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