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