Different isomers of phthalic acid are known by different names. Properties: Crystals, mp ~230° when rapidly heated, forming phthalic anhydride and water. CAMEO Chemicals . 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 … Important to say is that upon dissociation of the acid has two, processes through which it passes to reach di, anion. 88-99-3 Xi, R36/37/38 <= 100 % EC-No. 1,1,1,3,3,3-hexafluoro-2-sulfanyl-2-propanol, (3E)-3-benzylidene-2,3-dihydro-4H-1,2-benzothiazin-4-one 1,1-dioxide, ethyl 2-methylimidazo[1,2-a]pyridine-3-carboxylate (2549-19-1), 5-piperidin-1-yl-pentan-1-ol (2937-83-9), 4-amino-1,2,5-thiadiazole-3-carboximidamide, 1-(4-hydroxyphenyl)-1-propanone (70-70-2), 2,2,3,5,5-pentamethyl-4-methylenepyrrolidine, phenylmethoxydisulfanyloxy-methyl-benzene, 2-isocyanato-1,3,5-trimethylbenzene (2958-62-5), 7-chloro-5-phenyl-2,3,4,5-tetrahydro-1,4-benzothiazepine, The Journal of Organic Chemistry, 30, p. 2414, 1965. Ionization Potential. The chemical properties of the phthalic acid were. Molecular Weight: 315.369. ... Phthalic acid (88-99-3) 24 mg/m3 : 260 mg/m3 : 1600 mg/m3 (DOE, 2016) Regulatory Information. Gerhartz, W. (exec ed.). 3-nitrophthalic acid - cas 603-11-2, synthesis, structure, density, melting point, boiling point Phthalic acid has a melting point of 191 °C at 1013 hPa (Chemsafe 2008),(Lorz 2007). In some cases not infrequently occur capabilities respiration (breathing) injury, which may lead to. Outline the steps of the following procedure. ♥. Flash Point. Phthalic Acid is an isomer of isophthalic acid and terephthalic acid. Phthalic acid has a melting point of 191 °C at 1013 hPa (Chemsafe 2008), (Lorz 2007). Slightly soluble in water, methanol and ether. Attacks many metals in the presence of water. of Chemistry & Physics, its melting point is about 207°C, but if you. The phthalic acid is somewhat soluble in water. Phthalic acid - Melting point, Hazards, Formula, is phthalic acid. 201-873-2 SE 3; H315, H319, H335 Hazardous ingredients according to Directive 1999/45/EC Component Classification Concentration Phthalic acid CAS-No. Part A. Recrystallization of Salicylic Acid, Benzoic Acid Phthalic or Acid from Water . - Find MSDS or SDS, a COA, data sheets and more information. Boiling Point: 378.3°C at 760 mmHg. The product which is obtained contains oxides of carbon. The word added and removed today appears to be modern Greek, c.f. 5th ed.Vol A1: Deerfield Beach, FL: VCH Publishers, 1985 to Present., p. (1995) logS-2.11: Sign In. Phthalic acid CAS-No. Key value for chemical safety assessment Melting / freezing point at 101 325 Pa: 191 °C Additional information. Used in the manufacture of materials such as artificial resins. If the substance falls on the eyes can ignite an as redness and damage to the optic apparatus. ... Melting point/freezing Melting point/range: 210 - 211 °C - dec. point f) Initial boiling point and no data available boiling range No duplication of position substitution reactions. This compound reacts violently with nitric acid. It is also incompatible with oxidizers. 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 … Phthalic acid for synthesis. Part First letter of last name Recrystallize/Record melting point Phthalic anhydride is the cyclic dicarboxylic anhydride that is the anhydride of phthalic acid. 205° dec. 250g; Plastic bottle. Phthalates have been used in food contact materials and are generally allowed for this use. Much love! Phthalic acid is an available aromatic benzene ring with two carboxylic acids. Phthalic Acid. 168°(334°F) Density. Hi there! (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).All three are colorless crystals, with melting points of 200°C (with decomposition), 348°C, and 425°C (in a sealed tube), respectively. The source is also providing more information like the publication year, authors and more. Vapor Density (Relative to Air): data unavailable. 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). Sali cylic Acid Benzo icA d OH OH C O C OH O P ht al iA d C OH C O OH O. Solubility. in the. Targets (10) Transporters (1) Identification Name Phthalic Acid Accession Number DB02746 Description Not Available Type Small Molecule Groups Experimental Structure . This can happen as a direct influence on the synthesis of male hormones, called androgens. heat it more, it will decompose instead of boiling. Targets (10) Transporters (1) Identification Name Phthalic Acid Accession Number DB02746 Description Not Available Type Small Molecule Groups Experimental ... melting point (°C) 230 dec °C: PhysProp: water solubility: 7010 mg/L (at 25 °C) YALKOWSKY,SH & DANNENFELSER,RM (1992) logP: 0.73: HANSCH,C ET AL. Boiling Point. recrystallize phthalic acid, a compound that is used to make synthetic polymers such as Dacron. CAS 88-99-3, EC Number 201-873-2, chemical formula C₆H₄(COOH)₂. This chemical is sensitive to exposure to extreme heat. Phthalic Acid Benzoic Acid Part A Benzoic Acid Part B Naphthalene 0.00% 10.00% 20.00% 30.00% 40.00% 50.00% 60.00% 70.00% 80.00% 90.00% 100.00% 65.50% 84.00% 92.00% 87.20% Percent Recovery Rates for Phthalic Acid, Benzoic Acid, and Naphthalene Organic Crystals Percent Recovery Rates Discussion The melting points obtained for each organic crystal varied slightly in range from their … Vapor Pressure. Molecular Formula: C 14 H 13 NO 4. Take the time to validate and double check the source of the data. determined by the aryl moiety and two carboxyl groups. Phthalic acid has a melting point of 191 °C at 1013 hPa (Chemsafe 2008),(Lorz 2007). Practically insol in chloroform. MOL SDF 3D-SDF PDB SMILES InChI. 3D. Flash Point : 151 C Auto ignition : 580 C Lower Explosion Limit : 1.7 % (V) Upper explosion Limit : 10.5 % (V) Special Hazards : Combustible material. Storage & Sensitivity. Reduction of phthalic acid with sodium amalgam in the presence of water gives the 1,3-cyclohexadiene derivative. Melting Point: 410 to 412 ° F (decomposes) (NTP, 1992) Vapor Pressure: data unavailable. ChEBI. The stoichiometry of the complex formation of TBP or TRPO and phthalic acid is 1:1, and the apparent extraction equilibrium constant for TRPO is much larger than that for TBP. 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. Pages 8. Melting point. LD 50 orally in rats: 7.9 g/kg (Shaffer). Melting Point: 160 °C. The carboxylic acid containing a carboxyl group can participate in the process of interaction with strong, metals of the first and second "A" group (alkali and alkaline earth) reaction with ammonia by the method, of donor no- acceptor theory of Lewis; interactions with alcohols, resulting in an ester formation and. 210 °C, converted into phthalic anhydride with the elimination of water. Phthalic acid is an isomer of 1,3-. common white crystals, as well as in the form of a white powder. It is incompatible with sodium nitrite. 242 Phthalic acid and its isomers (isophthalic acid and terephthalic acid) Vol. Thus, water is a very good recrystallization solvent for phthalic acid. 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. Phthalic acid, dialkyl(C9) ester Guidechem provides Phthalic anhydride chemical database query, including CAS registy number 85-44-9, Phthalic anhydride MSDS (Material Safety Data Sheet), nature, English name, manufacturer, function/use, molecular weight, density, boiling point, melting point, structural formula, etc. The stability of the acid due to the formation of an intramolecular hydrogen bond, which Groth high, strength of the links therein. Activation of the corresponding phthalic acid may be a narcotic in high concentrations. Production. el:Φθαλικές ενώσεις = phthalate and (I think) φθαλικό οξύ = phthalic acid. Used in the manufacture of materials such as artificial resins. This preview shows page 4 - 7 out of 8 pages. The monopotassium salt, potassium hydrogen phthalate is a standard acid in analytical chemistry. Phthalic acid is produced by the catalytic oxidation of naphthalene 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. 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 for synthesis. Believing the resulting substance to be a naphthalene derivative, he named it "naphthalic acid". 1989]. Decomposes on contact with hot water. Formula: C 8 H 4 O 3 / C 6 H 4 (CO) 2 O Molecular mass: 148.1 One gram dissolves in 160 ml water, 10 ml alc, 205 ml ether, 5.3 ml methanol. With urine is separated to several times per day, usually from 3 to 10 times the maximum, as from the beginning in the very high doses final metabolite and gradually with each release of urine reducing its dosage. Which is it? I hope you enjoy your visit to my website. 242 Phthalic acid and its isomers (isophthalic acid and terephthalic acid) Vol. Ambient temperatures. Chemsrc provides 4-phenoxy-phthalic acid(CAS#:37951-15-8) MSDS, density, melting point, boiling point, structure, formula, molecular weight etc. CAS 88-99-3, EC Number 201-873-2, chemical formula C₆H₄(COOH)₂. Phthalic acid is an aromatic dicarboxylic acid, with formula C 6 H 4 (CO 2 H) 2.It is an isomer of isophthalic acid and terephthalic acid.Although phthalic acid is of modest commercial importance, the closely related derivative phthalic anhydride is a commodity chemical produced on a large scale. Articles of Phthalic acid are included as well. ... Incompatibilities & Reactivities Strong oxidizers, water [Note: Converted to phthalic acid in hot water.] Phthalic Acid found in: Phthalic acid, Phthalic acid, Phthalic acid, reagent grade, 98%, Phthalic Acid (ACS), Phthalic Acid For Synthesis, SIAL Phthalic.. 267°F. The acid is soluble in water, sparingly soluble in ether. A recent food safety concern has arisen from the unapproved use of certain phthalates in a broad range of food/nutraceutical ingredients from Taiwan [53]. However, in the main body of the article, it gives that same melting point as 190 degrees Celsius. Chemsrc provides Phthalic acid(CAS#:88-99-3) MSDS, density, melting point, boiling point, structure, formula, molecular weight etc. This acid was invented by a great French chemist Auguste Laurent through the oxidizing naphthalene tetrachloride. It is incompatible with sodium nitrite. And intermolecular hydrogen bonds, which increase solubility acid, and its boiling point. Properties Of Phthalic Acid. 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