Esp. Soc. Chem., 1954, 26, 562-4. shall not be liable for any damage that may result from Show More. [all data], Burriel, 1931 John Wiley & Sons, Inc. 2005]. Chim. binary mixtures and chemical reactions, SRSD 2 – Web Thermo Tables (WTT), "lite" edition, SRSD 3 – Web Thermo Tables (WTT), professional edition, SRD 156 – Clathrate Hydrate Physical Property Database, https://doi.org/10.1016/0040-6031(90)80476-F. Data from NIST Standard Reference Database 69: The National Institute of Standards and Technology (NIST) errors or omissions in the Database. 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. Get medical attention. Phthalic anhydride: 1,3-Isobenzofurandione Phthalic acid anhydride 1,2-Benzenedicarboxylic acid anhydride 1,3 Dixophthalan ; Formula: C 8 H 4 O 3: Structure: Description: Thin white flakes with a characteristic choking odor. Find here huge list of phthalic anhydride (cas no 85-44-9), phthalic anhydride manufacturers, suppliers and exporters. Service | Stable. [all data], Lombaers, 1924 Belg., 1924, 33, 232. Phthalic anhydride has another major use in the production of polyester resins and other minor uses in the production of alkyd resins used in paints and lacquers, certain guys, insect repellents, and urethane polyester polyols. 2.66 x 10(-5) 2.0 x 10(-4) Vapour Density. In addition to the Thermodynamics Research Center Articles of Phthalic anhydride are included as well. Fusion (melting) point Data from NIST Standard Reference Database 69: NIST Chemistry WebBook The National Institute of Standards and Technology (NIST) uses its best efforts to deliver a high quality copy of the Database and to verify that the data contained therein have been selected on the basis of sound scientific judgment. Buying Leads | and Informatics, NIST / TRC Web Thermo Tables, professional edition (thermophysical and thermochemical data), Thermodynamics Research Center, NIST Boulder Laboratories, Kenneth Kroenlein director. Selling Leads | 5.10 ( air=1) Industrial Applications Phthalic Anhydride is used as an intermediate in the manufacture of plasticisors, phthalates, phthaleins, benzoic acid, paints, polyester resins, dyes, pharmaceuticals SRD 103b – Thermo Data Engine (TDE) for pure compounds, ACMC-1B92U. Witschonke, C.R., . PA(Phthalic Anhydride) Introduction PA is white crystal-like flakes at room temperature and transforms into clear colorless liquid at melting point. Key value for chemical safety assessment Additional information. Its production is currently based on the vapor phase oxidation of o-xylene and naphthalene. dust mask type N95 (US);Eyeshields;Faceshields;Gloves, HS:2917350000 isobenzofuran-1,3-dione VAT:17.0% Tax rebate rate:9.0% Supervision conditions:AB MFN tariff:6.5% General tariff:30.0%. Molecular Weight 148.12 . Anonymous, X., The emulsions were prepared by both membrane and ultrasonic emulsif... A new chitosan-based tri-block conjugate, O-PEG-chitosan-N-cysteine was synthesized using microwave irradiation. (TRC) data available from this site, much more physical Empirical Formula (Hill Notation) C 8 H 4 O 3. Marti, F.B., This monograph for Phthalic Anhydride provides, in addition to common physical constants, a general description including typical appearance, applications, and change in state (approximate). Production HCC produces PA by ortho-xylene based process using the latest technology that guarantees high purity product. John Wiley & Sons, Inc. 2005]. ; Sovocool, G.W., Empirical Formula (Hill Notation): C 8 H 4 O 3. Beilstein/REAXYS Number: 118515 . Phthalate esters are derived from phthalic anhydride by the alcoholysis reaction. such sites. Melting point °C 130.5. P261-P280-P284-P304 + P340 + P312-P305 + P351 + P338 + P310-P342 + P311. Soc., 1936, 58, 2505. with the development of data collections included in An. Bull. Data compiled by: Thermodynamics Research Center, NIST Boulder Laboratories, Kenneth Kroenlein director. Data Program, but require an annual fee to access. Inhalation Remove to fresh air. PubChem Substance ID 24859242. Phthalic anhydride is a common laboratory chemical, Pthalic anhydride has been shown to be esterified with primary alcohols at room temperature. Methods and equipment used at the bureau of physico-chemical standards: 3 Physico-chemical properties of some solid organic compounds at normal temperatures, CAS Number: 85-44-9. AI3-03720. 3-nitro-phtalic anhydride. Purity and heat of fusion data for environmental standards as determined by differential scanning calorimetry, Moisture Molecular Weight (theoretical) 148.11 Odour Aromatic Melting Point 131.2°C Dropping Point (760 mm Hg) 284.5 °C Specific Gravity (20°C/4°C) (Solid, 20/4 … However, NIST makes no warranties to that effect, and NIST by the U.S. Secretary of Commerce on behalf of the U.S.A. Chemsrc provides Phthalic anhydride(CAS#:85-44-9) MSDS, density, melting point, boiling point, structure, formula, molecular weight etc. SRD 103a – Thermo Data Engine (TDE) for pure compounds. Fish oil-loaded microcapsules were prepared from oil-in-water emulsions using N-stearoyl O-butylglyceryl chitosan as shell material. Thermal data on organic compounds. the "Phthalic Acids and Other Benzenepolycarboxylic Acids" Kirk-Othmer Encyclopedia of Chemical Technology. Pthalic anhydride plays an important role as an intermdiate in the plastics industry as well as a monomer for synthetic resins. Journals | 4-nitrophthalicanhydride. ; Munslow, W.D. Acta, 1990, 167, 2, 155, https://doi.org/10.1016/0040-6031(90)80476-F [all data], Go To: Top, Normal melting point, References. Copyright for NIST Standard Reference Data is governed by Shanghai Jizhi Biochemical Technology Co., Ltd. uses its best efforts to deliver a high quality copy of the "Phthalic Acids and Other Benzenepolycarboxylic Acids" Kirk-Othmer Encyclopedia of Chemical Technology. Database and to verify that the data contained therein have 3-nitro phthalic anhydride. It was the first anhydride of a dicarboxylic acid to be used commercially. Chem. It is the anhydride of phthalic acid. 3-nitrophtalic acid anhydride. Phthalic Anhydride (PA) White scaly or Crystalline powder, Molecular formula C8H403, Molecular weight 148.12, Melting point 131.1l , Boiling point 284.5 , Flash point 151 (close), 165 (open), Spontaneous combustion point 584 , Density (Solid) 1.527g / cm3, insoluble in water, soluble in water, alcohol, ether, benzene and most organic solvents. [all data], Sorum and Durand, 1952 Predicted data is generated using the US Environmental Protection Agency’s EPISuite™. in these sites and their terms of usage. 3-nitrophthalic acid anhydride. Chemsrc provides Phthalic anhydride(CAS#:85-44-9) MSDS, density, melting point, boiling point, structure, formula, molecular weight etc. Anal. Phthalic Anhydride (1,3-Isobenzofurandione) CASRN 85-44-9 August 2020 . NIST subscription sites provide data under the 1,2-Benzenedicarboxylic anhydride, PAN, Phthalic acid anhydride White solid (flake) or a clear, colorless, mobile liquid (molten) with a characteristic, acrid odor. Display Name: Phthalic anhydride EC Number: 201-607-5 EC Name: Phthalic anhydride CAS Number: 85-44-9 Molecular formula: C8H4O3 IUPAC Name: 1,3-dihydro-2-benzofuran-1,3-dione Physico-Chemical Study of Some Solid Organic Compounds at Ordinary Temperatures, and Their COrrelationo with Temperature, - Find MSDS or SDS, a COA, data sheets and more information. Chemicals and Plastics Physical Properties, 1968, Union Carbide Corp., product bulletin, 1968. 1,3-Isobenzofurandione, nitro-3-Nitrophthalic anhydride, 97%. Technology, Office of Data Microwave-assisted facile synthesis of a new tri-block chitosan conjugate with improved mucoadhesion. Follow the links above to find out more about the data All rights reserved. The withdrawn azeotroping agent is separated from the water in the azeotropic mixture and returned to said melt. Phthalic anhydride is the organic compound with the formula C 6 H 4 (CO) 2 O. mmHg @ 20 °C. Soc. Phthalic anhydride reacts violently with CuO at elevated temperatures [Park, Chang-Man, Richard J. Sheehan. Poly(butylene succinate-co-butylene adipate)/cellulose nanocrystal composites modified with phthalic anhydride. J. MSDS/SDS Database Search | and chemical property data is available from the 130.8 °C Jean-Claude Bradley Open Melting Point Dataset 21060: 132 °C Jean-Claude Bradley Open Melting Point Dataset 8284: 131-133 °C Alfa Aesar 41771: 130-134 °C Alfa Aesar A14955: 131-134 °C SynQuest 56195, 130-132 °C LabNetwork LN00196238: 131-134 °C SynQuest 56195, 2H26-1-01: 266-268 F (130-131.1111 °C) Wikidata Q410882 Lombaers, R.H., Phthalic Anhydride CAS Number: 85-44-9 Specifications Limits Description White, free-flowing hygroscopic flakes. The melting point of phthalic anhydride is 131.6 °C (Lorz, 2007). Dust may form an explosive mixture with air. InChI=1S/C8H4O3/c9-7-5-3-1-2-4-6(5)8(10)11-7/h1-4H, National Institute of Standards and Belg., 1930, 39, 590. 4 Products. US2356449A US414778A US41477841A US2356449A US 2356449 A US2356449 A US 2356449A US 414778 A US414778 A US 414778A US 41477841 A US41477841 A US 41477841A US 2356449 A US2356449 A US 2356449A Authority US United States Prior art keywords phthalic anhydride color impurities crude chloride Prior art date 1941-10-13 Legal status (The legal status is an assumption and … NSC 4134. Your institution may already be a subscriber. [all data], Parks, Todd, et al., 1936 As a kind of biomass nanofiller for polymers, cellulose nanocrystal (CNC) has good mechanical properties and reinforcing capability. These phthalic anhydride manufacturing companies … R. Soc. on behalf of the United States of America. Phthalic anhydride for synthesis. Burriel, F., Information on Registered Substances comes from registration dossiers which have been assigned a registration number. Disclaimer, Copyright © 2018 ChemSrc All Rights Reserved. Molecular Weight: 148.12 . 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