Such compounds are sizing agents in the paper industry. Molecular Weight: 538.775. Go To: Top, . Boiling point: 202: References. Flash Point: 218 F. Molten product should be stored under 70C. Thermo Scientific Chemicals. Higher exposures may cause a build-up of fluid in the lungs (pulmonary edema), a medical emergency, with severe shortness of breath. Exposure to Maleic Anhydridecan cause headache, dizziness, nausea and vomiting. Maleic anhydride | C4H2O3 | CID 7923 - structure, chemical names, physical and chemical properties, classification, patents, literature, biological activities, safety . It is the acid anhydride of maleic acid. Colorless crystal, a strong stimulus odor, freezing point of 52.8 , boiling point of 202 , easy sublimation. Therefore, both sewage treatment plants and subsequently surface waters will be exposed to maleic acid (if at all) instead of maleic anhydride. Maleic Anhydride Flinn Scientific, Inc. P.O. Last Update2022-01-01 . Joshi R.M., 1970 Joshi . Articles of maleic anhydride are included as well. Boiling point 202 C (396 F; 475 K) Solubility in water Reacts Hazards. Compare this item. Maleic anhydride MSDS Section 1: Chemical Product and Company Identification Product Name: Maleic anhydride Catalog Codes: SLM1405 CAS#: 108-31-6 . . 2. Flammability : Combustible Solid, but may be difficult to ignite. The mixture should boil and the solids dissolve. Environmental: Maleic anhydride's fate in soil is unknown. The substance is stable which is combustible, but incompatible with water, strong . Chronic Health Effects How to detect Maleic anhydride. It can dissolve in acetone, ether, etc. Maleic Anhydride (MAN) [12] The chemical formula for maleic anhydride is C4H2O3, and its molecular weight is 98.06 g/mol. furan maleic anhydride adduct " within Products. Boiling point 396F . Synonym (s): cis-Butenedioic anhydride, 2,5-Furandione Formula: C4H2O3 Formula weight: 98.06 Purity: 98+% CAS Number: 108-31-6 UN Number: UN2215 Hazard Class: 8 Packing Group: III Harmonized Tariff Code: 2917.14 Hazard Statements: H334-H314-H302-H317 May cause allergy or. (2) Maleic anhydride is a colorless to white solid that forms orthorhombic crystals and decomposes in water. Personal Protective Equipment. Anthracene-maleic anhydride diels-alder adduct contains total 33 atom(s); 12 Hydrogen atom(s), 18 Carbon atom(s) and 3 Oxygen atom(s). The ingredients are heated, the water (18 ml, 1.0 mole) is distilled off as the azeotrope, and the remainder is distilled under reduced pressure to yield 87.7 gm (89.5%) of the anhydride, with a boiling point of 82-84C (15 mm) and a melting point of 53C. . Maleic anhydride is a classic substrate for Diels-Alder reactions. It is mainly prepared by oxidation of n-butane or butene in benzene or C4 fraction, and is a raw material for the production of unsaturated polyester and organic synthesis. Learn more about Anthracene-maleic anhydride diels-alder adduct molecular weight at Mol-Instincts. 2. [7] Uses The molecular formula of maleic anhydride is C4H2O3 and the molecular weight is 98.06. Molecular weight 98.06 Freezing point/melting point: 127F: Vapor pressure: 0.2 mmHg Flash point: : 25 C Conclusions: MALEIC ANHYDRIDEMLA CAUTIONARY RESPONSE INFORMATION Common SynonymsMolten; or solid crystals or tablets Colorless Choking odor Sinks and mixes slowly with water. Home; About us; Urgent purchase; Products; Contact us; . Formula: C4H2O3 | CAS: 108-31-6. Exposure to maleic anhydride can also lead to conjunctivitis and corneal erosion. Maleic Anhydride is formed from Maleic acid when it loses a molecule of water and cyclizes. F. low boiling point. Irritating, choking odor. also known as maleic anhydride or anhydrous Apple anhydride, often abbreviated as maleic anhydride. Specific Gravity: 1.48 (Water = 1) p. 4 Decomposes slowly with water forming maleic acid. (2) Maleic anhydride has an acrid odor, with an odor threshold of 0.32 parts per million (ppm). 800408. Diels-Alder . Certified Reference Material. 17034 Classification. The maleic anhydride molecule exhibits a very strong dipole moment of 3.96 debye and strong coulombic attractions between maleic anhydride molecules. Listed are 39 international and reliable suppliers for Maleic anhydride. Colorless crystal with strong irritating smell, freezing point 52.8, boiling point 202, easy to sublime. Winstrom, Leon O.; Kulp, Laurence , Vapor Pressure of Maleic Anhydride - Temperature Range from 35 to 77 , Ind. Maleic anhydride. dust mask type N95 (US), Eyeshields, Gloves . 185 C. Maleic anhydride for synthesis. Eng. Maleic anhydride production had been discontinued during the period between the studies so that the results did not support the original hypothesis of an association between exposure to maleic anhydride and eosinophilia . Flash Point(F) 217.4 F. Wikipedia Substance Data Source: TOXNET CAS -Number 108-31-6 Flash Point n/a Boiling Point n/a Atm. The Diels-Alder mechanism between a diene and a dienophile is ___ which means that bond breaking happens. 5) (a) What gas is This problem has been solved! All Photos (1) 7-ALPHA,15-ALPHA-MALEIC ANHYDRIDE ADDUCT. They are coming from 6 countries around the world. Structure, properties, spectra, suppliers and links for: Maleic anhydride, 108-31-6. The process of converting maleic acid to maleic anhydride which comprises mixing maleic acid with a high boiling inert solvent boiling at a temperature of at least 230* C. and a low boiling liquid that is a member of the group consisting of hydrocarbons and chlorinated hydrocarbons boiling below 130* C., heating the mixture under atmospheric . Inhaling Maleic Anhydridecan irritate the lungs causing coughing and/or shortness of breath. 1 mg/m 3 = 0.245 ml/m 3 (ppm) . Sigma-Aldrich. Obtain about 0.2 g of maleic anhydride and add it to a test tube. Maleic Anhydride (Maleic Anhydride) is an intermediate chemical, produced from oxidation of benzene using a special catalyst. Hide. Compare Product No. This chemical is an organic compound with the formula C 2 H 2 (CO) 2 O. Box 219, Batavia, IL 60510 (800) 452-1261 Chemtrec Emergency Phone Number: (800) 424-9974 Signal Word DANGER. boiling point of 202 , easy sublimation. A fraction of low boiling point passes over first and the temperature rises rapidly to 190 at this point run out the water from the condenser. Maleic Anhydride Powder CAS 108-31-6 Maleic Anhydride Product Name: Maleic Anhydride CAS No. Melting Point: 52.8. Colorless needles, white lumps, or pellets with an irritating, choking odor. Boil the reaction mixture for about 30-35 min. Name of Compound Molar Mass (g/mol) Melting Point (C) Boiling Point (C) Density (g/cm 3 ) Anthracene 178 216 340 1. Maleic Anhydride is an organic compound. Application September 4, 193 4, ' Serial No. Since it biodegrades in sewage treatment plants and hydrolyzes, it's likely that it will degrade in soil. WHMIS: D1B D2A D2B E . When dissolved in water it is a strong acid. Anyone who has shown symptoms of asthma due to this substance should avoid all further contact. Its EINECS registry number is 203-571-6. It is produced industrially on a large scale for applications in coatings and polymers. 2 di 2 Typical properties Characteristics Unit Value Melting point Boiling point Density @ 60C Viscosity @ 70C Vapour pressure @ 70C C C g/ml mPa.s mmHg 53 202 1.310 1.53 6.2 Main applications Its IUPAC name is called furan-2,5-dione. Hello Welcome to WorldChemWeb! (5,8) Maleic anhydride: cis-Butenedioic anhydride 2,5-Furanedione 2,5-Dihydro-2,5-dioxofuran . :101 kPa. Accordingly, read-across of environmental effects from maleic acid to maleic anhydride is justified. Physical Properties: Relative Density: 1.48. Maleic anhydride 2 MSDS MSDS at J. T. Baker [10] EU classification Corrosive (C) R-phrases R22, R34, R42/43 S-phrases (S2), S22, S26, . AS-E1016. Use slow heating to carefully observe melting. Number of Components. 260343) This invention relates to the purification of maleic anhydride. Maleic anhydride, with the CAS registry number 108-31-6, is a colourless or white solid with an acrid odour. Be sure to wash your gloves and your hands after handling it. Its unsaturated double bond and acid anhydride group lend themselves to a variety of chemical reactions. Maleic anhydride is an organic compound with the formula C 2 H 2 (CO) 2 O. Description Pricing; R211249: Aldrich CPR: Expand. Maleic anhydride MSDS (material safety data sheet) or SDS, CoA and CoQ, dossiers, brochures and other available documents. Boiling Point: 202C (395.6F) Melting Point: 52.8C (127F) Critical Temperature: Not available. Colorless crystal with strong irritating smell, freezing point 52.8, boiling point 202, easy to sublime. General Description Colorless crystalline needles, flakes, pellets, rods, briquettes, lumps or a fused mass. Liquid Density at Normal Boiling Point; Heat of Vaporization at 298.15K; In this role, the anhydride is proposed to form an ester with the hydroxyl groups on the cellulose fibers. ___ bond forming. Maleic Anhydride 98 55 202 1. . Add a boiling stick and then 0.5 mL of water. With a molecular weight of 98.06g/mol, the melting point of maleic anhydride is 53.58C. (b)What structural feature prevents fumaric acid from undergoing this reaction? Boiling point, C: 200: Vapor pressure, mm Hg: 0.16 (20 C) Vapor density (air=1) 3.38: . This treatment also performs the complete cyclisation of the carboxylic acids into a carboxylic anhydride form. Physical Description Colorless needles, white lumps, or pellets with an irritating, choking odor. Acta, 1985, A41, 937-941. Catalog Number. All Photos (1) Inhalation of subacute levels of maleic anhydride can cause severe headaches, nosebleeds, nausea, and temporary impairment of vision. In this case it was maleic anhydride, because only 0 g was used compared to 0 g of anthracene. (01. Melting Point: 51-56 C(lit.) Dissolves in ethanol and produces esters. This results in its high melting (53 C) and boiling (202 C) points than expected by its neutral structure alone [ 1, 3, 4 ]. A, C, and E. In the _____ reaction, a six-membered ring is formed from an open chain compound. The boiling point of the dicyclopentadiene is 170oC, whereas the cyclopentadiene monomer is about 41oC. Maleic anhydride (furan-2,5-dione) is a key component to an incredibly diverse group of chemistries and commercial applications. cis-Butenedioic anhydride 2,5-Furanedione Toxilic anhydride Keep people away. For example, maleic anhydride reacts with water to form maleic acid. SDS. under reflux and then allow it to cool down to room temperature. Use slow heating to confirm the careful measurement. A combination of these processes should be important. 1000 g/mL in Acetone. Physical properties White, hydroscopic crystals (usually shipped as briquettes). Vapors, fumes and dusts strong irritate the eyes, skin and mucous membranes. The solvent may have a boiling point between about 250. . Safety Information. Before titration, grafted polyolefins were treated in a vacuum oven for 24 h at 110C in order to sublimate the unreacted maleic anhydride. Shipped both as a solid and in the molten state. Maleic anhydride is colorless needles, white lumps, or pellets. First dissolve 1.210 grams of maleic anhydride in 10.05 mL of dichloromethane in a test tube. Molecular Weight 98.1 Boiling Point 396F Melting Point 127F Solubility Reacts Vapor Pressure 0.2 mmHg Ionization Potential 9.90 eV Specific Gravity 1.48 Flash Point 218F Upper Explosive Limit 7.1% Lower Explosive Limit 1.4% Description A reactive, white solid compound that is used in the manufacture of polyester and alkyd resins. Its boiling point is 200.1C. 69669-24-5 CSR160805-40843. SIGNIFICANT PROPERTIES OF MALEIC ANHYDRIDE Synonyms: cis-buternedioic anhydride, 2,5-furandione, tnaleic acid anhydride, toxilic anhydride Chemical formula Molecular weight Boiling point Melting point Specific gravity Vapor density Vapor pressure Solubility At 25C and 760 mm Hg 98.06 200-202C at 760 mm Hg 52-53C 0.934 (20/4C) 3.4 (air . We provide Maleic anhydride safety data sheet view and download for free at Echemi.com. the percent yield and the melting point range of the product. Boiling point: 202 C Applications : Maleic Anhydride's biggest single use is in the manufacture of un-saturated polyester resins for use in fiber-reinforced plastics in the automotive, construction, marine, consumer goods and agricultural industries. 156: Data from the Hazardous Materials Table Source: 49 CFR 172 (2018/07) Packing Group III . . cis-butenedioic anhydride; 2,5-furanedione; maleic acid anhydride; toxilic anhydride. ADDITIONAL INFORMATION Besides its solubility in water, one last property to make special note of is. Avoid contact with solid and liquid. Repeated exposure to concentrations above 1.25 ppm has caused asthmatic responses in workers. 742,583 12 Claims. Experimental Boiling Point: 202 C Alfa Aesar: 396 F (202.2222 C) NIOSH ON3675000: 201 C OU Chemical . Therefore, monitoring for temperature, collection of monomer can be achieved (into an ice-cold beaker . The molecular formula is C4H2O3 and the molecular weight is 98.06. Its boiling point is 200.1C. PROCEDURE Transfer 4 g of anthracene, 2.2 g maleic anhydride and 50 ml of dry xylene in a 250 ml round bottom flask fitted with a reflux condenser. Boiling point: 202 C Melting point: 51-56 C Specific gravity: 1.48 Vapor density: 3.38. Download. 69669-24-5,Alkenes, C3O-62alpha-, polymers with maleic anhydride . Chemsrc provides maleic anhydride(CAS#:108-31-6) MSDS, density, melting point, boiling point, structure, formula, molecular weight etc. With a molecular weight of 98.06g/mol, the melting point of maleic anhydride is 53.58C. Autoignition temperature 890F. , A study of the ring-bending and ring-twisting motions in maleic anhydride by rotational analysis of the corresponding vibrational satellites, Spectrochim. Physical properties Maleic anhydride has a melting point of 240 degrees Celsius. When such temperatures are attained, its physical properties or chemical reactions change in a very radical way. Jump to main content Jump to site nav. Odor threshold concentration is 0.32 ppm (quoted, Amoore and Hautala, 1983). Boiling point or initial boiling point and boiling range : Ca. Next add 1.00 mL of furan using a volumetric pipet and mix the solutionthoroughly. Boiling point: 197-199 C (sublimes) 1 ml/m 3 (ppm) = 4.07 mg/m 3. It is a colorless crystal, strong stimulating smell, and easy to sublimate. Articles of Furan-maleic anhydride adduct are included as well. The odour warning when the exposure limit value is exceeded is insufficient. Zoom. Reason / purpose for cross-reference: read-across source H: 0 Pa m/mol Temp. Maleic anhydride often abbreviated as MA, is an organic compound. Hazard Symbols: Europe standard Hazard pictograms, code and definition. Chemsrc provides Furan-maleic anhydride adduct(CAS#:6766-44-5) MSDS, density, melting point, boiling point, structure, formula, molecular weight etc. CAS# 108-31-6. HS code is 29171400. Maleic anhydride is transported also as hot liquid (70C); contact of the skin should be avoided. Continue the distillation and collect the . Maleic anhydride 99%; CAS Number: 108-31-6; EC Number: 203-571-6; Synonyms: 2,5-Furandione; find Sigma-Aldrich-M188 MSDS, related peer-reviewed papers, technical documents, similar products & more at Sigma-Aldrich . Rest and medical observation are therefore essential. It is a colorless or white solid with an acrid odor. Chemical structure of an alkylsuccinic anhydride derived from octadecene Maleic anhydride undergoes the Alder-ene reaction with alkenes to give alkenylsuccinic anhydrides. Maleic anhydride has needle-like crystals that dissolve readily in water to form Maleic acid. It is produced industrially on a large scale for applications in coatings and polymers. Linear Formula: C 34 H 50 O 5. 4. Match Criteria: Product Name. Boiling Point: 200 C(lit.) Boiling Point: 202.2. Acid-base titrations Use quick heating to estimate the melting point. It is a colorless or white solid with an acrid odor. It is mainly produced by oxidation of n-butane or butene in benzene or C4 fractions. [5] Contents 1 Production 2 Reactions 3 Uses 3.1 Plastics & resins 3.2 Curing agents Maleic anhydride is corrosive and toxic--wear gloves while handling it. also known as maleic anhydride or anhydrous Apple anhydride, often abbreviated as maleic anhydride. Home; About us; Membership & professional community; Campaigning & outreach; Journals, books & databases . 3. . Maleic anhydride is an organic compound with the formula C2H2 (CO)2O. Flash Point(C) 103 C. Maleic anhydride 99.5% can easily turn Into maleic acid in the open air. . 2.3.1. The molar mass, melting point, boiling point, and density is listed for each reagent. . CAS-Number 108-31-6: Flash Point n/a: Boiling Point n/a: Emergency Response Guide No. Anhydride, maleic Maleic anhydride (MA) is an important raw material in the production of alkyd and polyester resins. Chem., 1949, 41, 11, 2584-2586, https://doi.org/10.1021/ie50479a044 . The Reaction Turn on your sand bath and set it to about 30. Product. Melts at 113F. press. It relates especially to the purification of a crude or partially purified maleic anhydride resulting from the catalytic partial oxidation in the vapor phase of organic substances (so-.-called "catalytic . Get Price Quote. CAS 108-31-6, pH 0.8 (550 g/l, HO, 20 C) Hydrolysis. Flash point 218F. The anhydride melts before it . It is mainly produced by oxidation of n-butaneor butene in benzene or carbon four fractions. It is also used in finishing processes for Paper and Permanent press textiles. . Maleic anhydride has a normal boiling point of 202 C., so a solvent with normal boiling point of at least about 250 C. is typically used. Boiling Point 202; Specific Gravity(at 70/70) . Look through Maleic anhydride MSDS details show. HazardClass: 8. 3. 4) What molecular factor is primarily responsible for a substances boiling point and melting point? Heat the test tube for 5 minutes. Maleic anhydride is an organic compound with the formula C2H2(CO)2O. Assay:99.0%min Application:intermediate of liquid crystal . Melting Point: Boiling Point: Flash Point: Solubilit: CAS No. It is a colorless or white solid with an acrid odor. See the answer Besides its solubility in water, one last property to make special note of is . Maleic Anhydride is a versatile chemical that is needed in almost all fields of the chemical industry. Sort by Relevance. SECTION 2 HAZARDS IDENTIFICATION . Introduction: Maleic anhydride is of white flake or briquette form. Maleic anhydride. Rearrange the apparatus and distil. Molar mass : 98.06 g/mol Boiling point : 202 C Usage : Industrial Melting point : 52.6 C Density : 1.48 g/cm Formula : C4H2O3 We bring forth Maleic Anhydride for our customers, which have a unique nature resulting in a highly reactive and versatile raw material. Then, cap the container with a stopper and wrap the top with parafilm, and allow reaction to sit until the next lab period. It is mainly obtained from the oxidation of n-butane or butene in benzene or carbon four fractions and is a raw material for the production of unsaturated polyester and organic synthesis. Home page Add to favorite Contact us. . Physical Properties . Maleic anhydride released into water will hydrolyze rapidly (half-life 0.37 min) to maleic acid. 1. Reacting at the middle ring leads to an adduct product with two separate benzene rings, each with 6 electrons. Anthracene-maleic anhydride diels-alder adduct | C18H12O3 | CID 138503 - structure, chemical names, physical and chemical properties, classification, patents . [ all data ] Stull, 1947 Stull, Daniel R. , Vapor Pressure of Pure Substances. Synonyms: furan-2,5-dione, 2,5-furandione, toxilic anhydride, cis butenedioic anhydride, maleic acid . Matrix. The ability of maleic anhydride to achieve such great diversity is a direct result of the maleic anhydride's industrial complex capacity to develop economical production routes in the face of ever-increasing governmental scrutiny, fierce pricing pressures, and . Maleic anhydride - Molten (MA) Version: March 2009 Pag. Quality Standard:GB3676-92. MALEIC ANHYDRIDE molten UN Number: 2215 - CAS Number: 108-31-6 Also known as: ANHYDRIDE MALEIQUE fondu, cis-BUTENEDIOIC ANHYDRIDE, Butenedioic Anhydride, 2,5-Furandione, Toxilic Anhydride, Maleic Anhydride . Risk Codes: 22-34-42/43 . It is the acid anhydride of maleic acid. Dissolves in water to produce maleic acid. Maleic anhydride selectively adds to the center ring of anthracene, rather than either side ring. . It is the acid anhydride of maleic acid. Decomposes in water Kayavlon < /a > maleic anhydride reacts with water strong. The cyclopentadiene monomer is about 41oC into water will hydrolyze rapidly ( half-life 0.37 min ) to maleic in: Ca H maleic anhydride boiling point O 5 a large scale for applications in coatings and polymers Protective Equipment ] Stull 1947!, cis butenedioic anhydride, because only 0 g was used compared to 0 g anthracene. Substances boiling point of 52.8, boiling point and boiling range: Ca 1.48 Vapor density: 3.38 besides solubility! Aesar: 396 F ( 202.2222 C ) Hydrolysis are coming from 6 countries around the world almost all of! 218 F. melting point: 202 C Alfa Aesar: 396 F ( 202.2222 C NIOSH Water, one last property to make special note of is toxilic anhydride, maleic anhydride - < 1949, 41, 11, 2584-2586, https: //www.chemsrc.com/en/cas/6766-44-5_515695.html '' > CAS.. Degrade in soil with an acrid odor coatings and polymers read-across of effects.: 0 Pa m/mol Temp: Flash point ( F ) 217.4 F. Flash point F. 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Down to room temperature: //www.accustandard.com/prod0004421.html '' > maleic anhydride is a versatile that, HO, 20 C ) 103 C. Personal Protective Equipment 1.25 ppm caused! Introduction: maleic anhydride - ROHM & amp ; HAAS < /a > maleic anhydride is proposed to form ester. Effects from maleic acid of water and mix the solutionthoroughly 60510 ( 800 ) 452-1261 Chemtrec Emergency Phone Number (. > Chemistry 210 Experiment 9 - MiraCosta College < /a > maleic anhydride is transported also as hot (. Msds ( material safety data sheet ) or SDS, CoA and,. It biodegrades in sewage treatment plants and hydrolyzes, it & # x27 ; likely And add it to about 30 be avoided of maleic anhydride is proposed to form an ester the! To about 30, one last property to make special note of is briquettes ) exposure limit value is is! Limit value is exceeded is insufficient anhydride has needle-like crystals that dissolve readily in water, one property! Acid anhydride Group lend themselves to a variety of chemical reactions F ) 217.4 F. point. //Www.Echemi.Com/Cms/935985.Html '' > PDF < /span > 21 Paper and Permanent press textiles, ether, etc: boiling or. The cellulose fibers min ) to maleic Anhydridecan cause headache, dizziness nausea Signal Word DANGER radical way irritating, choking odor crystals that dissolve readily in water - Kayavlon < > Between about 250 0.37 min ) to maleic anhydride and add it to about 30 to ignite who shown., Amoore and Hautala, 1983 ) it was maleic anhydride adduct | CAS # |!, one last property to make special note of is Paper and Permanent press textiles diene and a dienophile ___ With 6 electrons purpose for cross-reference: read-across Source H: 0 Pa m/mol Temp has caused asthmatic in 0.8 ( 550 g/l, HO, 20 C ) Hydrolysis in coatings and polymers used! Benzene rings, each with 6 electrons maleic anhydride boiling point Name: maleic anhydride Critical: What structural feature prevents fumaric acid from undergoing this reaction ) ; contact of the carboxylic acids into a anhydride. Purpose for cross-reference: read-across Source H: 0 Pa m/mol Temp white,! Substances boiling point and melting point: 202 C melting point: F. 0 Pa m/mol Temp ___ which means that bond breaking happens Chemtrec Emergency Phone Number (. Room temperature applications in coatings and polymers ( into an ice-cold beaker ( ). Add 1.00 mL of water, 2,5-furandione, toxilic anhydride, maleic anhydride cas-number maleic anhydride boiling point, 1947 Stull, 1947 Stull, Daniel R., Vapor Pressure of Pure Substances ( 800 424-9974! Cas-Number 108-31-6: Flash point: boiling point: 52.8C ( 127F ) Critical:. This substance should avoid all further contact > What is the maleic anhydride, because only 0 g used. It was maleic anhydride is a versatile chemical that is needed in almost fields. 424-9974 Signal Word DANGER 52.8, boiling point of 52.8, boiling point: Solubilit: CAS No cross-reference read-across. Point ( F ) 217.4 maleic anhydride boiling point Flash point ( C ) Hydrolysis was anhydride. > furan maleic anhydride is an organic compound the Paper industry:6766-44-5 | Chemsrc < /a Quality!, 2,5-furandione, toxilic anhydride, cis butenedioic anhydride, because only 0 was.: C 34 H 50 O 5 to form an ester with formula! Chain compound Powder CAS 108-31-6, pH 0.8 ( 550 g/l, HO, 20 C ).., or pellets with an acrid odor C ) Hydrolysis processes for Paper and Permanent textiles. Then 0.5 mL of furan using a volumetric pipet and mix the solutionthoroughly and a dienophile is which. Primarily responsible for a Substances boiling point and melting point: 51-56 C Specific Gravity ( 70/70, with an acrid odor next add 1.00 mL of water it biodegrades in sewage treatment plants and hydrolyzes it. The corresponding vibrational satellites, maleic anhydride boiling point to maleio anhydride - LPS < /a > Get Price. C Alfa Aesar: 396 F ( 202.2222 C ) NIOSH ON3675000: 201 C chemical. Value is exceeded is insufficient cas-number 108-31-6: Flash point n/a: Emergency Response Guide No a scale! Bond and acid anhydride Group lend themselves to a variety of chemical reactions by analysis! Under reflux and then allow it to cool down to room temperature ) O ) to maleic Anhydridecan cause headache, dizziness, nausea and vomiting reactions in. The Paper industry substance is stable which is Combustible, but may be difficult to ignite point:!, a six-membered ring is formed from an open chain compound mask type N95 ( us,! Diene and a dienophile is ___ which means that bond breaking happens with 6 electrons formula is C4H2O3 and molecular. Solubility in water it is a colorless crystal, strong it can dissolve in acetone,, Test tube 201 C OU chemical is formed from an open chain compound at Mol-Instincts What structural feature prevents acid!, read-across of environmental effects from maleic acid to maleic anhydride melting point: 202C ( 395.6F ) melting:! Chemical industry strong acid adduct are included as well, Amoore and Hautala 1983 //Sites.Lps.Org/Sputnam/Lhs_Ib/Ibchemistry/Zunit10Orgo/Labhydrolysis_Malicanhydride.Pdf '' > maleic anhydride, boiling point of the chemical industry Anthracene-maleic anhydride Diels-Alder molecular. 550 g/l, HO, 20 C ) 103 C. Personal Protective Equipment or white solid with an odor. Solvent may have a boiling point and melting point: 202 C Alfa:. Asthmatic responses in workers at the middle ring leads to an adduct Product with two separate benzene rings, with And Hautala, 1983 ), and E. in the open air purification of maleic acid to maleic adduct! Last property to make special note of is an acrid odor, freezing point 52.8, boiling point 202. Is a colorless or white solid that forms orthorhombic crystals and decomposes in water it is colorless Of the skin should be avoided 127F ) Critical temperature: Not available odor threshold concentration is 0.32 ppm quoted 202 ; Specific Gravity: 1.48 Vapor density: 3.38 a versatile that Is insufficient adduct | CAS #:6766-44-5 | Chemsrc < /a > maleic is. Coa and CoQ, dossiers, brochures and other available documents monomer can be achieved ( into ice-cold. The boiling point 202, easy to sublime is primarily responsible for a Substances boiling point: maleic anhydride boiling point. And mix the solutionthoroughly to room temperature incompatible with water, strong //www.accustandard.com/prod0004421.html '' > What is maleic 202C ( 395.6F ) melting point: 218 F. melting point Batavia, IL 60510 ( 800 424-9974 Temperature: Not available ( a ) What gas is this problem has been solved: maleic is. 0.37 min ) to maleic anhydride safety data sheet view and download for free at ECHEMI.com 2. Anhydride reacts with water to form maleic acid to concentrations above 1.25 ppm has caused asthmatic responses workers

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