Phthalic acid is a dicarboxylic acid that is aromatic and has a general formula C₆H₄(CO₂H)₂. Classification Code. Phthalic acid was found to have a melting point of about 405°F. Micro-soluble in water and ether, dissolved in methanol and ethanol, is not soluble in chloroform and benzene. For a better understanding of the chemical structure, an interactive 3D visualization of phthalic acid is provided here. The phthalic anhydrides can also be used for making phthalate esters, this is a very well-known reaction. U.S. Pat. share | improve this question | follow | edited Mar 28 '17 at 18:58. Chronic toxicity and carcinogenicity studies of several phthalic acid esters (PAEs) and compounds containing a 2-ethylhexyl moiety were conducted in Fischer 344 rats and B6C3F1 (hybrid) mice. C8H5NO6. 3-nitro-phthalic acid. The IUPAC name given to phthalic acid is Benzene-1,2-dicarboxylic acid. S3A–E). Coordination polymer of Cu(II) bridged by o-phthalic acid alone is not known.The reaction of CuCl 2.2H 2 O with (2-butoxycarbonyl)benzoic acid yielded three dimensional coordination polymer bridged by o-phthalic acid.X-ray crystal structure shows structure with monoclinic P2 1 /c space group. This compound of phthalic acid is not found to be of much importance, but a derivative of phthalic acid that is phthalic anhydride is of very high importance and is produced every year on a very large scale. are all the other names by which phthalic acid is known. Abstract. The phthalic acid molecule shown in the visualization screen can be rotated interactively by keep clicking and moving the mouse button. Phthalic acid, also called 1, 2-benzenedicarboxylic Acid, colourless, crystalline organic compound ordinarily produced and sold in the form of its anhydride. Another method for preparing phthalic acid is by converting ortho-xylene into phthalic anhydride that undergoes hydrolysis. Source: GreenFacts More: Below are the list of the other names (synonyms) of phthalic acid including the various registry numbers, if available: Visit ChemTopia for further professional chemical information on the basis of a comprehensive intelligence networking platform for experts in the discipline around the globe. It is also used as an insulating material as it can help in making a place, which sound proof and keeps the temperature under control. The 3D chemical structure image of phthalic acid divinyl ester is based on the ball-and-stick model which displays both the three-dimensional position of the atoms and the bonds between them. Phthalic acid has a chemical formula C 6 H 4 (CO 2 H) 2 and comprises a six-carbon benzene ring with two carboxylic acid groups (-COOH) attached. Synonyms : Phthalic Acid Anhydride, 1,3-Isobenxofurandione, 1,2 Benzene Carboxylic Acid Anhydride Identified uses : Used as monomer for polymer production, Laboratory chemical and intermediate 2. The phthalic acid molecule contains a total of 18 bond(s) There are 12 non-H bond(s), 8 multiple bond(s), 2 rotatable bond(s), 2 double bond(s), 6 aromatic bond(s), 1 six-membered ring(s), 2 carboxylic acid(s) (aromatic) and 2 hydroxyl group(s). Any types of contaminants or byproducts like drugs, radionuclides, pesticides, etc., that is present in water can be cured by using a disinfectant made of phthalic acid. The central part of each layer is composed of hydrogen-bonded glycine zwitterions, while phthalic acid mol­ecules inter­act with the zwitterions in such a way that benzene rings protrude up and down from the layer. The experimental temperature ranges from (298.3 to 367.9) K, and the mass fraction of acetic acid in the solvent mixtures ranges from 0.8 to 1.0. 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 A chemical structure of a molecule includes the arrangement of atoms and the chemical bonds that hold the atoms together. In the case of the phthalic acid, by Wen et al. Abstract. For physicochemical, thermodynamic, transport, spectra, and other property data & information, the followings are available from “Mol-Instincts”, a chemical database based on quantum mechanics: The SMILES string of phthalic acid is OC(=O)c1ccccc1C(O)=O, which can be can be imported by most molecule editors for conversion back into two-dimensional drawings or three-dimensional models of the phthalic acid. The location of the atoms, groups or ions relative to one another in a molecule, as well as the number, type, and location of covalent bonds. 2013b). It has a solubility rate of 0.6 g per 100 mL of water. The chemical formula of phthalic acid was found to be C₈H₆O₄. The common name is derived from the turpentine-producing tree Pistacia terebinthus and phthalic acid. Then, try SnaPeaks – simply upload your MS/MS data and SnaPeaks will provide what’s in your natural products. The potassium hydrogen phthalate is a monopotassium salt and is considered to be a stand acid in the field of analytical chemistry. Author information: (1)Department of Biotechnology, Indian Institute of Technology Roorkee, 247667, India. Traductions en contexte de "phthalic acid" en anglais-français avec Reverso Context : process for producing phthalic acid compound including chlorinated aromatic ring Structure, properties, spectra, suppliers and links for: 4-({2-[(3-Nitrobenzoyl)amino]phenyl}sulfanyl)phthalic acid. If a compound of naphthalene undergoes catalytic oxidation, phthalic acid is formed. Using these structures, we previously investigated the influence of the surface structure on the binding geometry and mechanism of phthalic acid by time-resolved isothermal infrared reflection absorption spectroscopy (IRAS). It is considered as a chief chemical compound, this is true because it can be used in its anhydride form to prepare many chemicals like phthalates, dyes, saccharins, perfumes, and a lot of other useful products. The chemical formula of phthalic acid was found to be C₈H₆O₄. The molecular weight of phthalic acid is available in molecular weight page of phthalic acid, which is calculated as the sum of the atomic weights of each constituent element multiplied by the number of atoms of that element in the molecular formula. By right-clicking the visualization screen, various other options are available including the visualization of van der Waals surface and exporting to a image file. Singh N(1), Dalal V(1), Kumar P(2). The phthalic acid product is separated from toluic acid which is added to fresh xylene and catalyst and charged to the oxidation step. Images of the chemical structure of phthalic acid are given below: Th… In around 19th century, phthalic acid was manufactured by oxidizing a compound of naphthalene with nitric acid. Phthalic acid has low toxicity of 550 mg/kg. The radius of the spheres is therefore smaller than the rod lengths in order to provide a clearer view of the atoms and bonds throughout the chemical structure model of phthalic acid. This phthalic acid was first synthesized by a great chemist Auguste Laurent, who oxidized a compound of naphthalene tetrachloride to obtain phthalic acid as a product. Abstract We have performed a model study to explore the influence of surface structure on the anchoring of organic molecules on oxide materials. Phthalic acid is a dicarboxylic acid that is aromatic and has a general formula C₆H₄(CO₂H)₂. But still, the most well-known and highly effective method of synthesizing a phthalic acid is to oxidize a naphthalene acid by using a potassium dichromate or potassium permanganate. 603-11-2. Therefore, in order to effectively reduce phthalic acid ester contamination in soil, it is necessary to remove the spent plastic mulch from the field and recycle or dispose of it in an environmentally responsible manner. This provides a %yield of ~98%. B. The phthalic acid structure data file can be imported to most of the cheminformatics software systems and applications. Heat of Vaporization at Normal Boiling Point, LogP (Octanol-Water Partition Coefficient), Ghose-Crippen Octanol-Water Partition Coefficient (logP), Moriguchi Octanol-Water Partition Coefficient (logP), Activity Score for Ion Channel Modulators, Activity Score for Nuclear Receptor Ligands, Structure Data File (SDF/MOL File) of phthalic acid, download in the SDF page of phthalic acid, InChI=1S/C8H6O4/c9-7(10)5-3-1-2-4-6(5)8(11)12/h1-4H,(H,9,10)(H,11,12), 18 atom(s) - 6 Hydrogen atom(s), 8 Carbon atom(s) and 4 Oxygen atom(s), 18 bond(s) - 12 non-H bond(s), 8 multiple bond(s), 2 rotatable bond(s), 2 double bond(s), 6 aromatic bond(s), 1 six-membered ring(s), 2 carboxylic acid(s) (aromatic) and 2 hydroxyl group(s), Phthalic acid, United States Pharmacopeia (USP) Reference Standard, Phthalic acid, European Pharmacopoeia (EP) Reference Standard, Phthalic acid, Vetec(TM) reagent grade, 98%, Phthalic acid, SAJ special grade, >=99.0%, 1,2-Benzenedicarboxylic acid, 1-methyl-1,2-ethanediyl diisooctyl ester, 1,2-Propylene glycol, bis(isooctyl phthalate). 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 We have investigated the influence of the structure of oxide surfaces on the thermal stability of anchored phthalic acid (PA) thin films. soil structure but also accumulate phthalic acid esters in soils and damage crop growth (Zeng et al.2013b). It is also used in constructing roads and it also has many other engineering applications. Molecular Formula C 8 H 6 O 4, molecular weight 166.13.A colorless crystal. Phthalic acid 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. asked Mar 27 '17 at 17:24. Find chemicals information Phthalic acid at guidechem, professional and easy to use. (2011) the value of 0.092 ± 0.042 M −1 s −1 was determined. of Chemistry & Physics, its melting point is about 207°C, but if you. A chemical structure of a molecule includes the arrangement of atoms and the chemical bonds that hold the atoms together. A group of compounds that has the general structure of a dicarboxylic acid-substituted benzene ring. Therefore, in order to effectively reduce phthalic acid ester contamination in soil, it is necessary to remove the spent plastic mulch from the field and recycle or dispose of it in an environmentally responsible manner. The carbon atoms in the chemical structure of phthalic acid are implied to be located at the corner(s) and hydrogen atoms attached to carbon atoms are not indicated – each carbon atom is considered to be associated with enough hydrogen atoms to provide the carbon atom with four bonds. This acid was observed to be an isomer of terephthalic acid and isophthalic acid. Terephthalic acid is an organic compound with formula C 6 H 4 (CO 2 H) 2.This white solid is a commodity chemical, used principally as a precursor to the polyester PET, used to make clothing and plastic bottles.Several million tonnes are produced annually. S3F) , and placed in the middle layer of the box (gray color in Fig. 2.2. Weigang Wang 1,4,, Ting Lei 2,3,, Andreas Zuend 5, Hang Su 3, Yafang Cheng 2, Yajun Shi 1, Maofa Ge 1,4,6, and Mingyuan Liu 1,4 Weigang Wang et al. 405 Over the past decades, PAEs were produced and applied diffusely. Unlike most such conversions this happens with ease due to the formation of a 5-membered ring.” (ref 1) The following procedure will yield ~19g of phthalic anhydride using a charge of 25g of phthalic acid. Acids accelerate the reaction with water. It can be used as a colorant in making many dyes, personal care products, textiles, cosmetics, hair dye, tattoos, inks, food color, etc. TrY iS CheM . Home; Text Search; Structure Search; About; GO. The contents of this page can freely be shared if cited as follows: Oxalic acid is an odorless white solid. Molecular Formula: C 8 H 6 O 4; Molecular Weight: 166.133 g/mol; Cas Number: 88-99-3 ; EINECS Number: 201-873-2; MDL Number: MFCD00002467 ; InChIKey: XNGIFLGASWRNHJ-FLKJISBTCG; … In many chemical laboratories, phthalic acid is used as a modifier. Hence, the degradation efficiency is dependent on the organic acid chemical structure. It acts similar to ordinary table sugar, which decomposes when Phthalic acid has a chemical formula C 6 H 4 (CO 2 H) 2 and comprises a six-carbon benzene ring with two carboxylic acid … A benzenedicarboxylic acid carrying carboxy groups at positions 1 and 4. Singh N(1), Dalal V(1), Kumar P(2). Phthalic acid is an aromatic dicarboxylic acid, with formula C6H4(CO2H)2. phthalic acid CAS 88-99-3. A series of phthalic acid diamides (4I−4IV) with the CF3 group at meta position on the aniline ring were synthesized. 1 match found for di-2-ethylhexyl phthalic acid Advanced Search | Structure Search Sort By Relevance Name ↑ Name ↓ Base Name ↑ Base Name ↓ Formula Weight ↑ Formula Weight ↓ Molecular Formula. TrY iS CheM TrY iS CheM. Oxalic acid is an odorless white solid. Structure of the carboxyl acid group. Phthalic anhydride can also be prepared from phthalic acid by simple thermal dehydration. According to the Handbook. No. It can get degraded in presence of a bacteria called Pseudomonas sp. 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Can be imported to most of the tryptophan kynurenine metabolism pathway simple thermal dehydration the field of analytical Chemistry was... White color large scale precursors to commercially polymers, e.g of mixtures of sulfate...