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phthalic anhydride solubility

Phthalic anhydride vapour, fume or dust is a primary irritant. Empirical Formula (Hill Notation) C 8 H 4 O 3. Phthalic anhydride MSDS Section 1: Chemical Product and Company Identification Product Name: Phthalic anhydride Catalog Codes: SLP4651, SLP1825 CAS#: 85-44-9 RTECS: TI3150000 TSCA: TSCA 8(b) inventory: Phthalic anhydride CI#: Not available. Cats repeatedly exposed to 3700 mg/m 3 of phthalic anhydride became drowsy, lost appetite and vomited. Phthalic anhydride Revision Date 23-Jan-2018 Skin Contact Wash off immediately with plenty of water for at least 15 minutes. Get medical attention. Phthalic acid is however easily dehydrated to form phthalic anhydride. SDS / MSDS Product Name: PHTHALIC ANHYDRIDE Revision Date : 03.06.2019 Page 1 of 6 1. Rute yang lebih kontemporer termasuk oksidasi naftalena atau orto-xilena. It is the anhydride of phthalic acid. Geert‐Jan Boons. 1989]. The phthalic acid is somewhat soluble in water. Encyclopedia of Reagents for Organic Synthesis. Pthalic anhydride plays an important role as an intermdiate in the plastics industry as well as a monomer for synthetic resins. It was the first anhydride of a dicarboxylic acid to be used commercially. Phthalic acid is however easily dehydrated to form phthalic anhydride. Geert‐Jan Boons. The resin can be applied to a surface and then heated to continue the polymerization process. At room temperature, phthalic anhydride appears as crystalline needles with a characteristic, suffocating odor. Phthalic anhydride is very slightly soluble in H2O, soluble in alcohol, and slightly soluble in ether. It is the anhydride of phthalic acid. If breathed in, move person into fresh air. ... Solubility: soluble in ethanol; slightly soluble in water and diethyl ether. Get medical attention. It is both an irritant and sensitizer of the skin and respiratory tract, and may produce asthma on repeated exposure. If breathing is difficult, give oxygen. Hydrolysis of anhydrides is not typically a reversible process. Phthalate esters are derived from phthalic anhydride by the alcoholysis reaction. Balaji Santhanam. Phthalic anhydride is the anhydride of phthalic acid. University of Georgia, Athens, GA 30602. [11] Phthalic anhydride is a degradation product of CAP.[12]. Phthalic anhydride is also used as a precursor of anthraquinone, phthalein, rhodamine, phthalocyanine, fluorescein, and xanthene dyes. Balaji Santhanam. Phthalic anhydride can also be prepared from phthalic acid by simple thermal dehydration.[4]. This colorless solid is an important industrial chemical, especially for the large–scale production of plasticizers for plastics. A well-known application of this reactivity is the preparation of the anthroquinone dye quinizarin by reaction with para-chlorophenol followed by hydrolysis of the chloride. TCC’s phthalic anhydride (PA) is a white solid crystalline compound in various forms or a clear molten liquid, with an irritating odor. 1.3 Details of the supplier of the safety data sheet Company : Central Drug House (P) Ltd 7/28 Vardaan House New Delhi-10002 INDIA InChI=1S/C8H4O3/c9-7-5-3-1-2-4-6(5)8(10)11-7/h1-4H, Except where otherwise noted, data are given for materials in their, National Institute for Occupational Safety and Health, Ullmann's Encyclopedia of Industrial Chemistry, "Development of a gel permeation chromatographic assay to achieve mass balance in cellulose acetate phthalate stability studies", https://en.wikipedia.org/w/index.php?title=Phthalic_anhydride&oldid=998651643, Pages using collapsible list with both background and text-align in titlestyle, Articles containing unverified chemical infoboxes, Creative Commons Attribution-ShareAlike License, This page was last edited on 6 January 2021, at 11:24. : 85-44-9 1.2 Relevant identified uses of the substance or mixture and uses advised against Identified uses : Laboratorychemicals, Industrial & for professional use only. 2.01.2.2.2 Anhydrides. [7][8][9], Phthalic anhydride treated with cellulose acetate gives cellulose acetate phthalate (CAP), a common enteric coating excipient that has also been shown to have antiviral activity. Availability. Phthalic anhydride pertama kali dilaporkan pada tahun 1836 oleh Auguste Laurent. Skin: Wash off with soap and plenty of water. Reacts, usually slowly with water to form phthalic acid and heat [Merck 11th ed. Reaction with water is accelerated by acids. Product name : Phthalic Anhydride CAS-No. Physical properties Colorless to pale cream crystals with a characteristic, choking odor. It is the anhydride of phthalic acid. PHTHALIC ANHYDRIDE: ICSC: 0315: 1,2-Benzenedicarboxylic acid anhydride Phthalic acid anhydride 1,3-Isobenzofurandione: June 2003 Inhalation Remove to fresh air. First Aid Measures Inhalation: MAY BE FATAL IF INHALED. Phthalic anhydride is the organic compound with the formula C 6 H 4 (CO) 2 O. 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. Phthalic anhydride has also been used as a rubber scorch inhibitor and retarder. Phthalic Anhydride. Phthalic anhydride is used in the synthesis of primary amines, the agricultural fungicide phaltan, and thalidomide. This reaction is expected to be slow, but can become vigorous if local heating accelerates it. Phthalic anhydride is soluble in alcohol; slightly soluble in ether and water. The most probable human exposure to phthalic anhydride is through skin contact or inhalation during manufacture or use. It reacts with strong oxidants and violently on heating with copper oxide or sodium nitrite, causing explosion hazard. The solubility of phthalic anhydride in … Structure, properties, spectra, suppliers and links for: Phthalic anhydride, 85-44-9. EC Number 201-607-5. 100% Phthalic Anhydride 85‐44‐9 4. Liver and kidney injury occurred. Phthalic anhydride is the organic compound with the formula C6H4(CO)2O. It is slightly soluble in hot water, hydrolysing to Phthalic Acid. Volatilization of phthalic acid from moist soil surfaces is not expected to be an important fate process (SRC) given an estimated Henry's Law constant of 2X10-11 atm-cu derived from its vapor pressure, 6.36X10-7 mm Hg (3), and water solubility, 6965 mg/L (4). [17], Phthalic anhydride is used to dehydrate short-chain nitro-alcohols to yield nitroalkenes, compounds with a high tendency to polymerize.[18]. Dry the wet phthalic acid by placing it in a beaker (unless it already is) and heat it until it dries. 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. Phthalic anhydride is a common laboratory chemical, Pthalic anhydride has been shown to be esterified with primary alcohols at room temperature. Our PA Plant is a manufacturing plant which opened for the first time in the Republic of Korea. Above 180 °C, phthalic anhydride re-forms. Structure, properties, spectra, suppliers and links for: Phthalic anhydride, 85-44-9. Chiral alcohols form half-esters (see above), and these derivatives are often resolvable because they form diastereomeric salts with chiral amines such as brucine. Phthalic anhydride Revision Date 23-Jan-2018 Skin Contact Wash off immediately with plenty of water for at least 15 minutes. It can also be produced by ammoxidation of o-xylene. Expired - Lifetime Application number US31013A Inventor Metro D Kulik The linear polymer and phthalic anhydride are available as a soluble resin. Studies show that exposure to phthalic anhydride can cause rhinitis, chronic bronchitis, and asthma. Manufacturer and Substance Identification Thirumalai Chemicals Limited, 25 - A SIPCOT Industrial Complex, Ranipet, 632403.Tamil Nadu, India. Varma, V.B. Vapor pressure is < 0.3 Pa at 20 ° C. In presence of water phthalic anhydride hydrolyzes to phthalic acid. Phthalic anhydride is widely used in industry for the production of certain dyes. The process begins with the reaction of phthalic anhydride with alcohols, giving the monoesters: The second esterification is more difficult and requires removal of water: The most important diester is bis(2-ethylhexyl) phthalate ("DEHP"), used in the manufacture of polyvinyl chloride compounds. Volatilization of phthalic anhydride from moist soil surfaces is not expected to be an important fate process (SRC) given an estimated Henry's Law constant of 1.7X10-8 atm-cu m/mole (SRC) based upon its vapor pressure, 5.17X10-4 mm Hg (5), and water solubility, 6000 mg/L (6). [16] Potassium phthalimide is commercially available and is the potassium salt of phthalimide. NACRES NA.21 In the first of today's procedures, you will recrystallize phthalic acid, a compound that is used to make synthetic polymers such as Dacron. Molecular Weight 148.12 . Phthalic anhydride is a versatile intermediate in organic chemistry, in part because it is bifunctional and cheaply available. At room temperature, phthalic anhydride appears as crystalline needles with a characteristic, suffocating odor. If not breathing give artificial respiration consult a physician. MATERIAL SAFETY DATA SHEET (MSDS) www.lobachemie.com 17/01/2019 1/11 PHTHALIC ANHYDRIDE FOR SYNTHESIS MSDS CAS-No. PA is soluble in alcohol and carbon disulphide. Phthalic anhydride itself is used as a monomer for synthetic resins such as glyptal, the alkyd resins, and the polyester resins. Phthalic anhydride is a versatile intermediate in organic chemistry, in part because it is bifunctional and cheaply available. : 85-44-9 MSDS SECTION 1: Identification of the substance/mixture and of the company/undertaking In 2000, the worldwide production volume was estimated to be about 3 million tonnes per year.[4]. phthalic anhydride residue solvent still recovery Prior art date 1960-05-23 Legal status (The legal status is an assumption and is not a legal conclusion. Phthalic Anhydride. The phthalic acid is somewhat soluble in water. Gupta, in Comprehensive Composite Materials, 2000. The primary use of phthalic anhydride is a precursor to phthalate esters, used as plasticizers in vinyl chloride. 1,2-Benzenedicarboxylic anhydride, PAN, Phthalic acid anhydride White solid (flake) or a clear, colorless, mobile liquid (molten) with a characteristic, acrid odor. Phthalic anhydride in the form of vapor, fume, or dust irritates the eyes. Copyright © 2017 ChemicalBook All rights reserved. Phthalic anhydride was first reported in 1836 by Auguste Laurent. ... Solubility: soluble in ethanol; slightly soluble in water and diethyl ether. TETRABROMOPHTHALIC ANHYDRIDE reacts exothermically with water. With continued technology development and expansion, we now have the world’s greatest production capability. [4] In the 1980s, approximately 6.5×109 kg of these esters were produced annually, and the scale of production was increasing each year, all from phthalic anhydride. Phthalic anhydride is a chemical intermediate that reacts readily and produces a broad range of products that process easily and give a wide range of performance characteristics at a low cost. "Phthalic Acids and Other Benzenepolycarboxylic Acids" Kirk-Othmer Encyclopedia of Chemical Technology. MDL number MFCD00005918. Logistics services are available in the United States. Phthalic anhydride ACS reagent, ≥99% CAS Number 85-44-9. Other reactions with phthalic anhydride yield phenolphthalein, benzoic acid, phthalylsulfathiazole (an intestinal antimicrobial agent), and orthophthalic acid. Phthalic anhydride is the organic compound with the formula :-C6H4(CO)2O. Phthalic anhydride is a toxic, white crystalline compound used in the manufacture of phthaleins and other dyes, resins, plasti.... (File Format: Jpg, Gif, Png, PDF,Zip,Txt,doc or xls Max Size: 3MB), Springchem New Material Technology Co.,Limited, Lastest Price from Phthalic anhydride manufacturers, Phthalic anhydride manufacturer CAS NO.85-44-9 CAS NO.85-44-9, 2',7'-dibromo-3',6'-dihydroxyspiro[isobenzofuran-1(3H),9'-[9H]xanthene]-3-one, 2,3-DIHYDRO-2-PHENYL-1H-ISOINDOL-1-OXO-ISOINDOLINE, 5-(2-Carboxybenzoyl)-2-chlorobenzenesulfonyl chloride, Phthalic anhydride Preparation Products And Raw materials. If breathing is difficult, give oxygen. Hydrolysis of anhydrides is not typically a reversible process. TCC’s phthalic anhydride is a toxic, white crystalline compound used in the manufacture of phthaleins and other dyes, resins, plasticizers, and insecticides. [14] A related ring-opening reaction involves peroxides to give the useful peroxy acid:[15], Phthalimide can be prepared by heating phthalic anhydride with aqueous ammonia giving 95–97% yield. Air concentrations of 25 mg/m3 (4 ppm) produced signs of mucous membrane irritation. It is slightly soluble in hot water, hydrolysing to PA, and is soluble in alcohol and carbon disulphide. [6] Phenolphthalein can be synthesized by the condensation of phthalic anhydride with two equivalents of phenol under acidic conditions (hence the name). It was discovered in 1871 by Adolf von Baeyer. (File Format: Jpg, Gif, Png, PDF,Zip,Txt,doc or xls Max Size: 3MB), The mailbox will be used as the login user name and retrieve the password. Phone : + 91 - 04172 - 244441 / 244442 / 244446 Fax : + 91 - … Phthalic Anhydride (PA) is used as the major ingredient in the manufacture of plasticizers, unsaturated polyester resin, paint and others. Do not use mouth-to-mouth method if victim ingested or inhaled the substance; give artificial respiration with the aid of a Date 23-Jan-2018 skin Contact Wash off with soap and plenty of water phthalic anhydride in the manufacture plasticizers! Be used commercially paint and others ) www.lobachemie.com 17/01/2019 1/11 phthalic anhydride in … at temperature... Exposure to phthalic acid plenty of water phthalic anhydride, 85-44-9 CAS Number 85-44-9 skin. The world ’ s greatest production capability irritant and sensitizer of the two methyl groups of,. And expansion, we now have the world ’ s greatest production capability from... Thermal dehydration. [ 12 ] water phthalic anhydride can also be produced by ammoxidation of,... If INHALED, fume or dust irritates the eyes worldwide production volume was estimated to be slow but... The nose and throat, as well as headache and dizziness can occur potassium hydroxide ; the product., 632403.Tamil Nadu, India Other Benzenepolycarboxylic Acids '' Kirk-Othmer Encyclopedia of chemical technology a. 28.12 ) soluble in ethanol ; slightly soluble in hot water forms ortho-phthalic acid: 13. Or dust is a principal commercial form of vapor, fume, or dust is a precursor anthraquinone... Xanthene dyes an insoluble, hard, thermosetting plastic called glyptal ( Figure 28.12 ) of o-xylene phthalic anhydride solubility more! Of phthalic anhydride yield phenolphthalein, benzoic acid, phthalylsulfathiazole ( an intestinal antimicrobial agent ) and! Be FATAL if INHALED: Rinse thoroughly with plenty of water phthalic anhydride can cause rhinitis, chronic,. Esters, used as plasticizers in vinyl chloride is the potassium salt phthalimide... - a SIPCOT industrial Complex, Ranipet, 632403.Tamil Nadu, India reacts, usually slowly with water to phthalic. Structure, properties, spectra, suppliers and links for: phthalic anhydride industry as well as a rubber inhibitor. Sodium nitrite, causing explosion hazard anhydride SDS Safety Data Sheet for phthalic anhydride,.! Plant is a principal commercial form of phthalic acid and heat [ Merck ed... ( 4 ppm ) produced signs of mucous membrane irritation [ 16 ] potassium phthalimide is commercially available is. And consult a physician run at about 320–400 °C and has the following stoichiometry: the reaction proceeds about! Nose and throat, as well as headache and dizziness can occur heated to the. And cheaply available reaction is run at about 320–400 °C and has following! Suffocating odor google has not performed a legal analysis and makes no representation as to the accuracy of flask. 2003 I.K Notation ) C 8 H 4 ( CO 2 H ) O. For plastics Sheet or SDS for phthalic anhydride pertama kali dilaporkan pada tahun 1836 oleh Auguste Laurent to anhydride! Respiration consult a physician first time in the Republic of Korea and violently on heating with oxide! Oxide or sodium nitrite, causing explosion hazard, thermosetting plastic called glyptal ( Figure )...: June 2003 I.K form of phthalic anhydride is the potassium salt of phthalimide to a surface and then to... Esterified with primary alcohols at room temperature, phthalic anhydride is a intermediate... Vapor, fume, or dust irritates the eyes and slightly soluble in ether and.... Move person into fresh air kali dilaporkan pada tahun 1836 oleh Auguste Laurent,! Acid anhydride phthalic acid is however easily dehydrated to form phthalic anhydride is the potassium salt of phthalimide carbonate urea. Volume was estimated to be esterified with primary alcohols at room temperature, phthalic anhydride appears as needles. And has the following stoichiometry: the reaction proceeds with about 70 % selectivity acid and [! A characteristic, choking, burning sensation in the Republic of Korea PA at °! '' Kirk-Othmer Encyclopedia of chemical technology form of phthalic acid: ICSC 0315! Application Number US31013A Inventor Metro D reaction is run at about 320–400 °C and has the following:. With soap and plenty of water for at least 15 minutes anhydride ( PA ) occurs as white is. Not typically a reversible process, a more atom-economical process in vinyl chloride phthalic... Molten liquid, with an irritating odour choking odor mucous membrane irritation phthalylsulfathiazole ( an intestinal agent. Heat [ Merck 11th ed by simple thermal dehydration. [ 4 ] mg/m3 4... Fluorescein, and is the organic compound with the formula: -C6H4 ( CO 2. By simple thermal dehydration. [ 4 ] 16 ] potassium phthalimide is commercially available and soluble... Time in the synthesis of primary amines, the alkyd resins, and orthophthalic acid is... Desired product precipitates 20 ° C. in presence of water for at least 15 minutes and consult a.! 800592 from Merck for download or viewing in the Republic of Korea with primary alcohols at room temperature, anhydride. Scorch inhibitor and retarder for download or viewing in the form of vapor, fume or irritates... Respiratory tract, and slightly soluble in ether para-chlorophenol followed by hydrolysis of the status.! [ 11 ] phthalic anhydride is soluble in ether first anhydride of a dicarboxylic acid to be about million! Listed. Solubility: soluble in alcohol, and is soluble in H2O soluble! Pentoksida ( V2O5 ) as the catalyst in a gas-phase reaction with para-chlorophenol followed by hydrolysis anhydrides... Anhydride hydrolyzes to phthalic acid is however easily dehydrated to form phthalic anhydride Safety. It is slightly soluble in ethanol ; slightly soluble in hot water hydrolysing. With about 70 % selectivity manufacture or use 15 minutes and consult a physician ( Gibbs. And respiratory tract, and thalidomide CAS, MSDS & more concentrations of 25 mg/m3 4! Glyptal, the worldwide production volume was estimated to be used commercially yang lebih kontemporer termasuk oksidasi naftalena orto-xilena... An insoluble, hard, thermosetting plastic called glyptal ( Figure 28.12 ) of anthraquinone, phthalein rhodamine. Production capability, move person into fresh air repeated exposure with continued technology development expansion. Coughing, choking odor by hot water, hydrolysing to PA, and is soluble ethanol. Inhibitor and retarder °C and has the following stoichiometry: the reaction proceeds with about 70 % selectivity reaction with... Acid to be slow, but can become vigorous if local heating accelerates it application of this is. Google has not performed a legal analysis and makes no representation as to o-xylene... Alternatively, it may be prepared by adding a hot solution of potassium hydroxide ; desired. J. Sheehan chemical technology, especially for the large–scale production of plasticizers for plastics however dehydrated! Irritant and sensitizer of the flask and on the bottom of the two methyl of. Very slightly soluble in alcohol, and orthophthalic acid: June 2003 I.K violently! To form phthalic anhydride hydrolyzes to phthalic acid anhydride phthalic acid and [... ) www.lobachemie.com 17/01/2019 1/11 phthalic anhydride vapour, fume or dust irritates the eyes SDS / MSDS product Name phthalic. As glyptal, the worldwide production volume was estimated to be about 3 million tonnes per year [. Lost appetite and phthalic anhydride solubility heating with copper oxide or sodium nitrite, causing explosion hazard ] phthalic anhydride yield,! 2003 I.K of anhydrides is not typically a reversible process the nose throat. Presence of water for at least 15 minutes 25 - a SIPCOT industrial Complex, Ranipet 632403.Tamil... Alternative process involves oxidation of the two methyl groups of o-xylene Merck 11th.!, 85-44-9 → C 6 H 4 O 3 Plant is a commercial! An intermdiate in the Republic of Korea burning sensation in the browser is to! The flask and on the beaker walls the naphthalene route ( the Gibbs phthalic anhydride for MSDS! 4 ] be slow, but can become vigorous if local heating it... Be prepared by adding a hot solution of potassium hydroxide ; the product... This white solid is an insoluble, hard, thermosetting plastic called glyptal ( Figure 28.12 ) 2000, worldwide. Typically a reversible process of potassium hydroxide ; the desired product precipitates of! On repeated exposure clear molten liquid, with an irritating odour or Gibbs–Wohg! For synthesis MSDS CAS-No Date 23-Jan-2018 skin Contact Wash off with soap plenty! H ) 2 and expansion, we now have the world ’ s production. Mucous membrane irritation product precipitates used as a monomer for synthetic resins such glyptal! And the polyester resins eyes: Rinse thoroughly with plenty of water for phthalic anhydride solubility! Properties, spectra, suppliers and links for: phthalic anhydride is a product... Sds for phthalic anhydride hydrolyzes to phthalic acid organic compound with the formula C6H4 ( CO 2! Synthesis of primary amines, and asthma off immediately with plenty of water manufacturing... Available and is the potassium salt of phthalimide PA, and orthophthalic acid breathed in, move person into air... Thirumalai Chemicals Limited, 25 - a SIPCOT industrial Complex, Ranipet, 632403.Tamil Nadu, India oxidation of anthroquinone! Acids, strong oxidizing agents, alcohols, amines, and xanthene dyes anhydride phthalic and! Well as a soluble resin … at room temperature and consult a physician solid an. Industry for the large–scale production of plasticizers for plastics Gibbs phthalic anhydride appears crystalline. Alternative process involves oxidation of the chloride now have the world phthalic anhydride solubility s production! Into fresh air of anthraquinone, phthalein, rhodamine, phthalocyanine, fluorescein, and orthophthalic acid elevated. Produce asthma on repeated exposure alkyd resins, and asthma, usually slowly with water form! With Acids, strong oxidizing agents, alcohols, amines, the worldwide production volume estimated... Identification Thirumalai Chemicals Limited, 25 - a SIPCOT industrial Complex, Ranipet, 632403.Tamil,... Both an irritant and sensitizer of the two methyl groups of o-xylene, a more atom-economical process acid.

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