Industrial Chemistry. - Find MSDS or SDS, a COA, data sheets and more information. Selling Leads | A I-P benzoic acid . dust mask type N95 (US);Eyeshields;Gloves, 2916399090 other aromatic monocarboxylic acids, their anhydrides, halides, peroxides, peroxyacids and their derivatives VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:6.5% General tariff:30.0%, 1,2-Benzenedicarboxylate, dihydrogen salt. 342 °C Jean-Claude Bradley Open Melting Point Dataset 14146: 347 °C Jean-Claude Bradley Open Melting Point Dataset 20223: 344-348 °C (Sublimes) Alfa Aesar A14445: 67-68 °C LabNetwork LN00221033: 341-343 °C Cayman Chemical CM248295: 341-343 °C Chemenu CM248295: 341-343 °C Sigma-Aldrich SIAL-42304: 67-68 °C MolMall 11233: Experimental Boiling Point: 378.3 °C Cayman … Visit ChemicalBook To find more Phthalic acid(88-99-3) information like chemical properties,Structure,melting point,boiling point,density,molecular formula,molecular weight, physical properties,toxicity information,customs codes. Product Classification | Gerhartz, W. (exec ed.). And intermolecular hydrogen bonds, which increase solubility acid, and its boiling point. After 2 weeks 85 % degradation of the test substance was determined, showing ready biodegradbility. Finely dispersed particles form explosive mixtures in air. % water, 0.8 to 10 wt. % benzoic acid, 0.1 to 4 wt. Journals | Phthalic anhydride hydrolysed rapidly in water forming phthalic acid and carbon dioxide. Melting Point: 160 °C. Find product specific information including melting point, uses, CAS, MSDS, protocols and references. % phthalic anhydride, 5 to 25 wt. In an equilibrium cell, the aqueous solubility of m-phthalic acid (m-PTA), o-phthalic acid ... mixture properties or melting point. Articles of Phthalic acid are included as well. Reduction of phthalic acid with sodium amalgam in the presence of water gives the 1,3-cyclohexadiene derivative. Articles of Phthalic acid are included as well. Molecular Formula: C 14 H 13 NO 4. 242 Phthalic acid and its isomers (isophthalic acid and terephthalic acid) Vol. 230 degrees C. properties of phthalic acid-irritant of skin, eyes, mucous membranes, and respiratory tract-if heated, forms a dust that is an explosion hazard. Download . As a contribution to understand the interactions between mineral surfaces and organic molecules, this study reports an accurate characterization of the bis-(2-ethylhexyl) phthalate (DEHP)-Hydrozincite... Organic acid concentrations were quantified by gas chromatography and the individual acids identified by mass spectrometry in urine specimens from a healthy Turkish pediatric population of ages 2 days... Sci. 457 , 298-306, (2015). Production. PHTHALIC ACID: ICSC: 0768: 1,2-Benzenedicarboxylic acid ortho-Phthalic acid: October 2006: CAS #: 88-99-3 EC Number: 201-873-2 ACUTE HAZARDS PREVENTION FIRE FIGHTING; FIRE & EXPLOSION : Combustible. Service | Phthalic acid can be used for the synthesis of synthetic agents, such as isophthalic acid (IPA), and terephthalic acid (TPA). 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. -- 128.193.15.52 (talk) 20:31, 28 May 2011 (UTC) Well that's a good point. check more Phthalic acid price, Home | 1. Safety Information. Properties Safety and Handling MSDS Computational chemical data 3 Suppliers. Believing the resulting substance to be a naphthalene derivative, he named it "naphthalic acid". 539 , 105-13, (2015). The monopotassium salt, potassium hydrogen phthalate is a standard acid in analytical chemistry. Phthalic acid melting point. 3D. Sali cylic Acid Benzo icA d OH OH C O C OH O P ht al iA d C OH C O OH O. Interface Sci. ... Phthalic acid (88-99-3) 24 mg/m3 : 260 mg/m3 : 1600 mg/m3 (DOE, 2016) Regulatory Information. Molecular Weight: 259.261. Part A. Recrystallization of Salicylic Acid, Benzoic Acid Phthalic or Acid from Water . The acid is soluble in water, sparingly soluble in ether. Which is it? Toxicol Res 2011;27:191−203. MSDS/SDS Database Search | [1]. Chemsrc provides Phthalic acid(CAS#:88-99-3) MSDS, density, melting point, boiling point, structure, formula, molecular weight etc. Shanghai Jizhi Biochemical Technology Co., Ltd. Phthalic acid is the final common metabolite of phthalic acid esters (PAEs). For manufacture of polymerization-grade terephthalic acid (1,4-phthalic acid, p-PTA) and 1,3-phthalic acid (m-PTA), the production of high purity p-PTA and m-PTA is required. To 86 wt 1992 ) data sheets and more information due to the of. At temperatures below the boiling point: all isomers decompose at temperatures below the point., with pKas of 2.89 and 5.51 intramolecular hydrogen bond, which Groth high strength of the due. The acid due to the formation of an intramolecular hydrogen bond, which Groth high strength the. Has a melting point melting points rapidly in water, sparingly soluble in solvents such as ethanol methanol! Will be recrystallizing one compound from the widely available phthalic anhydride was investigated ( MITI 1992! Of last name Recrystallize/Record melting point FL: VCH Publishers, 1985 to,., you will be recrystallizing one compound from the list below and recording!, and its isomers ( isophthalic acid and terephthalic acid ) containing a benzene ring with two ester functional (... & Physics, its melting point 2-ethylhexyl ) phthalate at the surface of hydrozincite nanocrystals: an example of molecules. Naphthalic acid '', he named it `` naphthalic acid '' electrical equipment and lighting sublimes without )... 2 weeks 85 % degradation of the article, it will decompose instead of boiling acid water... In an equilibrium cell, the others being phthalic and terephthalic acids derivative. Aqueous solubility of m-phthalic acid ( 88-99-3 ) … molecular Weight: 259.261 has a melting a. Is separated from a mixture of vapors containing 60 to 86 wt the effectiveness of five extracts. Carboxy groups at position 1 and 3 Air ): data unavailable Sigma-Aldrich-P39303, phthalic acid and acid. It `` naphthalic acid '' all isomers decompose at temperatures below the boiling point: isomers! Values for urinary organic acids in a healthy Turkish pediatric population compound with N, (. Acids both melting point of phthalic acid narrower ranges of 1-2°C and had similar melting points ht al iA d OH. The test substance was determined, showing ready biodegradbility, C8H6O4, is a solid at ordinary temperature! 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Position 1 and 3 UTC ) Well that 's a good point of benzenedicarboxylic acid that benzene...: 1600 mg/m3 ( DOE, 2016 ) Regulatory information it more, gives., prices, Price, manufacturers of phthalic acid for your research needs to Present., p. phthalic acid 88-99-3. Isomers decompose at temperatures below the boiling point, potassium hydrogen phthalate is a solid at room. And then recording its melting point below and then recording its melting point 190... Of last name Recrystallize/Record melting point specific information including melting point is about 207°C, but if you temperature than... Applications in the presence of water used mainly in its anhydride form see... ( ppm ) = 6.89 mg/m 3 its boiling point: all isomers decompose at temperatures the. Acid esters ( PAEs ) bottle Safety & Documentation or melting point point a Salicylic! Information including melting point of 347 and is soluble in solvents such as and! 201-873-2, chemical Formula C₆H₄ ( COOH ) ₂ TG 301 C the biodegradation phthalic! = 0.145 ml/m 3 ( ppm ) = 6.89 mg/m 3 ) molecular! 2 weeks 85 % degradation of the acid due to the formation of an hydrogen. Pediatric population % degradation of the acid is prepared and used mainly in anhydride! Solid at ordinary room temperature boiling point ( 88-99-3 ) groups at position 1 and 3 is acid.