RHODIACID AA - ADIPIC ACID Revision Date 28.02.2020 PRCO90076334 Version : 3.00 / GB ( EN ) 1 / 37 SECTION 1: Identification of the substance/mixture and of the company/undertaking 1.1 Product identifier - Trade name RHODIACID AA - ADIPIC ACID - Index-No. This is oxidized using Co catalyst to a mixture of cyclohexanone and cyclohexanol. - Find MSDS or SDS, a COA, data sheets and more information. Hazardous to the aquatic environment (acute / short-term) Reason for no classification: data conclusive but not sufficient for classification Hazardous to the aquatic environment (long-term) Previously we have shown the use of HI and molecular H2 to be an effective combination for the selective ring-opening of tetrahydrofuran-2,5-dicarboxylic acid (THFDCA) in organic acids without the need for a metal catalyst. DMT and 1,4-butanediol are also reacted to form their polyester (plus methanol ). Poly(ethylene adipate) or PEA is an aliphatic polyester. Adipic acid, or hexanedioic acid, is an important industrial commodity. NACRES NA.24 mL of a 50% Ethanol-water mixture. Adipic acid (AA) is an important precursor for the production of Nylon-66, and renewable routes for AA are being explored. The oral and dermal LD50 in rats are > 5000 mg/kg bw. Benzene is hydrogenated using Ni-Al 2 O 3 catalyst at 370–800 psi to cyclohexane. You will be provided with cyclohexene. Chemicals for Science Education. Beilstein/REAXYS Number 1209788 . The production of nylon comes from a reaction with hexamethylene diamine, also supplied by Parchem.. Adipic acid can also be found in the production of foods as a flavoring agent to add tartness.. Adipic acid certified reference material, TraceCERT ® Synonym: Hexanedioic acid CAS Number 124-04-9. Preparation of adipic acid from cyclohexene In this laboratory period the cyclohexene (supposedly) prepared in the previous experiment is oxidized to adipic acid. Recrystallize your crude product by placing it in a clean 100 mL beaker and adding 20 . Chemsrc provides ADIPIC ACID DIVINYL ESTER(CAS#:4074-90-2) MSDS, density, melting point, boiling point, structure, formula, molecular weight etc. The mechanics of hyaluronic acid/adipic acid dihydrazide hydrogel: towards developing a vessel for delivery of preadipocytes to native tissues ... by performing confined and unconfined compression tests and then calibrating a strain energy density (SED) function to the results. Chemsrc provides Adipic acid(CAS#:124-04-9) MSDS, density, melting point, boiling point, structure, formula, molecular weight etc. The reaction rate was found to increase with increasing temperature, … Adipic acid is a white crystalline solid with CAS number 124-04-9. The experiments were conducted at temperatures from 313.2 K to 343.2 K and the molar ratios of feed (methanol to acid) at 15 and 20. Adipic acid, powder weighs 1.36 gram per cubic centimeter or 1 360 kilogram per cubic meter, i.e. Articles of Adipic acid are included as well. It is most commonly synthesized from a polycondensation reaction between ethylene glycol and adipic acid. Adipic Acid. Adipic acid for synthesis. Adipic acid (AA) CAS-No 124-04-9 . TFDCA is produced industrially from the reaction of adipic acid with thionyl chloride (Zhi et al., 2014; Yang et al., 2014). They react in this way with all bases, both organic (for example, the amines) and inorganic. CAS 124-04-9, pH 2.7 (24.9 g/l, H₂O, 25 °C). Their reactions with bases, called "neutralizations", are accompanied by the evolution of substantial amounts of heat. Traditional feedstock for the synthesis of adipic acid is benzene. Predicted Melting Point: 153 °C TCI: 153 °C TCI A0161: Miscellaneous. E Number E355 . Cool this mixture in an ice-water bath and isolate the Adipic acid by vacuum filtration, using your 500 mL filter flask and large buchner funnel. Apparent Density (unstamped powder): 0.63-0.65 g/cm. It is used mainly in the production of nylon. Its lower molecular weight compared to many polymers aids in its biodegradability. As shown in the Procedure, we will use 2 mL. Molecular Weight 146.14 . TECHNICAL DATA. 16. Adipic acid was not carcinogenic in a limited two-years feeding study where male rats were fed with up to 5 % (3750 mg/kg bw/day) adipic acid and female rats with 1 % (750 mg/kg bw/day). CAS 124-04-9, pH 2.7 (24.9 g/l, H₂O, 25 °C). Biobased processes for the production of adipic acid are of great interest to replace the current environmentally detrimental petrochemical production route. Adipic Acid. Adipic Acid is available in the form of white crystalline powder (density of untamped powder: 0.63 - 0.65 g/cm³). It is used heavily in the production of textiles, particularly nylon. PEA has been studied as it is biodegradable through a variety of mechanisms and also fairly inexpensive compared to other polymers. Adipic Acid. CAS Number: 124-04-9 Formula Weight: 146.14 Formula: HO 2 C(CH 2) 4 CO 2 H Density (g/mL): 1.34 Boiling Point (°C): 377 Freezing Point (°C): 152 Solubility: Acetone and Alcohol Synonyms: Hexanedioic Acid Shelf Life (months): 12 Storage: Green. However, current production methods utilize cyclohexane, a platform chemical derived from crude oil, as the starting material under harsh conditions, emitting NO x as a byproduct. Experimental Density: 1.36 g/mL Alfa Aesar A13705: 1.36 g/l Wikidata Q357415: 1.366 g/mL / 20 °C Kaye & Laby (No longer updated) Predicted Physico-chemical Properties. Reaction Equation + [O] oxidizing agent cyclohexene adipic acid …. EC Number 204-673-3. Adipic acid or Hexanedioic acid is an alpha,omega-dicarboxylic acid that is the 1,4-dicarboxy derivative of butane. Carboxylic acids donate hydrogen ions if a base is present to accept them. Density (solid at 25°C) Density (liquid at 165°C) pH (2.5% wt in water at 25°C) Specifi cations: Total nitrogen (as nitric acid) Ashes Colour (methanolic solution) Melt colour Iron Crystallization point Water Assay Units Value Analysis method ppm 20 max MA0065 ppm 5 max MA0064 HAZEN 5 max MA0051 APHA 10 max MA0067 ppm 0.2 max MA0226 °C 152 ± 0.5 MA0069 % 0.2 max MA0052 % 99.8 min … The kinetic behavior of heterogeneous esterification of adipic acid with methanol over acidic cation-exchange resin beads, Amberlyst 35, was investigated through a packed-bed reactor. (KMnO ) MW= 82g/mol 4 MW 146 g/mol Volume of Cyclohexene used 2 mL Moles of Cylohexene used 0.019 mol Density of Cyclohexene 0.81 g/cm3 Moles of adipic acid produced 0.019 mol Actual Yield 1.1 g Theoretical Yield 2.77 g Percent Yield 39.71% Melting point of adipic acid 149 oC -152oC Calculations: No. There are several commercial routes for adipic acid production, all of them based on petroleum-derived feedstocks (cyclohexane, cyclohexene, cyclohexanol and cyclohexanone). 2,5-Thiophendicarboxylic acid (TFDCA) is an interesting biobased building block for the preparation of biobased polymers. ADIPIC ACID is a carboxylic acid. Get contact details & address of companies manufacturing and supplying Adipic Acid, 124-04-9. across India. The palladium-catalyzed conversion of (bio)pentenoic acid isomers (PEAs) occurs with high activity and selectivity to adipic acid (ADA) in the presence of the diphosphine ligand L2 = 1,2-bis[(di-tert-butyl)phosphinomethyl]benzene (DTBPX) and an acid cocatalyst. This video explains synthesis of Adipic Acid by Conventional and Greener Route. PRODUCT DESCRIPTION. Benzene is hydrogenated using Ni-Al 2 O 3 catalyst at 370–800 psi to cyclohexane. It is also called hexanedioic acid. The storage should respect certain conditions: Protected from humidity and bad weather conditions Stored a well-ventilated area Away from any source of heat and ignition. No efficient natural producer of adipic acid has yet been identified, but several approaches for pathway engineering have been established. Bioaccumulative potential of applications: resins, adhesives, coatings, plastics, paper, plasticizers, detergency . Adipic acid ≥99% Synonym: Hexanedioic acid CAS Number 124-04-9. MDL number MFCD00004420 - Find MSDS or SDS, a COA, data sheets and more information. It has a role as a food acidity regulator and a human xenobiotic metabolite. Adipic Acid. Persistence and degradability Adipic Acid (ADIPC) (124-04-9) Persistence and degradability Not established. MDL number MFCD00004420. Linear Formula HOOC(CH 2) 4 COOH . Adipic acid [ACD/IUPAC Name] [Wiki] Adipinsäure [German] [ACD/IUPAC Name] Asapic. 12.3. No specific studies on fertility have been conducted. 3. Molecular Weight 146.14 . Linear Formula HOOC(CH 2) 4 COOH . eCl@ss 39021711 . Read this document completely, and then answer the prelab questions below. If your. It is an emulsifier for Drilling Muds and Fluids as well. This polyester is then added to the butylene adipic acid polyester by using tetrabutoxytitanium (TBOT) as a transesterification catalyst; an overabundance of 1,4-butanediol influences chain lengths. EC Number 204-673-3. density of adipic acid, powder is equal to 1 360 kg/m³; at 25°C (77°F or 298.15K) at standard atmospheric pressure.In Imperial or US customary measurement system, the density is equal to 84.9 pound per cubic foot [lb/ft³], or 0.786 ounce per cubic inch [oz/inch³] . It is used as a starting raw material for polyamide 6.6, among other products. Beilstein/REAXYS Number 1209788 . COMPOSITION. High purity Adipic Acid used for the production of nylon 66 and for a wide range . In turn, adipic acid can be obtained from glucaric or muconic acid (Polen et al., 2013). In an acute inhalation test neither mortality nor symptoms were observed during and after 4 hour exposure to 7700 mg/m3 of adipic acid. Articles of ADIPIC ACID DIVINYL ESTER … It occurs relatively rarely in nature. Adipic acid (AA) is a 6-carbon diacid and a building block in the synthesis of Nylon-66. This is oxidized using Co catalyst to a mixture of cyclohexanone and cyclohexanol. This carboxylic acid is vital to industry. of moles of … Find here Adipic Acid, 124-04-9. manufacturers, suppliers & exporters in India. Bring your solvent product mixture to a boil on your hot plate at your bench. 17. Adipic acid for synthesis. Adipic acid is of very low acute toxicity. Currently, about 94% of the production processes are based on … White crystalline powder. APPEARANCE. Adipic Acid (124-04-9) EC50 Daphnia 1 85.7 mg/l (Exposure time: 48 h - Species: Daphnia magna) EC50 72h algae [mg/l] 1 31.3 mg/l (Species: Desmodesmus subspicatus) Log Pow 0.081 (at 25 °C) 12.2. PubChem Substance ID 329769705. Traditional feedstock for the synthesis of adipic acid is benzene. Adipic acid and 1,4-butanediol are polymerized to create their polyester (plus water). Among other products synthesized from a polycondensation reaction between ethylene glycol and acid. Adipc ) ( 124-04-9 ) persistence and degradability Not established or 1 360 kilogram per cubic meter i.e... 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