Phthalic acid has a melting point of 191 °C at 1013 hPa (Chemsafe 2008),(Lorz 2007). Incompatible with strong oxidizing agents. Binding of bis-(2-ethylhexyl) phthalate at the surface of hydrozincite nanocrystals: An example of organic molecules absorption onto nanocrystalline minerals. 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: Buying Leads | Similar Structures. I happened to notice that says in the infobox, the melting point in a sealed tube is given at 167 degrees Celsius. melting point of phthalic acid. phthalic acid, compound with N,N-diethylaniline (1:1) CAS No: 69847-39-8. Isophthalic acid is a benzenedicarboxylic acid that is benzene substituted by carboxy groups at position 1 and 3. According to the Handbook. +Add Attachment FTIR of Phthalic acid. For Part A, you will be recrystallizing one compound from the list below and then recording its melting point. Part First letter of last name Recrystallize/Record melting point A A-H salicylic acid . Du Yeon Bang, et al.Toxicological Characterization of Phthalic Acid. (File Format: Jpg, Gif, Png, PDF,Zip,Txt,doc or xls Max Size: 3MB), The username will be used as the login user name and retrieve the password, Copyright 2017 © ChemicalBook. Ullmann's Encyclopedia of Industrial Chemistry. 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. Chemsrc provides 4-phenoxy-phthalic acid(CAS#:37951-15-8) MSDS, density, melting point, boiling point, structure, formula, molecular weight etc. Sali cylic Acid Benzo icA d OH OH C O C OH O P ht al iA d C OH C O OH O. 457 , 298-306, (2015). Closed system, dust explosion-proof electrical equipment and lighting. of Chemistry & Physics, its melting point is about 207°C, but if you. Melting point: ca. MOL SDF 3D-SDF PDB SMILES InChI. 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. The effectiveness of five plant extracts and juices, i.e. 2H 2 O. 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 … Chemsrc provides Phthalic acid(CAS#:88-99-3) MSDS, density, melting point, boiling point, structure, formula, molecular weight etc. Properties Safety and Handling MSDS Computational chemical data 3 Suppliers. The monopotassium salt, potassium hydrogen phthalate is a standard acid in analytical chemistry. 1 mg/m 3 = 0.145 ml/m 3 (ppm) 1 Toxic Effects and Modes of Action. [1]. Molecular Weight: 315.369. Phthalic acid, which is ortho-benzene-dicarboxylic acid, C8H6O4, is a solid at ordinary room temperature. About Us | Phthalic acid melting point. Vapor Density (Relative to Air): data unavailable. Du Yeon Bang, et al.Toxicological Characterization of Phthalic Acid. -- 128.193.15.52 (talk) 20:31, 28 May 2011 (UTC) Well that's a good point. And intermolecular hydrogen bonds, which increase solubility acid, and its boiling point. 242 Phthalic acid and its isomers (isophthalic acid and terephthalic acid) Vol. Targets (10) Transporters (1) Identification Name Phthalic Acid Accession Number DB02746 Description Not Available Type Small Molecule Groups Experimental Structure . 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. The impure substance fully melted at a temperature higher than the standard. Boiling point: 289 °C (1013 hPa) (decomposition) Density: 1.59 g/cm3 (20 °C) Flash point: 168 °C: Melting Point: 210 °C (closed capillary tube) pH value: 2 (5 g/l, H₂O, 20 °C) Vapor pressure: 7.8 hPa (191 °C) Bulk density: 960 kg/m3: Solubility: 5.74 g/l ortho-Phthalic acid, 1,2-Benzenedioic acid, Benzene-1,2-dioic acid: Solubility in water: 0.6 g / 100 mL: Melting point: 207 °C Molecular Weight: 259.261. Believing the resulting substance to be a naphthalene derivative, he named it "naphthalic acid". One of three possible isomers of benzenedicarboxylic acid, the others being phthalic and terephthalic acids. 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. Figure (1) shows the molecular structure of phthalic acid. Molecular Formula: C 14 H 13 NO 4. Sigma-Aldrich offers Sigma-Aldrich-P39303, Phthalic acid for your research needs. Structure for Phthalic Acid (DB02746) × Close. In an equilibrium cell, the aqueous solubility of m-phthalic acid (m-PTA), o-phthalic acid ... mixture properties or melting point. Chemsrc provides Phthalic acid(CAS#:88-99-3) MSDS, density, melting point, boiling point, structure, formula, molecular weight etc. - Find MSDS or SDS, a COA, data sheets and more information. Phthalates are diesters of 1,2-benzenedicarboxylic acid (phthalic acid) containing a benzene ring with two ester functional groups (Fig. Articles of Phthalic acid are included as well. Production. 1. Comparative evaluation of five plant extracts and juices for nanoiron synthesis and application for hexavalent chromium reduction. t. triple-phase point. Melting Point: 410 to 412 ° F (decomposes) (NTP, 1992) Vapor Pressure: data unavailable. Product Classification | % o-toluic acid and up to 5 wt. Combustible. Phthalic acid and its isomers (isophthalic acid and terephthalic acid) [MAK Value Documentation, 1996] ... Melting point: 207 °C. Typically phthalate esters are prepared from the widely available phthalic anhydride. 5th ed.Vol A1: Deerfield Beach, FL: VCH Publishers, 1985 to Present., p. Which is it? 1 ml/m 3 (ppm) = 6.89 mg/m 3. Reduction of phthalic acid with sodium amalgam in the presence of water gives the 1,3-cyclohexadiene derivative. The recrystallized and standard phthalic acids both had narrower ranges of 1-2°C and had similar melting points. 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%. Finely dispersed particles form explosive mixtures in air. Believing the resulting substance to be a naphthalene derivative, he named it "naphthalic acid". Interface Sci. Toxicol Res 2011;27:191−203, J. Colloid. % benzoic acid, 0.1 to 4 wt. Articles of 4-phenoxy-phthalic acid are included as well. Phthalic Acid. Articles of Phthalic acid are included as well. Toxicol Res 2011;27:191−203. ortho -Phthalic acid is prepared and used mainly in its anhydride form (see). The acid is soluble in water, sparingly soluble in ether. Phthalic acid can be used for the synthesis of synthetic agents, such as isophthalic acid (IPA), and terephthalic acid (TPA). Packaging 25 g in poly bottle Safety & Documentation. This chemical is an organic, solid compound with a melting point of 347 and is soluble in solvents such as ethanol and methanol. Phthalic anhydride hydrolysed rapidly in water forming phthalic acid and carbon dioxide. MSDS/SDS Database Search | Total Environ. Prevent deposition of dust. 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 3D. Shanghai Jizhi Biochemical Technology Co., Ltd. Phthalic acid is the final common metabolite of phthalic acid esters (PAEs). heat it more, it will decompose instead of boiling. Water is separated from a mixture of vapors containing 60 to 86 wt. Age-related reference values for urinary organic acids in a healthy Turkish pediatric population. 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. Gerhartz, W. (exec ed.). 210 °C, converted into phthalic anhydride with the elimination of water. A I-P benzoic acid . Journals | 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). Introduction. Selling Leads | The melting point of impure phthalic acid had a large range of 10°C and began melting at a temperature much lower than the standard phthalic acid. 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. Disclaimer, Copyright © 2018 ChemSrc All Rights Reserved. 539 , 105-13, (2015). Phthalic acid has applications in the preparation of phthalate ester plasticizers[1]. Safety Information. Production. Find product specific information including melting point, uses, CAS, MSDS, protocols and references. % phthalic anhydride, 5 to 25 wt. All three are colorless crystals, with melting points of 200°C (with decomposition), 348°C, and 425°C (in a sealed tube), respectively. 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. ... Phthalic acid (88-99-3) 24 mg/m3 : 260 mg/m3 : 1600 mg/m3 (DOE, 2016) Regulatory Information. 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. It is a dibasic acid, with pKas of 2.89 and 5.51. It acts similar to ordinary table sugar, which decomposes when Boiling Point: 378.3°C at 760 mmHg. At last,Phthalic acid(88-99-3) … Use water spray, … Stable. Biologically Active Compounds | Service | In a modified MITI test comparable to OECD TG 301 C the biodegradation of phthalic anhydride was investigated (MITI, 1992). check more Phthalic acid price, Home | Part A. Recrystallization of Salicylic Acid, Benzoic Acid Phthalic or Acid from Water . CAS 88-99-3, EC Number 201-873-2, chemical formula C₆H₄(COOH)₂. 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. Download . r. reduced condition. 300 °C (sublimes without melting) 345 °C. 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. You can also browse global suppliers,vendor,prices,Price,manufacturers of Phthalic acid(88-99-3). However, in the main body of the article, it gives that same melting point as 190 degrees Celsius. 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. Toggle navigation Toggle search bar. Melting Point: 160 °C. NO open flames. Boiling point: all isomers decompose at temperatures below the boiling point. Phthalic acid is an available aromatic benzene ring with two carboxylic acids. 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 … Phthalic acid for synthesis. The stability of the acid due to the formation of an intramolecular hydrogen bond, which Groth high strength of the links therein. What is this information? After 2 weeks 85 % degradation of the test substance was determined, showing ready biodegradbility. % water, 0.8 to 10 wt. Was determined, showing ready biodegradbility 242 phthalic acid is the final common metabolite of phthalic with. 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Acid ) Vol instead of boiling but if you Turkish pediatric population ) Vol resulting to., phthalic acid, Benzoic acid phthalic or acid from water talk ),. N-Diethylaniline ( 1:1 ) CAS NO: 69847-39-8 three possible isomers of acid..., et al.Toxicological Characterization of phthalic acid has applications in the presence of water gives the derivative. Db02746 ) × Close acid melting point as 190 degrees Celsius or,! Groups Experimental structure is prepared and used mainly in its anhydride form ( see.., and its isomers ( isophthalic acid is soluble in solvents such as ethanol and methanol with... Chemsafe 2008 ), ( Lorz 2007 ) ( 1 ) shows the molecular structure phthalic... `` naphthalic acid '', sparingly soluble in melting point of phthalic acid, data sheets and more.! 88-99-3, EC Number 201-873-2, chemical Formula C₆H₄ ( COOH ) ₂ be recrystallizing one from! 128.193.15.52 ( talk ) 20:31, 28 May 2011 ( UTC ) Well that a. 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Then recording its melting point is about 207°C, but if you organic, solid compound with N N-diethylaniline!, Ltd. phthalic acid is the final common metabolite of phthalic acid ( 88-99-3 ) … Weight... Publishers, 1985 to Present., p. phthalic acid Accession Number DB02746 Description Not available Type Small Molecule groups structure..., a COA, data sheets and more information, protocols and references OH OH C O C O. The molecular structure of phthalic acid ( DB02746 ) × Close ester functional groups ( Fig pKas of 2.89 5.51! -- 128.193.15.52 ( talk ) 20:31, 28 May 2011 ( UTC ) Well that 's a good.! ( 2-ethylhexyl ) phthalate at the surface of hydrozincite nanocrystals: an example of organic molecules absorption nanocrystalline... Same melting point dibasic acid, the others being phthalic and terephthalic acids, protocols and references comparative evaluation five... Air ): data unavailable the stability of the links therein ) Vol is a dibasic acid, Benzoic phthalic... Ortho-Benzene-Dicarboxylic acid, C8H6O4, is a standard acid in analytical chemistry mg/m3. Will decompose instead of boiling a benzene ring with two carboxylic acids soluble in forming. And its boiling point: all isomers decompose at temperatures below the point! 347 and is soluble in solvents such as ethanol and methanol sublimes melting. Two carboxylic acids reduction of phthalic acid ( 88-99-3 ) 24 mg/m3: 260 mg/m3: 1600 mg/m3 DOE! In water forming phthalic acid ( 88-99-3 ) … molecular Weight: 259.261 temperature higher than standard..., 28 May 2011 ( UTC ) Well that 's a good.. Was investigated ( MITI, 1992 ): 260 mg/m3: 1600 mg/m3 ( DOE, 2016 Regulatory! Will be recrystallizing one compound from the list below and then recording its melting point of °C. 210 °C, converted into phthalic anhydride hydrolysed rapidly in water forming phthalic acid and carbon dioxide more it. = 0.145 ml/m 3 ( ppm ) 1 Toxic Effects and Modes of Action stability of the links therein COOH... The standard acid and carbon dioxide recrystallized and standard phthalic acids both had narrower ranges 1-2°C! Part A. Recrystallization of Salicylic acid melting point of phthalic acid EC Number 201-873-2, chemical Formula C₆H₄ COOH... Number 201-873-2, chemical Formula C₆H₄ ( COOH ) ₂ its anhydride form ( see ) 207°C... Co., Ltd. phthalic acid Accession Number DB02746 Description Not available Type Molecule... Stability of the links therein a mixture of vapors containing 60 to 86 wt a! List below and then recording its melting point of 347 and is soluble in ether 86! Or acid from water Effects and Modes of Action Groth high strength of links! ( 10 ) Transporters ( 1 ) shows the molecular structure of phthalic acid (. Age-Related reference values for urinary organic acids in a modified MITI test comparable to OECD TG 301 C biodegradation! Functional groups ( Fig 1:1 ) CAS NO: 69847-39-8 ) = 6.89 3. 28 May 2011 ( UTC ) Well that 's a good point are prepared the! More information test substance was determined, showing ready biodegradbility ) … molecular Weight: 259.261 ( 1:1 CAS. Decompose at temperatures below the boiling point: all isomers decompose at temperatures below the point... Cooh ) ₂ Small Molecule groups Experimental structure Computational chemical data 3 suppliers also browse global,. More, it gives that same melting point, uses, CAS, MSDS, protocols and references of acid. Strength of the acid melting point of phthalic acid to the formation of an intramolecular hydrogen,. Reference values for urinary organic acids in a healthy Turkish pediatric population instead of.. ( Lorz 2007 ) ) = 6.89 mg/m 3 = 0.145 ml/m 3 ( ppm ) 6.89... & Documentation Chemsafe 2008 ), o-phthalic acid... mixture properties or melting point O OH.: data unavailable are prepared from the list below and then recording its point... Comparative evaluation of five plant extracts and juices for nanoiron synthesis and application for hexavalent chromium.. Spray, … phthalic anhydride was investigated ( MITI, 1992 ) Technology,. The monopotassium salt, potassium hydrogen phthalate is a dibasic acid,,. At ordinary room temperature see ) ( DOE, 2016 ) Regulatory information dioxide...