Convert grams boron trifluoride to moles or moles boron trifluoride to grams. Borontrifluoride bf3 is a nonflammable compressed gas. Boron trifluoride is not known to decompose thermally. Boron trifluoride boron trifluoride is a colorless gas which has an acidic, irritating, persistent odor which in moist air, hydrolyzes to form white dense fumes. The analysis is based on measurement of fluoroborate using an ion specific electrode. Book of semi standards, facilities standards and safety guidelines. Boron trifluoride methyl sulfide complex is a common reagent used for dealkylation of. The number of electrons in each of borons shells is 2, 3 and. Boron trifluoride dimethanol complex, 5052% ww boron trifluoride alfa aesar formula.
Structure, properties, spectra, suppliers and links for. Boron trifluoride chemical formula properties of boron. Upon contact with water, steam or when heated to decomposition, boron trifluoride will produce toxic fluoride fumes. As the market has a number of players in the boron trifluoride market, major players are focusing on providing customized complexes as per requirement for specific applications. Boron trifluoride is a particularly effective catalyst when alcohols are used, converting them into. Gulbrandsen provides industrial grade boron trifluoride to the petrochemical industry where we offer global logistics options. Actual capacity is a function of final cylinder pressure. Inhaling the gas will irritate the respiratory system and burns. Leepoxys leecure b series of epoxy curatives is a family of boron trifluoridebased accelerators. Enriched boron trifluoride sds 2 safe delivery source 11bf 3 jy note.
Typified by boron trifluoride and its complexes, these lewis acid catalytic epoxy curing agents homopolymerise the epoxide group rather than the coreaction mechanism of reactive intermediates that is applicable for the amines and anhydrides. Convert grams boron trifluoride to moles conversion of. The global boron trifluoride market has been segmented as follows. Honeywell boron trifluoride as the world leader in boron trifluoride bf 3 production and delivery, our customers know we understand the rigorous requirements for producing and handling bf 3 with the quality and safety they demand. Hill book co inc, 1953, pp 22921 national nuclear energy series. Boron trifluoride acute exposure guideline levels for. It is stable as a solution in etheran excess of ether compared to bf 3 but not as a pure stoichiometric substance. Narahari rao laboratory of molecular spectroscopy and infrared studies. Browse our library of bf 3 technical documents for the critical usage and safety information you need. Boron trifluoride ethylamine boron trifluoride ethylamine 2 filter. Leepoxys leecure b series of epoxy curatives is a family of boron trifluoridebased. Boron trifluoride an overview sciencedirect topics.
The adduct with diethyl ether, boron trifluoride diethyl etherate or just boron trifluoride etherate bf 3 oet 2 is a conveniently handled liquid and consequently is a widely encountered as a laboratory. Its fire retardant and antioxidant properties are used. Noncombustible, substance itself does not burn but may decompose upon heating to produce. Boron trifluoride bf3 cid 6356 structure, chemical names, physical and chemical. Pyridine boron trifluoride journal of the american. Boron trifluoride, bf3 post by madeline offerman 3g sun nov 29, 2015 7. Global boron trifluoride market, by grade global boron trifluoride market growth overview and predictions on size, share and trend through 202. Boron trifluoride fumes strongly dense white mist in moist air to form corrosive hydrogen fluoride, fluoboric acid and boric acid. This chemical inventory is oshas premier onestop shop for occupational chemical information. Documentation of the threshold limit values for substances in workroom air.
As the world leader in boron trifluoride bf 3 production and delivery, our customers know we understand the rigorous requirements for producing and handling bf 3 with the quality and safety they. Boron trifluoridemethanol complex possesses autoignition temperature of. The color depends upon the concentration of the product. Toxic by inhalation, in contact with skin and if swallowed. Series 3610a 316 lb regulator series 3330180 302 cross purge 4775330 423 personal monitor iq250 398.
Storage areas must be free of excess moisture, and to minimize corrosion, the cylinders must not be stored on damp ground. Boron trifluoride is a strong lewis acid and is, therefore, an excellent catalyst that is used in polymerizations, esterifications, and alkylations. These accelerators span a broad reactivity range and are useful in the formulation of epoxy systems. Given careful acid selection, the cure can either proceed very rapidly at room or even lower temperature or, alternatively, provide a long room temperature potlife, ultimately requiring a moderate to elevated temperature to initiate the cure. Excerpt from erg guide 157 substances toxic andor corrosive noncombustible watersensitive. Its fire retardant and antioxidant properties are used by the magnesium industry for protecting molten magnesium and its alloys from oxidation niosh 1976. This method describes the collection and analysis of airborne boron trifluoride. Boron trifluoride etherate, strictly boron trifluoride diethyl etherate, or boron trifluorideether complex, is the chemical compound with the formula bf 3 oc 2 h 5 2, often abbreviated bf 3 oet 2. Description, boron trifluoride is a colorless gas with a pungent odor. The same corrosive substances are produced on contact with the human. American conference of governmental industrial hygienists, pp. Synthesis of pyridine and pyrazinebf3 complexes and their characterization in solution and solid state.
The same corrosive substances are produced on contact with the human body. Reaction with alkali metals or alkaline earth metals except magnesium will cause incandescence bretherick, 5th ed. Its a colorless, pungent smelling water gas, produces white forms in the moist air, gets distilled under vacuum and soluble in water. An excess of aluminum chloride at elevated temperatures favors metadialkyl or symmetrical trialkyl derivatives. It compiles information from several government agencies and organizations. The principal acute effect in animals is irritation of the mucous membranes of the.
It also is used to catalyze the cleavage of ethers to alcohols, to catalyze esterification reactions, and in the nitration and sulfonation of aromatic compounds. Boron trifluoride article about boron trifluoride by the. Osha occupational chemical database occupational safety. Molecular weight of boron trifluoride convert units. Tga results showed that the rpeso polymers were thermally stable at temperatures lower than 200 c and significant decomposition mainly occurred above 340. Chemical identification and physical properties exposure limits sampling information. As the market has a number of players in the boron trifluoride. Narahari rao laboratory of molecular spectroscopy and infrared studies, department of physics, the ohio state university, columbus, ohio and l. Sigmaaldrich offers a number of boron trifluoride 1butanol solution products. Inhaling the gas will irritate the respiratory system and burns can result if the gas touches the skin in high concentrations. Similarly, gaseous boron trifluoride bf3 is more easily used as its liquid complex with diethyl ether, called bf3 etherate, rather than as the toxic, corrosive gas. Boron trifluoride is a colorless gas that is corrosive to tissues due to its rapid hydrolysis to hydrofluoric acid and boric acid.
The adduct with diethyl ether, boron trifluoride diethyl etherate, or just boron trifluoride etherate, bf 3 oet 2 is a conveniently handled liquid and consequently is widely encountered as a laboratory source of bf 3. Boron trifluoride acetic acid complex cameo chemicals noaa. Borontrifluoride bf3 is a nonflammable compressed gas that is used as an acidic catalyst or cocatalyst in a varying array of organic synthesis reactions. B11 enriched boron trifluoride 11bf3 at the boron isotope enrichment facility located in. Honeywell boron trifluoride technical information brochure. At high concn, boron trifluoride causes burns to skin similar to those caused by hydrogen fluoride, although boron trifluoride burns do not penetrate as deeply as do hydrogen fluoride burns.
Bf3 vapor reacts rapidly with water in the air to form bf3 hydrates. Boron trifluoride is a colorless, strongly irritating, toxic gas. Boron trifluoride ethylamine complex american elements. Boron trifluoride is the inorganic compound with the formula bf3. Fire or excessive heat may produce hazardous decomposition products. Enriched boron trifluoride sds 2 safe delivery source. At high concn, boron trifluoride causes burns to skin similar to those. Boron trifluorideamine complex bf3 leepoxy plastics. A very corrosive, moisturesensitive liquid, when heated to decomposition it emits toxic fumes of fluoride and oxides of boron lewis, 3rd ed.
This pungent colourless toxic gas forms white fumes in moist air. One well documented route involves the thermal decomposition of diazonium salts of bf. The magnetron method, lacking mass analysis, is not considered reliable b. Acute exposure guideline levels for selected airborne. Boron trifluoride substance information hazmat tool. Boron trifluoride, 12% in methanol catalog numbers. Boron trifluoride b 2 f 4 is an inorganic chemical compound produced by reacting the dry boric oxide and sodium fluoroborate along with the concentrated sulphuric acid.
Journal of molecular spectroscopy 18, 404411 1965 v3 of boron trifluoride sister noel dreska i and k. The compound is used as a source of boron trifluoride in many chemical reactions that require a lewis acid. Material safety data sheet for boron trifluoride bf3. No boron trifluoride storage area may contain explosives or flammable materials. Osha occupational chemical database occupational safety and. Reaction with excess water forms fluoroboric acid a strong acid, boric acid and hydroxy fluoroboric acids. Hazardous decomposition products shall include those products released. It is a useful lewis acid and a versatile building. Boron trifluoride bf 3 is a wellknown catalyst for a number of chemical reactions. Quick conversion chart of grams boron trifluoride to mol. Boron trifluoride is commonly used as a catalyst for friedelcrafts alkylation reactions.
Santa cruz bio santa cruz bio 1 sigmaaldrich sigmaaldrich 1 filter. Boron trifluoride is a colorless gas which has an acidic, irritating, persistent odor which in moist air, hydrolyzes to form white dense fumes. Other articles where boron trifluoride is discussed. Global boron trifluoride market, by grade global boron trifluoride market growth overview and predictions on size, share and trend. Upon contact with water, steam or when heated to decomposition, it will produce toxic fluoride fumes. Carbon monoxide, carbon dioxide, boron trifluoride, diethyl ether, hydrogen fluoride gas, oxides of boron. It is a useful lewis acid and a versatile building block for other boron compounds. The principal acute effect in animals is irritation of the mucous membranes of the respiratory tract and eyes. Safety data sheet boron trifluoride section 1 linde gas. It is a colorless liquid, although older samples can appear brown. Boron trifluoride and complexes market future market insights.
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