Part A. Recrystallization of Salicylic Acid, Benzoic Acid Phthalic or Acid from Water . Phthalic acid, which is at an ortho- position there is room for mesmerizing (-M ) and induction (- 2I ). recrystallize phthalic acid, a compound that is used to make synthetic polymers such as Dacron. Take the time to validate and double check the source of the data. Phthalic Acid is the chief chemical compound that is used as the anhydride to produce chemicals like dyes, phthalates, saccharin, perfumes and many other useful products. determined by the aryl moiety and two carboxyl groups. Reduction of phthalic acid with sodium amalgam in the presence of water gives the 1,3-cyclohexadiene derivative. Home; Text Search; Structure Search ; About; GO. Used in the manufacture of materials such as artificial resins. CAS 88-99-3, EC Number 201-873-2, chemical formula C₆H₄(COOH)₂. 0.6%. Important to say is that upon dissociation of the acid has two, processes through which it passes to reach di, anion. Ben Melting point. Flash Point : 151 C Auto ignition : 580 C Lower Explosion Limit : 1.7 % (V) Upper explosion Limit : 10.5 % (V) Special Hazards : Combustible material. Different isomers of phthalic acid are known by different names. Reacts violently with copper oxide and sodium nitrite on heating. Reactions involving the benzene nucleus have a substituent. Phthalates have been used in food contact materials and are generally allowed for this use. manufacture of structural hetero condensation is produced for the synthesis of nylon- 66. PHTHALIC ACID is a carboxylic acid. 2; STOT <= 100 % EC-No. Phthalic Acid CAS No 88-99-3 MATERIAL SAFETY DATA SHEET SDS/MSDS. It is also incompatible with oxidizers. Production. 194 Phthalic acid and its isomers (isophthalic acid and terephthalic acid) phthalic acid isophthalic acid terephthalic acid Molecular weight 166.13 166.13 166.13 Melting point 230°C, 211°C (SRC 2005; ICSC 2005) 341–348°C (OECD 2002) 207°C (see 1985 documenta- tion, Volume 7, present series) Hazards ... Reacts, usually slowly with water to form phthalic acid and heat [Merck 11th ed. This compound reacts violently with nitric acid. Uses Phthalate esters plasticizers. 267°F. Carboxylic acids donate hydrogen ions if a base is present to accept them. Phthalic acid is used mainly in the form of the anhydride to produce other chemicals such as dyes, perfumes, saccharin, phthalates and many other useful products. These carboxyl groups are, directly bonded to the benzene core. Phthalic acid is an isomer of 1,3-. common white crystals, as well as in the form of a white powder. The acid is soluble in water, sparingly soluble in ether. phthalic acid - cas 88-99-3, synthesis, structure, density, melting point, boiling point (benzenedicarboxylic acid), C 6 H 4 (COOH) 2, any one of three dicarboxylic acids of the aromatic series: ortho-phthalic acid (or simply phthalic acid), meta-phthalic acid (or isophthalic acid), and para-phthalic acid (or terephthalic acid).All three are colorless crystals, with melting points of 200°C (with decomposition), 348°C, and 425°C (in a sealed tube), respectively. phthalic acid,physical properties,suppliers,CAS,MSDS,structure,Molecular Formula, Molecular Weight ,Solubility,boiling point, melting point Boiling Point: 378.3±25.0 °C at 760 mmHg Vapour Pressure: 0.0±0.9 mmHg at 25°C Enthalpy of Vaporization: 66.1±3.0 kJ/mol Flash Point: 196.7±19.7 °C Index of Refraction: ChemSynthesis Chemical database. CAS 88-99-3, EC Number 201-873-2, chemical formula C₆H₄(COOH)₂. heat it more, it will decompose instead of boiling. Phthalic acid esters (phthalates) have been used as industrial plasticizers in a wide range of consumer products. 3-nitrophthalic acid - cas 603-11-2, synthesis, structure, density, melting point, boiling point At last,Phthalic acid(88-99-3) … mucosal, organ damage. Attacks many metals in the presence of water. With urine is separated to several times per day, usually from 3 to 10 times the maximum, as from the beginning in the very high doses final metabolite and gradually with each release of urine reducing its dosage. The stoichiometry of the complex formation of TBP or TRPO and phthalic acid is 1:1, and the apparent extraction equilibrium constant for TRPO is much larger than that for TBP. This acid was invented by a great French chemist Auguste Laurent through the oxidizing naphthalene tetrachloride. Phthalic Acid. an oxygen environment to form carbon dioxide, water and also removal of a large amount of energy. 230 degrees C. properties of phthalic acid-irritant of skin, eyes, mucous membranes, and respiratory tract-if heated, forms a dust that is an explosion hazard. Believing the resulting substance to be a naphthalene derivative, he named it "naphthalic acid". Melting Point: 160 °C. Sali cylic Acid Benzo icA d OH OH C O C OH O P ht al iA d C OH C O OH O. Decomposes on contact with hot water. The stability of the acid due to the formation of an intramolecular hydrogen bond, which Groth high strength of the links therein. LD 50 orally in rats: 7.9 g/kg (Shaffer). 342 °C Jean-Claude Bradley Open Melting Point Dataset 14146: 347 °C Jean-Claude Bradley Open Melting Point Dataset 20223: 344-348 °C (Sublimes) Alfa Aesar A14445: 67-68 °C LabNetwork LN00221033: 341-343 °C Cayman Chemical CM248295: 341-343 °C Chemenu CM248295: 341-343 °C Sigma-Aldrich SIAL-42304: 67-68 °C MolMall 11233: Experimental Boiling Point: 378.3 °C Cayman … ... Incompatibilities & Reactivities Strong oxidizers, water [Note: Converted to phthalic acid in hot water.] Forms a corrosive solution when mixed with water. The most important chemical properties include the cleavage of the hydroxy group from the carboxyl, group, to decarboxylation reaction of the carboxyl group, the reaction of part of the aryl residue which is. Molecular Formula: C 14 H 13 NO 4. The source of the acid is of modest commercial importance, the melting point, phthalic... 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