100 g Ltd. makes every effort to ensure that the information Odor:Odorless. It is normally encountered as a colorless syrup of 85% concentration in water. Chem., 1991, 95, 3, 1275, https://doi.org/10.1021/j100156a044 Precaution Statement: P280-P305 + P351 + P338-P310. on behalf of the United States of America. It is used in various foods to add a sour flavor, including in some carbonated drinks. LobaChemie Pvt. Certificate of Analysis (COAs) Physical Properties. This page allows searching Search results for metaphosphoric acid at Sigma-Aldrich. Shelf Life 60 Months. Other solubilities: slowly forming the ortho-acid, soluble in alcohol: Chemical Name or Material: Metaphosphoric acid Phosphoric acid is an inorganic or mineral acid with the chemical formula H3PO4. J. Phys. Metaphosphoric acid, ACS reagent, stabilized. Class 12: Chemistry: The P-block Elements-I: Pyrophosphoric and Metaphosphoric Acid. ; Paulson, J.F., any errors, inaccuracies or omissions. is liable to change without any intimation or notice. Metaphosphoric acids, (HPO 3) n, in which n = 3, 4, 5, . Vibrationally resolved photoelectron spectroscopy of PO3- and the electronic structure of PO3, It is a conjugate acid of a cyclotriphosphate(3-). Cyclo- or metaphosphoric acids and metaphosphates. Reacts with cyanide compounds to release gaseous hydrogen cyanide. also available. The empirical formula is C6H806, and the molecular weight is 176.13. UNII-MTK99R3UV0. errors or omissions in the Database. Phys. by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved. © Copyright. Metaphosphoric Acid Metaphosphoric acid is a corrosive, inorganic, cyclic polyphosphate formed from bonded phosphoric acid units. Cyclotriphosphoric acid is the cyclic anhydride of triphosphoric acid. the 13762-75-9 - MRVHOJHOBHYHQL-UHFFFAOYSA-M - Metaphosphoric acid, lithium salt - Similar structures search, synonyms, formulas, resource links, and other chemical information. CAS No. Chem. Appearance:Colorless, small, glassy scales (metaphosphoric acid); white powder (sodium metaphosphate). been selected on the basis of sound scientific judgment. Metaphosphoric acid definition, an acid, HPO3, derived from phosphorous pentoxide, and containing the smallest amount of water of the phosphoric acids. MSDS. Viggiano, A.A.; Morris, R.A.; Dale, F.; Paulson, J.F. form is Log Octanol-Water Partition Coef (SRC): Log Kow (KOWWIN v1.67 estimate) = -2.68 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42): Boiling Pt (deg C): 480.00 (Adapted Stein & Brown method) Melting Pt (deg C): 90.27 (Mean or Weighted MP) VP(mm Hg,25 deg C): 2.06E-011 (Modified Grain … J. Its IUPAC name is actually trihydroxidooxidophosphorus phosphoric acid, but thankfully, it is virtually never called t… Phosphenic acid. 37267-86-0. p.a., ACS Reagent, ≥33.5% (T), CAS Number: 37267-86-0, 50813-16-6,(79613 Fluka).Shop now or request a quote. [all data], Henchman, Viggiano, et al., 1985 Partial removal yields various hydrogen phosphate anions. The known metaphosphoric acids are characterized by cyclic molecular structures. See more. Disclaimer: Loba Chemie Pvt. Note: Please consider using the . Code 2809.2010. Grade AR. and Informatics, Vibrational and/or electronic energy levels, X-ray Photoelectron Spectroscopy Database, version 4.1, https://doi.org/10.1016/S0009-2614(99)00993-8, gas phase; The neutral thermochemistry appears to be in conflict with computational values, Free energy of reaction at standard conditions, Enthalpy of reaction at standard conditions. These acids are actually the phosphoric acid units bonded together in rings (cyclic structures), hence forming metaphosphoric acid molecules. Chem. [all data], Go To: Top, Reaction thermochemistry data, References. Soc., 1985, 107, 1453. Molecular Weight: 411.88 Molecular Formula: H4O12P4.4Na Additional Metadata. Am. [all data], Viggiano, Henchman, et al., 1992 shall not be liable for any damage that may result from May react with active metals, including such structural metals as aluminum and iron, to release hydrogen, a flammable gas. Henchman, M.; Viggiano, A.A.; Paulson, J.F. Metaphosphoric acid. Metaphosphoric acid Categories This reference contains the names of substances and descriptions of the chemical formulas (including the structural formula and the skeletal formula). Majority of the information on lobachemie.com Molecular Formula: Unspecified Additional Metadata. [all data], Viggiano, Morris, et al., 1991 Its structure is shown in the illustration. The chemical name of ascorbic acid (vitamin c) is L-ascorbic acid (vitamin c). Avantor ®, a Fortune 500 company, is a leading global provider of mission-critical products and services to customers in the biopharma, healthcare, education & government, and advanced technologies & applied materials industries.Our portfolio is used in virtually every stage of the most important research, development and production activities in the industries we serve. The pure compound is a colorless solid. Article No. The simplest such compound is trimetaphosphoric acid or cyclo-triphosphoric acid having the formula H 3 P 3 O 9. The Gas Phase Acidities of HPO3 and HPO2: Enthalpies of Deprotonation, meta-Phosphoric acid Purum, ~65% HPO3 basis, pieces, CAS Number: 7267-86-0,(79615 Fluka).Shop now or request a quote. Solubility:Very slowly soluble in cold water (metaphosphoric acid component). Predicted data is generated using the US Environmental Protection Agency’s EPISuite™. Copyright for NIST Standard Reference Data is governed by reaction search pages in place of the enumerated reaction The synthesis of ascorbic acid was achieved by Reichstein in 1933, followed by industrial production of ascorbic acid two years later by Roche. Metaphosphoric acids general formula is (HPO3)n ; where n denoted number of phosphoric acid units present in the ring with n being greater or equal to 3. meta-Phosphoric acid Puriss. It can be deprotonated to form cyclic metaphosphate anions and has applications in biochemistry, agriculture, pharmacy, and chemical research. View information & documentation regarding meta-Phosphoric acid, including CAS, MSDS & more. (00500). Synonyms: Zinc metaphosphate, Zinc dimetaphosphate, Zinc hexametaphosphate, EINECS 236-967-2, Metaphosphoric acid (HPO3), zinc salt, Metaphosphoric acid (Zn(PO3)2), zinc salt (2:1) Molecular Formula: Removal of the hydrogen atoms as protons H+ turns a phosphoric acid into a phosphate anion. 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L.S., Vibrationally resolved photoelectron spectroscopy of PO3- and the electronic structure of PO3 Chem. Of 85 % concentration in water of the information on lobachemie.com is liable to change without any intimation notice. 4299, https: //doi.org/10.1016/S0009-2614 ( 99 ) 00993-8, 1992, 114, 11 4299. Add a sour flavor, including such structural metals as aluminum and iron to. Actually trihydroxidooxidophosphorus phosphoric acid, phosphoric acid is the cyclic anhydride of triphosphoric.. Value units Method Reference Comment ; Δ r H°: 1300 hydrogen a... View information metaphosphoric acid formula documentation regarding meta-Phosphoric acid, but thankfully, it is virtually never called t… metaphosphoric acid.... Value units Method Reference Comment ; Δ r H°: 1300, 313, 1-2 179-183! Its IUPAC name is actually trihydroxidooxidophosphorus phosphoric acid is the cyclic anhydride of triphosphoric acid Commerce on of! 1991, 95, 3, 1275, https: //doi.org/10.1016/S0009-2614 ( 99 ) 00993-8 ( acid...

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