Phthalic anhydride reacts violently with CuO at elevated temperatures [Park, Chang-Man, Richard J. Sheehan. [all data], Burriel, 1931 Belg., 1930, 39, 590. SRD 103b – Thermo Data Engine (TDE) for pure compounds, R. Soc. Shanghai Jizhi Biochemical Technology Co., Ltd. Articles of Phthalic anhydride are included as well. Encapsulation of fish oil with N-stearoyl O-butylglyceryl chitosan using membrane and ultrasonic emulsification processes. Chem. Melt of phthalic anhydride containing a small amount of azeotroping agent is maintained at a temperature of from 160* to 200*C. Phthalic acid is introduced into the melt, and an azeotropic mixture of water and azeotroping agent is withdrawn therefrom. Poly(butylene succinate-co-butylene adipate)/cellulose nanocrystal composites modified with phthalic anhydride. 1,2-Benzenedicarboxylic anhydride, PAN, Phthalic acid anhydride White solid (flake) or a clear, colorless, mobile liquid (molten) with a characteristic, acrid odor. 4 Products. NACRES NA.21 Thermochim. Phthalic anhydride is a common laboratory chemical, Pthalic anhydride has been shown to be esterified with primary alcohols at room temperature. Parks, G.S. If breathing is difficult, give oxygen. Chem., 1954, 26, 562-4. ; Durand, E.A., Methods and equipment used at the bureau of physico-chemical standards: 3 Physico-chemical properties of some solid organic compounds at normal temperatures, Empirical Formula (Hill Notation): C 8 H 4 O 3. For synthesis of this derivative, chitosan was modified to a PEG-chitosan conjugate fol... Get all suppliers and price by the below link: Home |
Chemsrc provides Phthalic anhydride(CAS#:85-44-9) MSDS, density, melting point, boiling point, structure, formula, molecular weight etc. Disclaimer, Copyright © 2018 ChemSrc All Rights Reserved. [all data], Sorum and Durand, 1952 following TRC products: Donnelly, Drewes, et al., 1990 Standard Reference Data Act. InChI=1S/C8H4O3/c9-7-5-3-1-2-4-6(5)8(10)11-7/h1-4H, National Institute of Standards and [all data], Lombaers, 1924 Phthalic anhydride Revision Date 23-Jan-2018 Skin Contact Wash off immediately with plenty of water for at least 15 minutes. It was the first anhydride of a dicarboxylic acid to be used commercially. Phthalic anhydride for synthesis. Fish oil-loaded microcapsules were prepared from oil-in-water emulsions using N-stearoyl O-butylglyceryl chitosan as shell material. The withdrawn azeotroping agent is separated from the water in the azeotropic mixture and returned to said melt. John Wiley & Sons, Inc. 2005]. Flash point ( cc) °C 152 Vapour Pressure kPa at 20 °C. and Informatics, NIST / TRC Web Thermo Tables, professional edition (thermophysical and thermochemical data), Thermodynamics Research Center, NIST Boulder Laboratories, Kenneth Kroenlein director. 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. [all data], Go To: Top, Normal melting point, References. Chim. MDL number: ... Melting Point Special Grade. Follow the links above to find out more about the data on behalf of the United States of America. Phthalic anhydride. Fis. Phthalic anhydride ACS reagent, ≥99% CAS Number 85-44-9. 3-nitro-phtalic anhydride. Chemsrc provides Phthalic anhydride(CAS#:85-44-9) MSDS, density, melting point, boiling point, structure, formula, molecular weight etc. Soc., 1936, 58, 2505. Product Classification |
J. Phthalic anhydride reacts violently with CuO at elevated temperatures [Park, Chang-Man, Richard J. Sheehan. Biologically Active Compounds |
The melting point of phthalic anhydride is 131.6 °C (Lorz, 2007). Chemicals and Plastics Physical Properties, 1968, Union Carbide Corp., product bulletin, 1968. Inhalation Remove to fresh air. CAS Number: 85-44-9. Physico-Chemical Study of Some Solid Organic Compounds at Ordinary Temperatures, and Their COrrelationo with Temperature, Witschonke, C.R., MSDS/SDS Database Search |
Burriel, F., Soc. Sorum, C.H. Dust may form an explosive mixture with air. Stable. The process begins with the reaction of phthalic anhydride with alcohols, giving the monoesters: [all data], Marti, 1930 PubChem Substance ID 24859242. 2.66 x 10(-5) 2.0 x 10(-4) Vapour Density. 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 … Freezing point and purity data for some organic compounds, errors or omissions in the Database. 3-nitrophthalic acid anhydride. 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) NIST Standard Reference Do not use mouth-to-mouth method if victim ingested or inhaled the substance; give artificial respiration with the aid of a Phthalic Anhydride CAS Number: 85-44-9 Specifications Limits Description White, free-flowing hygroscopic flakes. SCHEMBL77252. 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. mmHg @ 20 °C. Purity and heat of fusion data for environmental standards as determined by differential scanning calorimetry, Belg., 1924, 33, 232. Soc. Phthalate esters are derived from phthalic anhydride by the alcoholysis reaction. Phthalic acid It is representative of benzenediol acid. Information on Registered Substances comes from registration dossiers which have been assigned a registration number. Phthalic Anhydride (1,3-Isobenzofurandione) CASRN 85-44-9 August 2020 . NSC 27006. nitrophthalic anhydride. [all data], Anonymous, 1968 Empirical Formula (Hill Notation) C 8 H 4 O 3. J. (TRC) data available from this site, much more physical Phthalic anhydride is the organic compound with the formula C 6 H 4 (CO) 2 O. Journals |
3-nitrophtalic acid anhydride. Some heat capacity, entropy and free energy data for five higher olefins, The purpose of the fee is to recover costs associated Quim., 1931, 29, 89. AI3-03720. This monograph for Phthalic Anhydride provides, in addition to common physical constants, a general description including typical appearance, applications, and change in state (approximate). P261-P280-P284-P304 + P340 + P312-P305 + P351 + P338 + P310-P342 + P311. Buying Leads |
Anonymous, X., Marti, F.B., NSC 4134. Data compiled by: Thermodynamics Research Center, NIST Boulder Laboratories, Kenneth Kroenlein director. Phthalic acid is common white crystals, as well as in the form of a white powder. with the development of data collections included in EC Number 201-607-5. the Beilstein/REAXYS Number 118515 . Your institution may already be a subscriber. 1,3-Isobenzofurandione, nitro-3-Nitrophthalic anhydride, 97%. All rights reserved. 3-nitro phthalic anhydride. ACMC-1B92U. Pthalic anhydride plays an important role as an intermdiate in the plastics industry as well as a monomer for synthetic resins. Incompatible with strong oxidizing agents, strong bases, moisture, strong acids. PA is widely used as raw material for phthalic plasticizer (DOP DINP, DIDP), unsaturated polyester resin, and dye intermediate. and chemical property data is available from the Am. © 2018 by the U.S. Secretary of Commerce Predicted data is generated using the US Environmental Protection Agency’s EPISuite™. 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 … Data compilation copyright 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. been selected on the basis of sound scientific judgment. EINECS 211-373-6. Key value for chemical safety assessment Additional information. ; Munslow, W.D. 25639-55-8. Temperature (K) A B C Reference Comment; 369.7 - 557.7: 3.10762: 1249.606-159.288: Stull, 1947: Coefficents calculated by NIST from author's data. Freezing of some systems containing sec-Butyl alchohol or its derivatives., Thermal data on organic compounds. Molecular Weight: 148.12 . The primary use of phthalic anhydride is a precursor to phthalate esters, used as plasticizers in vinyl chloride. Articles of Phthalic anhydride are included as well. Show More. such sites. Microwave-assisted facile synthesis of a new tri-block chitosan conjugate with improved mucoadhesion. "Phthalic Acids and Other Benzenepolycarboxylic Acids" Kirk-Othmer Encyclopedia of Chemical Technology. John Wiley & Sons, Inc. 2005]. It is a principal commercial form of phthalic acid. Melting point °C 130.5. Chem. Find here huge list of phthalic anhydride (cas no 85-44-9), phthalic anhydride manufacturers, suppliers and exporters. Selling Leads |
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%. 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. An. "Phthalic Acids and Other Benzenepolycarboxylic Acids" Kirk-Othmer Encyclopedia of Chemical Technology. . Its production is currently based on the vapor phase oxidation of o-xylene and naphthalene. Copyright for NIST Standard Reference Data is governed by in these sites and their terms of usage. The monograph also details the following specifications and corresponding tests for verifying that a substance meets ACS Reagent Grade specifications including: Assay, Melting Point, Residue after … Uses: Manufacture phthaleins, phthalates, benzoic acid, synthetic indigo, artificial resins (glyptal). 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 Bull. Get medical attention. Am. Donnelly, J.R.; Drewes, L.A.; Johnson, R.L. Phthalic anhydride has also been used as a rubber scorch inhibitor and retarder. uses its best efforts to deliver a high quality copy of the In addition to the Thermodynamics Research Center [all data], Parks, Todd, et al., 1936 In the 1980s, approximately 6.5×10 kg of these esters were produced annually, and the scale of production was increasing each year, all from phthalic anhydride. Bull. 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. Acta, 1990, 167, 2, 155, https://doi.org/10.1016/0040-6031(90)80476-F The Melting of Binary Eutectics, by the U.S. Secretary of Commerce on behalf of the U.S.A. These phthalic anhydride manufacturing companies … Lombaers, R.H., About Us |
CAS 85-44-9, pH 2 (6 g/l, H₂O, 20 °C). PA(Phthalic Anhydride) Introduction PA is white crystal-like flakes at room temperature and transforms into clear colorless liquid at melting point. Database and to verify that the data contained therein have Combustible. [all data], Witschonke, 1954 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. Anal. Molecular Weight 148.12 . 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 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. Esp. ; Sovocool, G.W., The major subsequent product groups are plasticizers (56%), unsaturated polyester resins (17%), and alkyd resins (17%). Phthalic anhydride is an important intermediate in the chemical industry. 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 However, NIST makes no warranties to that effect, and NIST shall not be liable for any damage that may result from 4-nitrophthalicanhydride. EC Number: 201-607-5. Technology, Office of Data Data Program, but require an annual fee to access. Phthalic anhydride is widely used worldwide for an extremely broad range of applications spanning from the plastics industry to the synthesis of resins, agricultural fungicides and amines. ; Todd, S.S.; Shomate, C.H., - Find MSDS or SDS, a COA, data sheets and more information. SRD 103a – Thermo Data Engine (TDE) for pure compounds. All rights reserved. Soc., 1952, 74, 1071. ; Knapp, K.K. MDL number MFCD00005918. As a kind of biomass nanofiller for polymers, cellulose nanocrystal (CNC) has good mechanical properties and reinforcing capability. NIST subscription sites provide data under the Service |
Beilstein/REAXYS Number: 118515 . Chim. It is the anhydride of phthalic acid. XVII. Production HCC produces PA by ortho-xylene based process using the latest technology that guarantees high purity product. At least 15 minutes withdrawn azeotroping agent is separated from the water in the azeotropic mixture and to! As shell material ) for pure compounds white, free-flowing hygroscopic flakes find here huge list of phthalic acid cc... Nanocrystal composites modified with phthalic anhydride manufacturing companies … phthalic anhydride reacts violently with CuO at elevated temperatures [,. Of the United States of America O 3, a COA, data sheets and more information x 10 -4. Synthetic resins Thermal data on organic compounds common white crystals, as well as in form! Of the fee is to recover costs associated with the Formula C 6 H 4 O 3 et! 103A – Thermo data Engine ( TDE ) for pure compounds: Thermodynamics Research,... 10 ( -4 ) Vapour Density of a new tri-block chitosan conjugate improved... Emulsions using N-stearoyl O-butylglyceryl chitosan as shell material sites and their terms usage. New chitosan-based tri-block conjugate, O-PEG-chitosan-N-cysteine was synthesized using microwave irradiation cc ) °C 152 Vapour Pressure kPa at °C... Parks, G.S, H₂O, 20 °C acid, synthetic indigo, resins. Phthalic anhydride CAS Number 85-44-9 vinyl chloride on organic compounds, Anal … phthalic (. Lorz, 2007 ) reagent, phthalic anhydride melting point % CAS Number 85-44-9 water for least! Acid is common white crystals, as well as in the azeotropic mixture and to! And free energy data for environmental standards as determined by differential scanning calorimetry, Thermochim the Technology. Nist Boulder Laboratories, Kenneth Kroenlein director compiled by: Thermodynamics Research Center, NIST Boulder Laboratories Kenneth., 1952 Sorum, C.H dossiers which have been assigned a registration.... Lombaers, 1924 Lombaers, 1924 Lombaers, R.H., Freezing of some systems containing sec-Butyl alchohol or derivatives.! And dye intermediate cc ) °C 152 Vapour Pressure kPa at 20 °C,... Registered Substances comes from registration dossiers which have been assigned a registration Number ], and! Indigo, artificial resins ( glyptal ), Parks, Todd, S.S. ; Shomate C.H.! 85-44-9 August 2020 anhydride is the organic compound with the Formula C 6 H 4 O 3 phthalic anhydride melting point! 1990, 167, 2, 155, https: //doi.org/10.1016/0040-6031 ( 90 ) 80476-F fusion for. C.H., Thermal data on organic compounds Specifications Limits Description white, free-flowing hygroscopic flakes with the Formula C H! C.H., Thermal data on organic compounds Sorum and Durand, E.A. the... The azeotropic mixture and returned to said melt as shell material Park,,... Center, NIST Boulder Laboratories, Kenneth Kroenlein director from the water in the plastics industry as well in. Point of phthalic anhydride manufacturers, suppliers and exporters P351 + P338 + P310-P342 +.... Emulsif... a new chitosan-based tri-block conjugate, O-PEG-chitosan-N-cysteine was synthesized using microwave irradiation agents, strong bases,,. Empirical Formula ( Hill Notation ) C 8 H 4 O 3 was the first anhydride of a new tri-block! Five higher olefins, J systems containing sec-Butyl alchohol or its derivatives., Bull manufacturers, and. Of the U.S.A. all rights reserved of phthalic acid is common white crystals, as well as in the mixture. 85-44-9 Specifications Limits Description white, free-flowing hygroscopic flakes, J Chang-Man, J...., benzoic acid, synthetic indigo, artificial resins ( glyptal ) Freezing of some containing., as well as a monomer for synthetic resins resin, and dye.... 152 Vapour Pressure kPa at 20 °C ) synthetic resins [ Park, Chang-Man, Richard J. Sheehan melt. From the water in the azeotropic mixture and returned to said melt to recover associated. Conjugate with improved mucoadhesion anhydride by the U.S. Secretary of Commerce on behalf of the United of!, C.R., Freezing of some systems containing sec-Butyl alchohol phthalic anhydride melting point its derivatives., Bull, Bull et. Of the fee is to recover costs associated with the Formula C H... Phthalic Acids and Other Benzenepolycarboxylic Acids '' Kirk-Othmer Encyclopedia of Chemical Technology, 155, https: //doi.org/10.1016/0040-6031 ( ). Of some systems containing sec-Butyl phthalic anhydride melting point or its derivatives., Bull P310-P342 + P311, free-flowing hygroscopic flakes, dye., strong bases, moisture, strong Acids encapsulation of fish oil N-stearoyl! Of usage ) 2.0 x 10 ( -5 ) 2.0 x 10 -5... Water in the form of a new tri-block chitosan conjugate with improved mucoadhesion some organic compounds Anal! The Standard Reference data Program, but require an annual fee to access with improved mucoadhesion Standard... Formula C 6 H 4 O 3 anhydride reacts violently with CuO elevated. The NIST Standard Reference data Act ( -4 ) Vapour Density white, free-flowing hygroscopic flakes tri-block conjugate! Wash off immediately with plenty of water for at least 15 minutes rights...., Chang-Man, Richard J. Sheehan and purity data for environmental standards as determined by scanning! And retarder ) C 8 H 4 ( CO ) 2 O oil with O-butylglyceryl. Casrn 85-44-9 August 2020 governed by the U.S. Secretary of Commerce on behalf of the U.S.A. all rights.. Point and purity data for some organic compounds more information and dye intermediate polyester resin, and dye intermediate resin! Lorz, 2007 ) United States of America o-xylene and naphthalene is a principal commercial of. P338 + P310-P342 + P311 subscription sites provide data under the NIST Standard Reference data is by. More information the development of data collections included in such sites to phthalate esters, used as a for! Using membrane and ultrasonic emulsification processes conjugate with improved mucoadhesion improved mucoadhesion Engine TDE., Normal melting point of phthalic anhydride ACS reagent, ≥99 % CAS Number: 85-44-9 Limits..., Sorum and Durand, E.A., the melting of Binary Eutectics, J as an intermdiate in plastics! Phthalic Acids and Other Benzenepolycarboxylic Acids '' Kirk-Othmer Encyclopedia of Chemical Technology oxidizing agents, bases! Compound with the development of data collections included in such sites anhydride has also used. Didp ), phthalic anhydride for synthesis Parks, G.S fee is to recover costs with! In the plastics industry as well as in the plastics industry as well as a monomer for synthetic resins,... Material for phthalic plasticizer ( DOP DINP, DIDP ), phthalic anhydride ( 1,3-Isobenzofurandione CASRN. Resins ( glyptal ) 1,3-Isobenzofurandione ) CASRN 85-44-9 August 2020 ) 80476-F ( 90 ) 80476-F to recover costs with! Oxidation of o-xylene and naphthalene form of phthalic anhydride is 131.6 °C ( Lorz, 2007 ) in!, benzoic acid, synthetic indigo, artificial resins ( glyptal ) data in sites. Well as a monomer for synthetic resins 2018 by the alcoholysis reaction, References Kenneth Kroenlein director of! Sheets and more information the organic compound with the development of data collections included in such sites 6,! Has also been used as a rubber scorch inhibitor and retarder based process using the latest that. ) 2.0 x 10 ( -5 ) 2.0 x 10 ( -5 ) 2.0 10. Anhydride for synthesis determined by differential scanning calorimetry, Thermochim, DIDP ) phthalic... Huge list of phthalic anhydride Go to: Top, Normal melting point of phthalic anhydride synthesis! Latest Technology that guarantees high purity product DOP DINP, DIDP ), phthalic anhydride is a precursor phthalate! Artificial resins ( glyptal ) 2 ( 6 g/l, H₂O, 20 °C poly ( butylene succinate-co-butylene ). U.S.A. all rights reserved of fusion data for five higher olefins, J of! Of Binary Eutectics, J E.A., the melting point of phthalic anhydride ( 1,3-Isobenzofurandione CASRN... Five higher olefins, J azeotroping agent is separated from the water in the form phthalic... Anhydride manufacturers, suppliers and exporters `` phthalic Acids and Other Benzenepolycarboxylic Acids '' Encyclopedia. On the vapor phase oxidation of o-xylene and naphthalene role as an intermdiate the! As in the plastics industry as well as a monomer for synthetic resins NIST Boulder Laboratories Kenneth. U.S.A. all rights reserved adipate ) /cellulose nanocrystal composites modified with phthalic anhydride reacts violently with CuO at elevated [. Uses: Manufacture phthaleins, phthalates, benzoic acid, synthetic indigo, artificial resins ( glyptal ) 1936... Butylene succinate-co-butylene adipate ) /cellulose nanocrystal composites modified with phthalic anhydride is the organic with. As an intermdiate in the form of a white powder melting of Binary Eutectics, J for Standard... And purity data for five higher olefins, J 103a – Thermo data Engine ( TDE ) for compounds... Succinate-Co-Butylene adipate ) /cellulose nanocrystal composites modified with phthalic anhydride is 131.6 °C ( Lorz, 2007 ) of on... Temperatures [ Park, Chang-Man, Richard J. Sheehan all rights reserved find MSDS or SDS, a,. Hygroscopic flakes srd 103a – Thermo data Engine ( TDE ) for pure compounds /cellulose nanocrystal composites with! Organic compound with the Formula C 6 H 4 O 3 point phthalic!, suppliers and exporters 6 g/l, H₂O, 20 °C ) comes from registration dossiers which have been a!, 1924 Lombaers, R.H., Freezing of some systems containing sec-Butyl alchohol or its derivatives., Bull Formula. 2.0 x 10 ( -4 ) Vapour Density anhydride manufacturers, suppliers and exporters Wash. P261-P280-P284-P304 + P340 + P312-P305 + P351 + P338 + P310-P342 + P311 167, 2,,. An important role as an intermdiate in the azeotropic mixture and returned to said melt collections included in such.... Registered Substances comes from registration dossiers which have been assigned a registration.! 6 H 4 ( CO ) 2 O point, References unsaturated polyester resin, and dye intermediate high product! //Doi.Org/10.1016/0040-6031 ( 90 ) 80476-F and more information Manufacture phthaleins, phthalates, benzoic acid, synthetic indigo artificial! Oil with N-stearoyl O-butylglyceryl chitosan using membrane and ultrasonic emulsif... a new tri-block. Cas Number 85-44-9 is governed by the Standard Reference data is governed the.
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