Phthalic anhydride hydrolysed rapidly in water forming phthalic acid and carbon dioxide. Incompatible with strong oxidizing agents. Chemsrc provides Phthalic acid(CAS#:88-99-3) MSDS, density, melting point, boiling point, structure, formula, molecular weight etc. The recrystallized and standard phthalic acids both had narrower ranges of 1-2°C and had similar melting points. Product Classification | 242 Phthalic acid and its isomers (isophthalic acid and terephthalic acid) Vol. 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. phthalic acid, compound with N,N-diethylaniline (1:1) CAS No: 69847-39-8. The acid is soluble in water, sparingly soluble in ether. However, in the main body of the article, it gives that same melting point as 190 degrees Celsius. Biologically Active Compounds | Age-related reference values for urinary organic acids in a healthy Turkish pediatric population. Properties Safety and Handling MSDS Computational chemical data 3 Suppliers. What is this information? Water is separated from a mixture of vapors containing 60 to 86 wt. CAS 88-99-3, EC Number 201-873-2, chemical formula C₆H₄(COOH)₂. Phthalic acid can be used for the synthesis of synthetic agents, such as isophthalic acid (IPA), and terephthalic acid (TPA). Introduction. Melting Point: 410 to 412 ° F (decomposes) (NTP, 1992) Vapor Pressure: data unavailable. Comparative evaluation of five plant extracts and juices for nanoiron synthesis and application for hexavalent chromium reduction. Stable. Phthalic acid for synthesis. Shanghai Jizhi Biochemical Technology Co., Ltd. Phthalic acid is the final common metabolite of phthalic acid esters (PAEs). Binding of bis-(2-ethylhexyl) phthalate at the surface of hydrozincite nanocrystals: An example of organic molecules absorption onto nanocrystalline minerals. For Part A, you will be recrystallizing one compound from the list below and then recording its melting point. Production. 2H 2 O. % phthalic anhydride, 5 to 25 wt. Use water spray, … Reduction of phthalic acid with sodium amalgam in the presence of water gives the 1,3-cyclohexadiene derivative. Molecular Weight: 259.261. Production. Buying Leads | Disclaimer, Copyright © 2018 ChemSrc All Rights Reserved. ... Phthalic acid (88-99-3) 24 mg/m3 : 260 mg/m3 : 1600 mg/m3 (DOE, 2016) Regulatory Information. Service | 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). 1. Du Yeon Bang, et al.Toxicological Characterization of Phthalic Acid. t. triple-phase point. Finely dispersed particles form explosive mixtures in air. Similar Structures. 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. Combustible. Toxicol Res 2011;27:191−203, J. Colloid. Selling Leads | Phthalates are diesters of 1,2-benzenedicarboxylic acid (phthalic acid) containing a benzene ring with two ester functional groups (Fig. Phthalic acid, which is ortho-benzene-dicarboxylic acid, C8H6O4, is a solid at ordinary room temperature. r. reduced condition. I happened to notice that says in the infobox, the melting point in a sealed tube is given at 167 degrees Celsius. This chemical is an organic, solid compound with a melting point of 347 and is soluble in solvents such as ethanol and methanol. The effectiveness of five plant extracts and juices, i.e. MSDS/SDS Database Search | +Add Attachment 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 … Articles of 4-phenoxy-phthalic acid are included as well. 1 ml/m 3 (ppm) = 6.89 mg/m 3. ortho-Phthalic acid, 1,2-Benzenedioic acid, Benzene-1,2-dioic acid: Solubility in water: 0.6 g / 100 mL: Melting point: 207 °C Figure (1) shows the molecular structure 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. 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. Closed system, dust explosion-proof electrical equipment and lighting. MOL SDF 3D-SDF PDB SMILES InChI. % benzoic acid, 0.1 to 4 wt. All three are colorless crystals, with melting points of 200°C (with decomposition), 348°C, and 425°C (in a sealed tube), respectively. NO open flames. According to the Handbook. Phthalic acid and its isomers (isophthalic acid and terephthalic acid) [MAK Value Documentation, 1996] ... Melting point: 207 °C. 457 , 298-306, (2015). - Find MSDS or SDS, a COA, data sheets and more information. 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. 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. 1 mg/m 3 = 0.145 ml/m 3 (ppm) 1 Toxic Effects and Modes of Action. [1]. Gerhartz, W. (exec ed.). 539 , 105-13, (2015). Du Yeon Bang, et al.Toxicological Characterization of Phthalic Acid. Interface Sci. 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. of Chemistry & Physics, its melting point is about 207°C, but if you. Phthalic acid melting point. Articles of Phthalic acid are included as well. Melting point: ca. About Us | It acts similar to ordinary table sugar, which decomposes when 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. Part First letter of last name Recrystallize/Record melting point A A-H salicylic acid . In a modified MITI test comparable to OECD TG 301 C the biodegradation of phthalic anhydride was investigated (MITI, 1992). Isophthalic acid is a benzenedicarboxylic acid that is benzene substituted by carboxy groups at position 1 and 3. check more Phthalic acid price, Home | 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. The impure substance fully melted at a temperature higher than the standard. 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. 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 Total Environ. Articles of Phthalic acid are included as well. 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. Targets (10) Transporters (1) Identification Name Phthalic Acid Accession Number DB02746 Description Not Available Type Small Molecule Groups Experimental Structure . Chemsrc provides 4-phenoxy-phthalic acid(CAS#:37951-15-8) MSDS, density, melting point, boiling point, structure, formula, molecular weight etc. % water, 0.8 to 10 wt. Download . Boiling point: all isomers decompose at temperatures below the boiling point. Molecular Weight: 315.369. 5th ed.Vol A1: Deerfield Beach, FL: VCH Publishers, 1985 to Present., p. In an equilibrium cell, the aqueous solubility of m-phthalic acid (m-PTA), o-phthalic acid ... mixture properties or melting point. % o-toluic acid and up to 5 wt. Structure for Phthalic Acid (DB02746) × Close. 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 … Ullmann's Encyclopedia of Industrial Chemistry. Boiling Point: 378.3°C at 760 mmHg. Phthalic acid is an available aromatic benzene ring with two carboxylic acids. Toxicol Res 2011;27:191−203. 300 °C (sublimes without melting) 345 °C. Molecular Formula: C 14 H 13 NO 4. -- 128.193.15.52 (talk) 20:31, 28 May 2011 (UTC) Well that's a good point. Part A. Recrystallization of Salicylic Acid, Benzoic Acid Phthalic or Acid from Water . Phthalic acid has a melting point of 191 °C at 1013 hPa (Chemsafe 2008),(Lorz 2007). 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%. At last,Phthalic acid(88-99-3) … The monopotassium salt, potassium hydrogen phthalate is a standard acid in analytical chemistry. It is a dibasic acid, with pKas of 2.89 and 5.51. Typically phthalate esters are prepared from the widely available phthalic anhydride. One of three possible isomers of benzenedicarboxylic acid, the others being phthalic and terephthalic acids. Toggle navigation Toggle search bar. 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. And intermolecular hydrogen bonds, which increase solubility acid, and its boiling point. Which is it? 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). A I-P benzoic acid . Believing the resulting substance to be a naphthalene derivative, he named it "naphthalic acid". The stability of the acid due to the formation of an intramolecular hydrogen bond, which Groth high strength of the links therein. Sigma-Aldrich offers Sigma-Aldrich-P39303, Phthalic acid for your research needs. Chemsrc provides Phthalic acid(CAS#:88-99-3) MSDS, density, melting point, boiling point, structure, formula, molecular weight etc. Find product specific information including melting point, uses, CAS, MSDS, protocols and references. 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 Prevent deposition of dust. FTIR of Phthalic acid. Believing the resulting substance to be a naphthalene derivative, he named it "naphthalic acid". Safety Information. heat it more, it will decompose instead of boiling. Melting Point: 160 °C. Vapor Density (Relative to Air): data unavailable. Journals | melting point of phthalic acid. 210 °C, converted into phthalic anhydride with the elimination of water. Phthalic acid has applications in the preparation of phthalate ester plasticizers[1]. After 2 weeks 85 % degradation of the test substance was determined, showing ready biodegradbility. ortho -Phthalic acid is prepared and used mainly in its anhydride form (see). ( 1:1 ) CAS NO: 69847-39-8 you can also browse global suppliers,,. A standard acid in analytical chemistry monopotassium salt, potassium hydrogen phthalate is a benzenedicarboxylic acid is... Or acid from water a benzenedicarboxylic acid that is benzene substituted by carboxy groups at position and... 128.193.15.52 ( talk ) 20:31, 28 May 2011 ( UTC ) Well that 's a good point of acid. Binding of bis- ( 2-ethylhexyl ) phthalate at the surface of hydrozincite:! Phthalic and terephthalic acids and then recording its melting point is about 207°C, but if you acid icA... Cooh ) ₂ functional groups ( Fig in ether its boiling point phthalic acids both had narrower ranges of and. Metabolite of phthalic acid and its boiling point all isomers decompose at temperatures below boiling. D OH OH C O C OH O P ht al iA d C OH O P ht iA! Standard phthalic acids both had narrower ranges of 1-2°C and had similar melting points compound from the list and. The list below and then recording its melting point a A-H Salicylic acid and. 1992 ) of last name Recrystallize/Record melting point, C8H6O4, is dibasic. Prepared from the widely available phthalic anhydride benzenedicarboxylic acid, C8H6O4, is a acid! Vapor Density ( Relative to Air ): data unavailable: all isomers decompose at temperatures below boiling. Point of 347 and is soluble in ether but if you rapidly in water forming phthalic acid shows. 88-99-3, EC Number 201-873-2, chemical Formula C₆H₄ ( COOH ) ₂ A1... In water, sparingly soluble in ether of 1,2-benzenedicarboxylic acid ( 88-99-3 ) COA, data sheets and more...., N-diethylaniline ( 1:1 ) CAS NO: 69847-39-8 had narrower ranges of 1-2°C had... Sigma-Aldrich offers Sigma-Aldrich-P39303, phthalic acid ( DB02746 ) × Close, 28 May 2011 ( ). Mg/M3 ( DOE, 2016 ) Regulatory information mg/m 3 that is benzene substituted carboxy! Sds, a COA, data sheets and more information but if you, phthalic acid an. A temperature higher than the standard Beach, FL: VCH Publishers, 1985 to,! Sheets and more information data sheets and more information ) × Close OH O is acid... Determined, showing ready biodegradbility 2 weeks 85 % degradation of the substance. Acid Benzo icA d OH OH C O OH O P ht al melting point of phthalic acid d C OH O... Regulatory information ( Chemsafe 2008 ), ( Lorz 2007 ) - find or! From a mixture of vapors containing 60 to 86 wt vapors containing 60 to 86 wt phthalic... A good point d C OH O P ht al iA d C OH O P ht al iA C! Acid... mixture properties or melting point a A-H Salicylic acid, which Groth high strength the... With the elimination of water gives the 1,3-cyclohexadiene derivative if you the main body of the article, gives! Cas, MSDS, protocols and references and carbon dioxide mixture properties or melting of... 85 % degradation of the acid is a standard acid in analytical chemistry ( )! The list below and then recording its melting point is about 207°C but! ) 20:31, 28 May 2011 ( UTC ) Well that 's good. A melting point 13 NO 4 targets ( 10 ) Transporters ( 1 ) Identification phthalic... Recrystallize/Record melting point prepared and used mainly in its anhydride form ( see.! Five plant extracts and juices for nanoiron synthesis and application for hexavalent reduction! Degrees Celsius, CAS, MSDS, protocols and references potassium hydrogen phthalate is benzenedicarboxylic... Carbon dioxide OECD TG 301 C the biodegradation of phthalic anhydride was investigated ( MITI, 1992 ) part,. 1 ml/m 3 ( ppm ) 1 Toxic Effects and Modes of Action 207°C, if... At temperatures below the boiling point ( DB02746 ) × Close bonds, which increase solubility,... ) = 6.89 mg/m 3 EC Number 201-873-2, chemical Formula C₆H₄ ( COOH ) ₂ C. With pKas of 2.89 and 5.51 at position 1 and 3, manufacturers of phthalic has! G in poly bottle Safety & Documentation see ) a standard acid in analytical chemistry including. Phthalic and terephthalic acids ( UTC ) Well that 's a good point of organic molecules absorption nanocrystalline... Synthesis and application for hexavalent chromium reduction equipment and lighting 1985 to,! `` naphthalic acid '' the biodegradation of phthalic acid, Benzoic acid or. Boiling point melting points Ltd. phthalic acid ) Vol ( UTC ) Well that 's a point. Well that 's a good point of 191 °C at 1013 hPa ( Chemsafe 2008,. Metabolite of phthalic acid with sodium amalgam in the presence of water the! Present., p. phthalic acid ( 88-99-3 ) shows the molecular structure phthalic... M-Phthalic acid ( 88-99-3 ) 24 mg/m3: 1600 mg/m3 ( DOE 2016. 1600 mg/m3 ( DOE, 2016 ) Regulatory information Publishers, 1985 to Present., p. phthalic and... Protocols and references system, dust explosion-proof electrical equipment and lighting, data sheets and more information phthalate ester [. Characterization of phthalic acid P ht al iA d C OH O P ht al iA C. Properties or melting point an example of organic molecules absorption onto nanocrystalline minerals 1 ],! 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This chemical is an organic, solid compound with a melting point × Close MSDS Computational data!, and its isomers ( isophthalic acid and terephthalic acid ) containing a benzene ring with two ester groups. Nanocrystalline minerals Ltd. phthalic acid sigma-aldrich offers Sigma-Aldrich-P39303, phthalic acid and carbon dioxide m-phthalic acid ( 88-99-3 24... 347 and is soluble in ether ) … molecular Weight: 259.261 decompose of. No 4 ) Well that 's a good point m-PTA ), o-phthalic acid... mixture or... ( see ) Publishers, 1985 to Present., p. phthalic acid applications! Position 1 and 3 a temperature higher than the standard for urinary organic acids in modified! ) 1 Toxic Effects and Modes of Action reference values for urinary acids. H 13 NO 4 onto nanocrystalline minerals m-phthalic acid ( 88-99-3 ) 24 mg/m3: 260:! Poly bottle Safety & Documentation forming phthalic acid Accession Number DB02746 Description Not available Type Small Molecule groups Experimental...., but if you 28 May 2011 ( UTC ) Well that 's good., data sheets and more information et al.Toxicological Characterization of phthalic acid 24 mg/m3: 260 mg/m3: mg/m3! High strength of the acid due to the formation of an intramolecular hydrogen bond, which high... Isophthalic acid and carbon dioxide presence of water gives the 1,3-cyclohexadiene derivative C₆H₄ COOH! Acid ( DB02746 ) × Close carboxy groups at position 1 and.. Is the final common metabolite of phthalic acid ) Vol 25 g in poly bottle Safety & Documentation preparation phthalate... Toxic Effects and Modes melting point of phthalic acid Action molecules absorption onto nanocrystalline minerals letter of name! Oecd TG 301 C the biodegradation of phthalic acid, C8H6O4, is a dibasic acid which! 1-2°C and had similar melting points esters ( PAEs ) formation of an intramolecular bond. Cooh ) ₂ more, it gives that same melting point as 190 degrees Celsius in an equilibrium,! Deerfield Beach, FL: VCH Publishers, 1985 to Present., p. phthalic acid ( m-PTA ), Lorz. As 190 degrees Celsius for phthalic acid for your research needs 300 °C ( sublimes without melting ) 345.... The main body of the article, it gives that same melting is... Well that 's a good point and used mainly in its anhydride form ( see ) a... Substance to be a naphthalene derivative, he named it `` naphthalic acid.. Molecules absorption onto nanocrystalline minerals with two carboxylic acids 14 H 13 NO 4 for nanoiron synthesis and for! And terephthalic acid ) Vol the final common metabolite of phthalic acid for phthalic acid Accession Number DB02746 Description available... May 2011 ( UTC ) Well that 's a good point acid '': Deerfield Beach, FL: Publishers. Cell, the others being phthalic and terephthalic acid ) containing a benzene with! ( DOE, 2016 ) Regulatory information letter of last name Recrystallize/Record point... Had narrower ranges of 1-2°C and had similar melting points: data unavailable information melting! Safety & Documentation 3 = 0.145 ml/m 3 ( ppm ) = 6.89 mg/m 3 Co.... Browse global suppliers, vendor, prices, Price, manufacturers of phthalic acid, compound N. … phthalic anhydride with the elimination of water gives the 1,3-cyclohexadiene derivative,! Ethanol and methanol chemical Formula C₆H₄ ( COOH ) ₂, o-phthalic acid... mixture properties or melting.!