phosphorus pentoxide desiccant

PRODUCT FEATURES. Phosphorus pentoxide is a chemical compound with molecular formula P 4 O 10 (with its common name derived from its empirical formula, P 2 O 5). A desiccant is a substance that absorbs water. It is prepared by phosphorus *Please select more than one item to compare This white crystalline solid is the anhydride of phosphoric acid. Phosphorus pentoxide is a powerful desiccant suitable for drying neutral and acid gases, saturated alipathic and aromatic hydrocarbons, nitriles, alkyl and acryl halogenides, and carbon disulfide. The second type is an alkaline desiccant, which has a solid caustic soda, a lime desiccant and soda lime (a mixture of sodium hydroxide and calcium oxide); Phosphorus pentoxide is a chemical compound with molecular formula P4O10. It is a powerful desiccant and dehydrating agent. Phosphorus Pentoxide. It has several other names such as phosphoric anhydride, phosphorous (V) oxide, diphosphorus pentoxide etc. This white crystalline solid is the anhydride of phosphoric acid. The safest method is to dry in a vacuum desiccator over concentrated sulphuric acid, phosphorus pentoxide, silica gel, calcium chloride, or some other desiccant. When saturated with water from a continuous flow of air of high humidity, its capacity was found to be 5-15 g of water or 18-3 % of its original … Technical Information. The indicated coproduct P4O9(OH)2 is an idealized formula for undefined products resulting from the hydration of P4O10. You can search for and download your certificate of analysis for the selected product here. It is a chemical compound with molecular formula. However, a similar problem arises with respect to nucleation as in ordinary mixing: it is not simply a case of a desiccant action such as shown by phosphorus pentoxide. This white crystalline solid is the anhydride of phosphoric acid. This white crystalline solid is the anhydride of phosphoric acid. Specialist Manufacturers of Elemental Analyser Consumables - Over 1000 products for Thermo, Sercon, Costech, Elementar, Eurovector, Perkin Elmer & Leco EA's - Unconditional Satisfaction Guarantee for elemental analysis and stable isotope applications - Competitively priced quality products shipped from stock directly to you - worldwide These manufacturing companies are providing high quality phosphorus pentoxide as per clients requirements. This form can be made by condensing the vapor of phosphorus pentoxide rapidly, the result is an extremely hygroscopic solid.[4]. Phosphorus pentoxide is used as a chemical intermediate and condensing agent for organic reactions. Meier, M. S. "Phosphorus(V) Oxide" in Encyclopedia of Reagents for Organic Synthesis (Ed: L. Paquette) 2004, J. Wiley & Sons, New York. Formula of … General description: Phosphorus pentoxide (P2O5) is a phosphorous oxide. It is corrosive to metal and is very irritating – it may cause severe burns to the eye, skin, mucous membrane, and respiratory tract even at concentrations as low as 1 mg/m3. Tidwell, This is mostly used for polar solvents that are miscible or highly soluble in water, especially when norm… Alibaba.com offers 799 phosphorus pentoxide desiccant products. The most important application is for the conversion of primary amides into nitriles:[8]. The solid reacts with water violently to produce phosphoric acid. 99% Phosphorus Pentoxide for Desiccant, Find Details about Diphosphorus Pentoxide, P2o5 from 99% Phosphorus Pentoxide for Desiccant - Jiangsu Bohan Industry Trade Co., Ltd. Fiction. Structure. Phosphorus pentoxide must be kept in closed and sealed bottles, away from any moisture. T. T. "Dimethyl Sulfoxide–Phosphorus Pentoxide" in Encyclopedia of Reagents for Organic Synthesis (Ed: L. Paquette) 2004, J. Wiley & Sons, New York. D. E. C. Corbridge "Phosphorus: An Outline of its Chemistry, Biochemistry, and Technology" 5th Edition Elsevier: Amsterdam. Property Value; dbo:abstract: Phosphorus pentoxide is normally used an industrial desiccant and plays a role as an intermediate reactant to turn acid into the… Contact with eyes will result in severe eye damage, even blindness. It is a powerful desiccant. The most familiar one, a metastable form,[1] shown in the figure, comprises molecules of P4O10. Phosphorus pentoxide is an extremely powerful desiccant, and contact with bare hand must be avoided. Phosphorus pentoxide is a powerful desiccant and dehydrating agent, reacting violently with water and releasing heat. Appearance. It is a powerful desiccant and dehydrating agent. To make a request, please provide your e-mail address and the required language. It is most commonly used to remove humidity that would normally degrade or even destroy products sensitive to moisture. Put all products for your subscription in the desired quantity in the basket. Then it appears there are 10 oxygen atoms where is the 5 coming from? Phosphorus pentoxide supported on alumina has been used for solvent-free and microwave-assisted synthesis of 1, 5-benzodiazepine derivatives. No certificate of analysis was found for the selected product. Phosphorus oxides: P4O6, P4O7, P4O8, P4O9, and P4O10. Where substances are stable in air and melt above 100°C, drying in an air oven may be adequate. Phosphorus Pentoxide. The second type is an alkaline desiccant, which has a solid caustic soda, a lime desiccant and soda lime (a mixture of sodium hydroxide … P4O10 is prepared by burning tetraphosphorus with sufficient supply of oxygen: For most of the 20th century, phosphorus pentoxide was used to provide a supply of concentrated pure phosphoric acid. Compare Products: Select up to 4 products. Please provide your batch number. The solid reacts with water violently to produce phosphoric acid. phosphorus pentoxide. White Hygroscopic Powder. You’re mixing things up. Its density is 2.30 g/cm3. The stable form is a higher density phase, also orthorhombic, the so-called O' form. Art. Examples of effect: Damage metals and burn body tissues; may cause serious eye damage. Phosphorus pentoxide is a chemical compound with formula P2O5. Phosphorous pentoxide is an inorganic chemical compound, composed of four phosphorus atoms and ten oxygen atoms. Phosphorus Pentoxide, Reagent, ACS is the anhydride of phosphoric acid and a powerful dehydrating and desiccant agent. Phosphorus pentoxide is normally used as an industrial desiccant and plays a role as an intermediate reactant to turn acid into their anhydride counterparts. It participates in Pictet-Gams synthesis. 98% 99.6-. Phosphorus pentoxide, P2O5 /CAS:1314-56-3, Desiccant, dehydrating agent---- packing weight (Net weight) can be customized accordingly. Compare Products: Select up to 4 products. Thanks for asking. In the thermal process, the phosphorus pentoxide obtained by burning white phosphorus was dissolved in dilute phosphoric acid to produce concentrated acid. It is an anhydride of phosphoric acid. [3] It is closely related to the corresponding anhydride of phosphorous acid, P4O6. Article Views are the COUNTER-compliant sum of full text article downloads since November 2008 (both PDF and HTML) across all institutions and individuals. As with most materials in contact with the atmosphere, even at moderate humidities, hemihydrate a d sorbs something approaching a monolayer of water, but reaction … Phosphorus pentoxide is a chemical compound with molecular formula P4O10 (with its common name derived from its empirical formula, P2O5). It is a powerful desiccant. Its molecular formula is P 4 O 10 but it is found as a dimer of P 2 O 5. Ph Eur”. It is a powerful desiccant. This white crystalline solid is the anhydride of phosphoric acid. Since acetone has the lowest dielectric constant of the sol- vents investigated here, it might be predicted that its drying should be relatively easy. Get Latest Price. Phosphorus pentoxide supported on alumina has been used for solvent-free and microwave-assisted synthesis of 1, 5-benzodiazepine derivatives. This white crystalline solid is the anhydride of phosphoric acid. It reacts with water to form phosphoric acid H3PO4. Salting out is a technique that takes advantage of one solvent's reduced solubility in a solution of some compound relative to its solubility in pure water. Phosphorus pentoxide is a powerful desiccant and dehydrating agent, reacting violently with water and releasing heat. This white crystalline solid is the anhydride of phosphoric acid. It is a strong desiccant. As an ACS grade quality reagent, its chemical spec Phosphorus pentoxide is a chemical compound with molecular formula P4O10 (with its common name derived from its empirical formula, P2O5). It consists of a 3-dimensional framework, density 3.5 g/cm3. It is highly hygroscopic and is, therefore, used as a dehydrating agent and as a desiccant. Common chemical desiccants can be divided into three categories: One type is an acidic desiccant, which is rich in H2SO4, phosphorus pentoxide P2O5 (non-dryable NH3), silica gel desiccant, etc. It is generally found as a dimer of P 2 O 5 that’s why it is known as phosphorous pentoxide. When saturated with water from a continuous flow of air of high humidity, its capacity was found to be 5 … Remove contact lenses, if present and easy to do. Sicapent is a granular dessicant comprising ~75% phoshorus pentoxide on an inert inorganic carrier. Desiccants must be chemically compatible with the material being dried, and, if in doubt, the … This is a white, flammable, dangerous, and extremely deliquescent solid. This white crystalline solid is the anhydride of phosphoric acid. It is a powerful desiccant and dehydrating agent. Continue rinsing, immediately call a POISON CENTER/doctor/... Occupational Safety and Personal Protection, Microbiology, Cell culture, Sterilization, Neutral and acidic gases, saturated aliphatic and aromatic hydrocarbons, acetylene, anhydrides, nitriles, alkyl and aryl halides, hydrogen sulphide, Alcohols, amines, acids, ketones, ethers, hydrogen chloride, hydrogen fluoride. Ph Eur”. Phosphorus pentoxide is a potent dehydrating agent as indicated by the exothermic nature of its hydrolysis: However, its utility for drying is limited somewhat by its tendency to form a protective viscous coating that inhibits further dehydration by unspent material.

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