This generates explosion hazard. Preparation of 1,2-Benzenedicarboxylicacid, 3-amino-: this chemical can be prepared by 3-Nitro-phthalic acid. (report to the nearest mL) If solution werecooled to 14°C, how many grams of phthalic acid wouldcrystallize out? ... Incompatibilities & Reactivities Strong oxidizers, water [Note: Converted to phthalic acid in hot water.] Phthalic acid is an aromatic dicarboxylic acid, with formula C6H4(CO2H)2. Phthalic anhydride can also be prepared from phthalic acid by simple thermal dehydration. Avoid dust formation and control ignition sources. Briefly explain. Place the powder into a 25-mL Erlenmeyer flask, add 12 mL of water, and add a boiling stick. New Window. Molecular Weight 166.13 . We provide step by step Physical and Chemical properties of Phthalic acid question's answers with 100% plagiarism free content. A student purified a 500-mg sample of phthalic acid by recrystallization from water. How many mL of boiling water are required to dissolve 92.0 g ofphthalic 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. Outline the steps of the following procedure. PHTHALIC ACID is a carboxylic acid. Melting Point. 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.) [4], Phthalic acid was first obtained by French chemist Auguste Laurent in 1836 by oxidizing naphthalene tetrachloride. Articles of Phthalic acid are included as well. of Chemistry & Physics, its melting point is about 207°C, but if you heat it more, it will decompose instead of boiling. Phthalates are diesters of 1,2-benzenedicarboxylic acid (phthalic acid) containing a benzene ring with two ester functional groups (Fig. 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. One of three possible isomers of benzenedicarboxylic acid, the others being phthalic and terephthalic acid s. 3-nitrophthalic acid - cas 603-11-2, synthesis, structure, density, melting point, boiling point Molecular Formula C 8 H 6 O 4, molecular weight 166.13.A colorless crystal. EC Number 201-873-2. 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 Beilstein/REAXYS Number 608199 . (The stick facilitates even boiling and prevents “bumping” explosions). Phthalic acid is common white crystals, as well as in the form of a white powder. It is also incompatible with oxidizers. The yield is 97%. The solubility of phthalic acid is water is: 0.54g/100 mL at14°C, 18g/100 mL at 100°C. Compound A solubility profile Solubility at 25 C Solvent Water Methanol Acetone Ethyl ether Solubility at boiling point 4. 267°F. 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 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 Formula: C 8 H 4 O 3 / C 6 H 4 (CO) 2 O Molecular mass: 148.1 Boiling point: 284°C (sublimes) NACRES NA.21 Help. Phthalic acid is an aromatic dicarboxylic acid, with formula C6H4(COOH)2. The bacteria Pseudomonas sp. At last,Phthalic acid(88-99-3) … Thus, water is a very good recrystallization solvent for phthalic acid. 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 [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]. Linear Formula C 6 H 4-1,2-(CO 2 H) 2. Phthalic acid reagent grade, 98% Synonym: 1,2-Benzenedicarboxylic acid CAS Number 88-99-3. 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. 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. 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. Brown, H.C., et al., in Baude, E.A. This produces phthalic acid. 250g; Plastic bottle. Although phthalic acid is of modest commercial importance, the closely related derivative phthalic anhydride is a commodity chemical produced on a large scale. 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. This chemical is sensitive to exposure to extreme heat. Chemsrc provides Phthalic anhydride(CAS#:85-44-9) MSDS, density, melting point, boiling point, structure, formula, molecular weight etc. (NTP, 1992). The IUPAC name of this chemical is phthalic acid. Micro-soluble in water and ether, dissolved in methanol and ethanol, is not soluble in chloroform and benzene. As part Attacks many metals in the presence of water. Naphthalene on oxidation with potassium permanganate or potassium dichromate gives phthalic acid. Reacts with strong oxidants, strong acids, strong bases and reducing agents. [5] Believing the resulting substance to be a naphthalene derivative, he named it "naphthalic acid". 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) 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). Phthalic acid CAS-No. Shop a large selection of Benzene and substituted derivatives products and learn more about Phthalic acid, 99%, ACROS Organics. 3.2.3 Boiling Point. Phthalic acid is an aromatic dicarboxylic acid, with formula C6H4(CO2H)2. You can also browse global suppliers,vendor,prices,Price,manufacturers of Phthalic acid(88-99-3). This reaction needs reagent H 2 and solvent Ethanol at temperature of 40 °C. 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. 563°F. 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. 88-99-3 Xi, R36/37/38 <= 100 % EC-No. 10.00 eV. [5][6] After the Swiss chemist Jean Charles Galissard de Marignac determined its correct formula,[7] Laurent gave it its present name. and Nachod, F.C.. Several melting points are reported, for example: (i) 480. 1 Toxic Effects and Modes of Action. PubChem Substance ID 24898471. 0.6%. 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. Find chemicals information Phthalic acid at guidechem, professional and easy to use. A benzenedicarboxylic acid that is benzene substituted by carboxy groups at position 1 and 3. Although phthalic acid is of modest commercial importance, the closely related derivative phthalic anhydride is a commodity chemical produced on a large scale. The monopotassium salt, potassium hydrogen phthalate is a standard acid in analytical chemistry. The toxicity of phthalic acid is low with LD50 (mouse) of 550 mg/kg. www.sciencemadness.org/smwiki/index.php/Potassium_hydrogen_phthalate 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. We prepare quality content and notes for Physical and Chemical properties of Phthalic acid topic under chemistry theory and study material. Chemsrc provides Phthalic acid(CAS#:88-99-3) MSDS, density, melting point, boiling point, structure, formula, molecular weight etc. 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). It is an isomer of isophthalic acid and terephthalic acid. 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. Boiling Point. Phthalic acid is produced by the catalytic oxidation of naphthalene or ortho-xylene directly to phthalic anhydride and a subsequent hydrolysis of the anhydride. [4] Phthalic acid is one of three isomers of benzenedicarboxylic acid, the others being isophthalic acid and terephthalic acid. Reacts violently with copper oxide and sodium nitrite on heating. Vapor Pressure. recrystallize phthalic acid, a compound that is used to make synthetic polymers such as Dacron. 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. Reacts with moisture to give phthalic acid, which can corrode metals liberating hydrogen. Ionization Potential. (Record exact mass). This compound reacts violently with nitric acid. Phthalic acid is one of three isomers of benzenedicarboxylic acid, the others being isophthalic acid and terephthalic acid. The phthalic acid isomers are of low acute toxicity, like salicylic and benzoic acids. With the CAS registry number 88-99-3, it is also named as Benzene-1,2-dicarboxylic acid. [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. P1 degrades phthalic acid. Solubility. Employ grounding, venting and explosion relief provisions in accord with accepted engineering practices in any process capable of … The product's categorie is Phthalic Acids, Esters and Derivatives. 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. Uses Phthalate esters plasticizers. It is an isomer of isophthalic acid and terephthalic acid. MDL number MFCD00002467. Reduction of phthalic acid with sodium amalgam in the presence of water gives the 1,3-cyclohexadiene derivative.[9]. phthalic acid - cas 88-99-3, synthesis, structure, density, melting point, boiling point phthalic acid, compound with 1,3,5-triazine-2,4,6-triamine. Typically phthalate esters are prepared from the widely available phthalic anhydride. 0.0015 mmHg. 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, when found in tissues or biofluids arises from exposure to these phthalate products. It is a dibasic acid, with pKas of 2.89 and 5.51. 1,2-Benzenedicarboxylic acid, compd. Service Tel: +86-571-87759741, Marketing Tel: +86-571-89739798 skype, Copyright©2010-2021 Guidechem 浙B2-20090288-37. It is incompatible with sodium nitrite. Articles of Phthalic anhydride are included as well. PART 1: Macroscale Recrystallization of Phthalic Acid from Water Weight out about 1 g of pthalic acid. Acid isomers are of low acute toxicity, like salicylic and benzoic.... As well as in the presence of water, and add a stick... Importance, the others being isophthalic acid and terephthalic acid service Tel: +86-571-89739798 skype, Guidechem..., Copyright©2010-2021 Guidechem 浙B2-20090288-37 of phthalic acid topic under chemistry theory and study material, is not in!, manufacturers of phthalic acid is of modest commercial importance, the closely derivative! By 3-Nitro-phthalic acid, as well as in the form of a white powder are shown Table. 6 H 4-1,2- ( CO 2 H ) 2 acid wouldcrystallize out these are avail subscribed. Several melting points are reported, for example: ( i ) 480 Nachod. By recrystallization from water. oxide and sodium nitrite on heating formula C6H4 ( CO2H ).... On heating, et al., in Baude, E.A in analytical chemistry ( acid! In Baude, E.A of a white powder by recrystallization from water. eartier in module... Anhydride is a very good recrystallization solvent for phthalic acid is produced by the catalytic oxidation naphthalene! Is common white crystals, as well as in the presence of water gives the 1,3-cyclohexadiene derivative. 9. ) If solution werecooled to 14°C, how many grams of phthalic acid is white... Number 88-99-3 500-mg sample of phthalic acid typically phthalate Esters are prepared from the widely available phthalic anhydride a! On a large scale hot water. solvents are shown in Table eartier... Bumping ” explosions ) phthalic acids, Esters and Derivatives 18g/100 mL at 100°C study material mg/kg... Acid by recrystallization from water. chemical properties of phthalic acid reagent grade, 98 %:! Strong bases and reducing agents sensitive to exposure to extreme heat isomers are of low acute toxicity like... 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Cas registry number 88-99-3 molecular formula C 8 H 6 O 4, molecular weight 166.13.A colorless crystal first! Of naphthalene or ortho-xylene directly to phthalic anhydride and a subsequent hydrolysis the! Subsequent hydrolysis of the anhydride skype, Copyright©2010-2021 Guidechem 浙B2-20090288-37 from exposure to these phthalate products can...