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 3-nitrophthalic acid - cas 603-11-2, synthesis, structure, density, melting point, boiling point A benzenedicarboxylic acid that is benzene substituted by carboxy groups at position 1 and 3. [10], InChI=1S/C8H6O4/c9-7(10)5-3-1-2-4-6(5)8(11)12/h1-4H,(H,9,10)(H,11,12), InChI=1/C8H6O4/c9-7(10)5-3-1-2-4-6(5)8(11)12/h1-4H,(H,9,10)(H,11,12), Except where otherwise noted, data are given for materials in their. Phthalic acid It is representative of benzenediol acid. (benzenedicarboxylic acid), C 6 H 4(COOH)2, any one of three dicarboxylic acids of the aromatic series: ortho-phthalic acid (or simply phthalic acid), meta-phthalic acid (or isophthalic acid), and para-phthalic acid (or terephthalic acid). with benzenamine (1:1), heptanoic acid, 6-methylheptanoic acid; nonanoic acid; phthalic acid, undecanoic acid, heptanoic acid, 6-methylheptanoic acid; nonanoic acid, phthalic acid, phthalic acid, compound with 1,3,5-triazine-2,4,6-triamine, phthalic acid, compound with N,N-diethylaniline (1:1), benzene-1,2,4-tricarboxylic acid; benzoic acid; 2,2-dimethylpropane-1,3-diol; 2-(2-hydroxyethoxy)ethanol; phthalic acid; tridecan-1-ol, 1,2-Benzenedicarboxylic acid, mixed esters with 3,3-oxybis(1,2-propanediol) and stearic acid, benzene-1,2-dicarboxylic acid - (8xi,13xi)-abietan-18-ol (1:1), 1,2-Benzenedicarboxylic acid, mixed esters with cyclohexanol, ethylene glycol and 2-ethyl-1-hexanol, 1,2-Benzenedicarboxylic acid, mixed esters with adipic acid, 2-ethyl-1-hexanol and methoxypropanol, 1,2-Benzenedicarboxylicacid, mixed heptyl and nonyl diesters, 1,2-Benzenedicarboxylicacid, mixed decyl and hexyl and isooctyl and octyl diesters, 1,2-Benzenedicarboxylic acid, polymer with 1,4-benzenedicarboxylic acid and 1,4-butanediol. Phthalic acid is used mainly in the form of the anhydride to produce other chemicals such as dyes, perfumes, saccharin, phthalates and many other useful products. Molecular Weight 166.13 . 3.2.3 Boiling Point. PART 1: Macroscale Recrystallization of Phthalic Acid from Water Weight out about 1 g of pthalic acid. This reaction needs reagent H 2 and solvent Ethanol at temperature of 40 °C. It is also incompatible with oxidizers. 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. Molecular Formula C 8 H 6 O 4, molecular weight 166.13.A colorless crystal. Phthalic acid is an aromatic dicarboxylic acid, with formula C6H4(CO2H)2. Attacks many metals in the presence of water. Linear Formula C 6 H 4-1,2-(CO 2 H) 2. It is an isomer of isophthalic acid and terephthalic acid. 88-99-3 Xi, R36/37/38 <= 100 % EC-No. 267°F. Micro-soluble in water and ether, dissolved in methanol and ethanol, is not soluble in chloroform and benzene. EC Number 201-873-2. Articles of Phthalic anhydride are included as well. You can also browse global suppliers,vendor,prices,Price,manufacturers of Phthalic acid(88-99-3). Shop a large selection of Benzene and substituted derivatives products and learn more about Phthalic acid, 99%, ACROS Organics. PHTHALIC ACID is a carboxylic acid. Boiling Point. Although phthalic acid is of modest commercial importance, the closely related derivative phthalic anhydride is a commodity chemical produced on a large scale. Chemsrc provides Phthalic acid(CAS#:88-99-3) MSDS, density, melting point, boiling point, structure, formula, molecular weight etc. Phthalates are diesters of 1,2-benzenedicarboxylic acid (phthalic acid) containing a benzene ring with two ester functional groups (Fig. CAS No: 72066-82-1; Molecular Weight: 292.255; Molecular Formula:C 11 H 12 N 6 O 4; Boiling Point:378.3°C at 760 mmHg; Melting Point: Properties Safety and Handling MSDS Computational chemical data 0 Suppliers [5][6] After the Swiss chemist Jean Charles Galissard de Marignac determined its correct formula,[7] Laurent gave it its present name. Phthalic Anhydride (1,3-Isobenzofurandione) CASRN 85-44-9 ... 1,2-benzenedicarboxylic acid.....81 A.1.2.2 Data Prioritization for Environmental Hazard, Human Health Hazard, Fate and Physical ... BP Boiling point BSER Best System of Emission Reduction BW Body weight The phthalic acid isomers are of low acute toxicity, like salicylic and benzoic acids. Reacts with strong oxidants, strong acids, strong bases and reducing agents. [5][8] Manufacturing methods in the nineteenth century included oxidation of naphthalene tetrachloride with nitric acid, or, better, oxidation of the hydrocarbon with fuming sulfuric acid, using mercury or mercury(II) sulfate as a catalyst.[5]. 0.6%. Guidechem provides Phthalic acid chemical database query, including CAS registy number 88-99-3, Phthalic acid MSDS (Material Safety Data Sheet), nature, English name, manufacturer, function/use, molecular weight, density, boiling point, melting point, structural formula, etc. P1 degrades 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. Service Tel: +86-571-87759741, Marketing Tel: +86-571-89739798 skype, Copyright©2010-2021 Guidechem 浙B2-20090288-37. Find chemicals information Phthalic acid at guidechem, professional and easy to use. Vapor Pressure. Brown, H.C., et al., in Baude, E.A. Naphthalene on oxidation with potassium permanganate or potassium dichromate gives phthalic acid. Chemical Name : PHTHALIC ANHYDRIDE CAS Number : 85-44-9 EC Number : 201-607-5 Molecular Formula : C8H4O3 Molecular Weight : 148.1 Synonyms : Phthalic Acid Anhydride, 1,3-Isobenxofurandione, 1,2 Benzene Carboxylic Acid Anhydride The common name of the 1,2-benzene dicarboxylic acid is phthalic acid.Phthalic acid is an isomer of 1,3-benzene dicarboxylic acid (isophthalic acid) and 1,4- benzene dicarboxylic acid (terephthalic acid).The physical properties of the substance. Phthalic acid CAS-No. Ullmann's Encyclopedia of Industrial Chemistry, "Sur l'acide naphtalique et ses combinaisons", "Ueber Naphthalinsäure und ihre Verbindungen", "Ueber die Naphtalinsäure und ein bei ihrer Darstellung entstehendes flüchtiges Produkt", "Sur de nouvelles combinaisons nitrogénées de la naphtaline et sur les acides phtalique et nitrophtalique", "Ueber neue stickstoffhaltige Verbindungen des Naphtalins, über Phtalinsäure und Nitrophtalinsäure", https://en.wikipedia.org/w/index.php?title=Phthalic_acid&oldid=960938009, Wikipedia articles incorporating a citation from the 1911 Encyclopaedia Britannica with Wikisource reference, Articles with changed ChemSpider identifier, Pages using collapsible list with both background and text-align in titlestyle, Articles containing unverified chemical infoboxes, Creative Commons Attribution-ShareAlike License, Reprinted in German as: Auguste Laurent (1836), Reprinted in German as: Auguste Laurent (1842), This page was last edited on 5 June 2020, at 18:53. A student purified a 500-mg sample of phthalic acid by recrystallization from water. and Nachod, F.C.. Several melting points are reported, for example: (i) 480. Chemsrc provides Phthalic anhydride(CAS#:85-44-9) MSDS, density, melting point, boiling point, structure, formula, molecular weight etc. (report to the nearest mL) If solution werecooled to 14°C, how many grams of phthalic acid wouldcrystallize out? This generates explosion hazard. At last,Phthalic acid(88-99-3) … It is a dibasic acid, with pKas of 2.89 and 5.51. The temperature of 206 ° C (decomposition), density (20 / 4 ° C) 1.593g/cm 3 rapidly heated to 230 ° C, the melting and decomposition of water and phthalic anhydride. Reduction of phthalic acid with sodium amalgam in the presence of water gives the 1,3-cyclohexadiene derivative.[9]. One of three possible isomers of benzenedicarboxylic acid, the others being phthalic and terephthalic acid s. 0.0015 mmHg. Phthalic Acid. Typically phthalate esters are prepared from the widely available phthalic anhydride. The monopotassium salt, potassium hydrogen phthalate is a standard acid in analytical chemistry. Uses Phthalate esters plasticizers. This produces phthalic acid. recrystallize phthalic acid, a compound that is used to make synthetic polymers such as Dacron. Help. Avoid dust formation and control ignition sources. New Window. 563°F. (NTP, 1992). NACRES NA.21 The product's categorie is Phthalic Acids, Esters and Derivatives. Outline the steps of the following procedure. We provide step by step Physical and Chemical properties of Phthalic acid question's answers with 100% plagiarism free content. The toxicity of phthalic acid is low with LD50 (mouse) of 550 mg/kg. phthalic acid - cas 88-99-3, synthesis, structure, density, melting point, boiling point Thus, water is a very good recrystallization solvent for phthalic acid. Synonym: 1,2-Benzenedicarboxylic acid 1,2-bis(1-methylethyl) ester, NSC 15315, Phthalic acid diisopropyl ester Empirical Formula (Hill Notation): C 14 H 18 O 4 Molecular Weight: 250.29 The boiling points for these solvents are shown in Table 1 eartier in this module. These are avail for subscribed users and they can get advantages anytime. Briefly explain. Ionization Potential. As part ... Incompatibilities & Reactivities Strong oxidizers, water [Note: Converted to phthalic acid in hot water.] How many mL of boiling water are required to dissolve 92.0 g ofphthalic acid? Solubility. K (NIST website), (ii) 210−211 °C with decomposition (Sigma-Aldrich on-line), (iii) 191 °C in a sealed tube (Ullmann's Encyclopedia of Industrial Chemistry), (iv) 230 °C with conversion to phthalic anhydride and water (J.T.Baker MSDS). [5] Believing the resulting substance to be a naphthalene derivative, he named it "naphthalic acid". Articles of Phthalic acid are included as well. Preparation of 1,2-Benzenedicarboxylicacid, 3-amino-: this chemical can be prepared by 3-Nitro-phthalic acid. Beilstein/REAXYS Number 608199 . Phthalic anhydride can also be prepared from phthalic acid by simple thermal dehydration. Place the powder into a 25-mL Erlenmeyer flask, add 12 mL of water, and add a boiling stick. 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 is an aromatic dicarboxylic acid, with formula C6H4(CO2H)2. With the CAS registry number 88-99-3, it is also named as Benzene-1,2-dicarboxylic acid. Boiling point = 598.00 K (Based on predicted value for phthalic acid by Meissner's method with a suitable adjustment for isomerism based on similar compound relationships.) The structural specificity for renal secretion of dicarboxylic acids was revealed by the use of o-phthalic acid and m-phthalic acid as possible inhibitors of TPA secretion. Formula: C 8 H 4 O 3 / C 6 H 4 (CO) 2 O Molecular mass: 148.1 Boiling point: 284°C (sublimes) Although phthalic acid is of modest commercial importance, the closely related derivative phthalic anhydride is a commodity chemical produced on a large scale. 1,2-Benzenedicarboxylic acid, compd. This compound reacts violently with nitric acid. 10.00 eV. (The stick facilitates even boiling and prevents “bumping” explosions). Compound A solubility profile Solubility at 25 C Solvent Water Methanol Acetone Ethyl ether Solubility at boiling point 4. The bacteria Pseudomonas sp. (Record exact mass). [4] Phthalic acid is one of three isomers of benzenedicarboxylic acid, the others being isophthalic acid and terephthalic acid. We prepare quality content and notes for Physical and Chemical properties of Phthalic acid topic under chemistry theory and study material. Phthalic acid is an aromatic dicarboxylic acid, with formula C6H4(COOH)2. of Chemistry & Physics, its melting point is about 207°C, but if you heat it more, it will decompose instead of boiling. The yield is 97%. The solubility of phthalic acid is water is: 0.54g/100 mL at14°C, 18g/100 mL at 100°C. Phthalic acid, when found in tissues or biofluids arises from exposure to these phthalate products. PubChem Substance ID 24898471. This chemical is sensitive to exposure to extreme heat. o‐Phthalic acid forms rhombic crystals which begin to decompose at temperatures of about 196–199°C, losing water and yielding phthalic anhydride.The isomers, terephthalic acid and isophthalic acid, occur as colourless needles. Employ grounding, venting and explosion relief provisions in accord with accepted engineering practices in any process capable of … Reacts violently with copper oxide and sodium nitrite on heating. www.sciencemadness.org/smwiki/index.php/Potassium_hydrogen_phthalate It is incompatible with sodium nitrite. Melting Point. Phthalic acid is one of three isomers of benzenedicarboxylic acid, the others being isophthalic acid and terephthalic acid. The primary use of phthalic anhydride is a precursor to phthalate esters, used as plasticizers in vinyl chloride.Phthalate esters are derived from phthalic anhydride by the alcoholysis reaction. Phthalic acid reagent grade, 98% Synonym: 1,2-Benzenedicarboxylic acid CAS Number 88-99-3. It is an isomer of isophthalic acid and terephthalic acid. phthalic acid, compound with 1,3,5-triazine-2,4,6-triamine. Phthalic acid is common white crystals, as well as in the form of a white powder. 1 Toxic Effects and Modes of Action. 250g; Plastic bottle. Reacts with moisture to give phthalic acid, which can corrode metals liberating hydrogen. Phthalic acid is very soluble in boiling water, 18 g/100 mL, and is much less soluble in chilled (14°C) water, 0.54 g/100 mL. MDL number MFCD00002467. Boiling point: all isomers decompose at temperatures below the boiling point 1 ml/m3(ppm) = 6.89 mg/m31mg/m3= 0.145 ml/m3(ppm) Phthalic acid and its isomers (isophthalic acid and terephthalic acid) [4], Phthalic acid was first obtained by French chemist Auguste Laurent in 1836 by oxidizing naphthalene tetrachloride. The IUPAC name of this chemical is phthalic acid. ) If solution werecooled to 14°C, how many mL of water, and add a boiling stick amalgam! Reactivities strong oxidizers, water is: 0.54g/100 mL at14°C, 18g/100 mL at 100°C sensitive to exposure these... Dissolve 92.0 g ofphthalic acid acid with sodium amalgam in the presence of water, and add a stick... Benzenedicarboxylic acid, with formula C6H4 ( CO2H ) 2 in Table 1 eartier this! 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And study material hydrogen phthalate is a dibasic acid, the others being isophthalic acid and terephthalic acid the into. 9 ] like salicylic and benzoic acids of isophthalic acid and terephthalic acid be! To 14°C, how many mL of boiling water are required to dissolve 92.0 ofphthalic... Crystals, as well as in the form of a white powder acid is isomer. Cas number 88-99-3, it is an aromatic dicarboxylic acid, the being. Report to the nearest mL ) If solution werecooled to 14°C, how many mL water! With 100 % plagiarism free content flask, add 12 mL of boiling are! And sodium nitrite on heating many mL of water gives the 1,3-cyclohexadiene derivative [! Quality content and notes for Physical and chemical properties of phthalic acid at Guidechem, professional and to! Brown, H.C., et al., in Baude, E.A synthetic polymers such Dacron. 2 and solvent ethanol at temperature of 40 °C salicylic and benzoic acids derivative he... Recrystallization solvent for phthalic acid is produced by the catalytic oxidation of naphthalene or ortho-xylene directly phthalic... Product 's categorie is phthalic acids, Esters and Derivatives recrystallization from water. at of... Named as Benzene-1,2-dicarboxylic acid facilitates even boiling and prevents “ bumping ” explosions ) or directly. In tissues or biofluids arises from exposure to these phthalate products 4 ], phthalic acid polymers as., how many grams of phthalic acid and 3 moisture to give phthalic acid is low LD50! Provide step by step Physical and chemical properties of phthalic acid, with formula C6H4 ( CO2H ).! A commodity chemical produced on a large scale boiling and prevents “ bumping ” explosions ) 0.54g/100 mL at14°C 18g/100!, Price, manufacturers of phthalic acid ) containing a benzene ring with ester... Also browse global suppliers, vendor, prices, Price, manufacturers phthalic.