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*  Biginelli reaction
The reaction can be catalyzed by Brønsted acids and/or by Lewis acids such as copper(II) trifluoroacetate hydrate and boron ... This final step ensues a second condensation and results in the Biginelli compound. In 1987, Atwal et al. reported a ...
*  Control rod
Alloys or compounds may also be used, such as high-boron steel, silver-indium-cadmium alloy, boron carbide, zirconium diboride ... and therefore alloys or compounds have to be used instead. Common choices are high-boron steel and boron carbide. The latter is ... Many other compounds of rare earth elements can be used, such as samarium with boron-like europium and samarium boride, which ... Less absorptive compounds of boron similar to titanium, but inexpensive, such as molybdenum as Mo2B5 Since they all swell with ...
*  Lithium tetrafluoroborate
Robert, Brotherton; Joseph, Weber; Clarence, Guibert & John, Little (2000). "Boron Compounds". Ullmann's Encyclopedia of ... Because LiBF4 and other alkali-metal salts thermally decompose to evolve boron trifluoride, the salt is commonly used as a ... Lithium tetrafluoroborate is an inorganic compound with the formula LiBF4. It is a white crystalline powder. It has been ...
*  Decaborane
"Boron and Compounds". National Pollutant Inventory. Australian Government. "Decaborane". Organic Chemistry Portal. "Boron ... This white crystalline compound is one of the principal boron hydride clusters, both as a reference structure and as a ... Each boron has one "radial" hydride, and four boron atoms near the open part of the cluster feature extra hydrides. In the ... In fusion research, the neutron-absorbing nature of boron has led to the use of these thin boron-rich films to "boronize" the ...
*  Pentaborane(11)
It inflames in air.[citation needed] Boron compounds: pentaborane (11). Webelements.com. Retrieved 2014-10-02. Boranes. Science ... Pentaborane(11) is inorganic compound with the chemical formula B5H11. It is a colorless liquid at room temperature with a ...
*  DuPont Central Research
Ionic boron compounds. U.S. Patent 3390966 (1968). Knoth, Walter H., Jr. Neutral and singly charged derivatives of decaboranes ... The discovery that tetrafluorethylene would cyclize with a wide variety of compounds to give fluorinated compounds opened up ... Urea and uracil compounds discovered in CRD were potent and selective herbicides, propelling DuPont into the agricultural ... Synthesis of new organic and inorganic compounds accounted for about half of the total research. When the National Institute of ...
*  Crystal structure of boron-rich metal borides
Thus, boron compounds are often regarded as electron-deficient solids. Icosahedral B12 compounds include α-rhombohedral boron ( ... Contrary to other boron-rich icosahedral compounds, the boron icosahedra from different layers are not directly bonded. The ... The bridging boron site is tetrahedrally coordinated by four boron atoms. Those atoms are another boron atom in the counter ... most of them are ternary Sc-B-C compounds. There are many boron-rich phases in the boron-rich corner of Sc-B-C phase diagram, ...
*  Katherine Warington
... the agricultural consumption of boron compounds attained considerable dimension". Warington went on to produce papers on other ... Her work on boron was the basis for her D.Sc. from the University of London. Katherine Warington's father had worked at ... Warington's work with boron came about because an entomologist wanted to find a way of making bean plants distasteful to black ... By 1923 she had published the proof that boron was essential to the healthy growth of broad beans. Dr Hugh Nicol commented "It ...
*  William Dale Phillips
Phillips, W. D.; Miller, H. C.; Muetterties, E. L. B11 magnetic resonance study of boron compounds. Journal of the American ...
*  Evamarie Hey-Hawkins
... especially derivatives of boron and phosphorus. She has also been conducted research on bioactive boron compounds. She has ... Much of her work focuses on main group compounds, ...
*  Borax
... , also known as sodium borate, sodium tetraborate, or disodium tetraborate, is an important boron compound, a mineral, and ... Borax can also be produced synthetically from other boron compounds. Naturally occurring borax (known by the trade name ... In this structure, there are two four-coordinate boron atoms (two BO4 tetrahedra) and two three-coordinate boron atoms (two BO3 ... as a precursor for other boron compounds, and along with its inverse, boric acid, is useful as an insecticide. In artisanal ...
*  Borate
This procedure is used for analysis of trace amounts of borate and for analysis of boron in steel. Like all boron compounds, ... In terms of valence bond theory the bonds are formed by using sp2 hybrid orbitals on boron. Some compounds termed orthoborates ... The term "borates" may also refer to tetrahedral boron anions, or more loosely to chemical compounds which contain borate ... includes two tetrahedral and two trigonal boron atoms symmetrically assembled in cyclic structure. The two tetrahedral boron ...
*  Diborane
Synonyms include boroethane, boron hydride, and diboron hexahydride. Diborane is a key boron compound with a variety of ... Diborane is the chemical compound consisting of boron and hydrogen with the formula B2H6. It is a colorless, highly unstable ... ISBN 0-471-11280-1. International Chemical Safety Card 0432 National Pollutant Inventory - Boron and compounds NIOSH Pocket ... 6 LiBF4 Two laboratory methods start from boron trichloride with lithium aluminium hydride or from boron trifluoride ether ...
*  Boron
... is introduced into semiconductors as boron compounds, by ion implantation. Estimated global consumption of boron (almost ... Allotropes of boron Boron deficiency Boron oxide Boron nitride Boron neutron capture therapy Boronic acid Hydroboration- ... near Boron, California. The average cost of crystalline boron is $5/g. Free boron is chiefly used in making boron fibers, where ... In these compounds the oxidation state of boron is often not a whole number. The boron nitrides are notable for the variety of ...
*  Diboron tetrachloride
... as a Reagent for the Synthesis of Organo-boron Compounds. I. The Reaction of Diboron Tetrachloride with Ethylene1". Journal of ... B2Cl4 The compound is used as a reagent for the synthesis of organoboron compounds. For instance, diboron tetrachloride reacts ... Diboron tetrachloride is a chemical compound with the formula B2Cl4. It can be formed by the electrical discharge procedure of ... The electrical discharge procedure of boron trichloride can be divided into three steps: BCl3 → BCl2 + Cl Cl + Hg(electrode) → ...
*  Andean flamingo
The habitat of the Andean flamingo is rich in boron compounds, specifically borax. Borax is fairly toxic at high dosages to ... "Estimation of Human Daily Boron Exposure in a Boron-Rich Environment." British Journal of Nutrition. 98(3):571-575. Flamingo ... As a consequence, these areas are concentrated with toxic compounds due to mineral and hydrocarbon exploration. Since the 1980s ... Studies testing the effects of borax exposure in animals show that excess boron causes skeletal malformations, cardiovascular ...
*  Oligodynamic effect
"Boron Compounds", Ullmann's Encyclopedia of Industrial Chemistry (7th ed.), Wiley, pp. 1-23, doi:10.1002/14356007.a04_309 ... Thallium compounds such as thallium sulfate have been used for impregnating wood and leather to kill fungal spores and bacteria ... Some organic lead compounds are used as industrial biocides: thiomethyl triphenyllead is used as an antifungal agent, cotton ... Organic mercury compounds have been used as topical disinfectants (thimerosal, nitromersol and merbromin) and preservatives in ...
*  Soft error
Baumann, R.; Hossain, T.; Murata, S.; Kitagawa, H. (1995). "Boron compounds as a dominant source of alpha particles in ... In this application the glass is formulated with a boron content of 4% to 5% by weight. Naturally occurring boron is 20% 10B ... Boron-11 is a by-product of the nuclear industry. For applications in medical electronic devices this soft error mechanism may ... Boron has been used in BPSG, the insulator in the interconnection layers of integrated circuits, particularly in the lowest one ...
*  Trimethyldiborane
Altschuller, Aubrey P. (4 October 1955). "Calculated Heats of Formation and Combustion of Boron Compounds (Boron, Hydrogen, ... Bell, R. P.; Emeléus, H. J. (1948). "The boron hydrides and related compounds". Quarterly Reviews, Chemical Society. 2 (2): 132 ... Trimethyldiborane has two methyl groups on one boron atom, and one methyl and a hydrogen on the second boron atom. A bridge of ... The chemistry of boron. Part VI. New preparative methods and decomposition studies relating to methyldiboranes". Journal of the ...
*  1,1-Dimethyldiborane
Altschuller, Aubrey P. (4 October 1955). "Calculated Heats of Formation and Combustion of Boron Compounds (Boron, Hydrogen, ... Bell, R. P.; Emeléus, H. J. (1948). "The boron hydrides and related compounds". Quarterly Reviews, Chemical Society. 2 (2): 132 ... The chemistry of boron. Part VI. New preparative methods and decomposition studies relating to methyldiboranes". Journal of the ... 1,1-Dimethyldiborane is the organoboron compound with the formula (CH3)2B(μ-H)2BH2. A pair of related 1,2-dimethyldiboranes are ...
*  Gutmann-Beckett method
doi: 10.1039/c2dt30334e B. Sivaev, V.L. Bregadze, "Lewis acidity of boron compounds", Coord. Chem. Rev., 2014, 270/271, 75-88. ... and its application to boron compounds in general has been reviewed. The Gutmann-Beckett method has been successfully applied ... Boron trihalides are archetypal Lewis acids and have the following AN values: BF3 (89) < BCl3 (106) < BBr3 (109) < BI3 (115). ... doi: 10.1039/b704417h V. Gutmann, "Solvent effects on reactivities of organometallic compounds", Coord. Chem. Rev., 1976, 18, ...
*  Ate complex
... the ate complex of a boron compound is called a borate. Thus trimethylborane and methyllithium react to form the ate compound ... Ate complexes are inversely analogous to onium compounds. Lewis acids form -ate ions when the central atom gains one more bond ...
*  Boron trifluoride
"BORON TRIFLUORIDE ICSC: 0231". International Chemical Safety Cards. CDC. "Boron & Compounds: Overview". National Pollutant ... "Fluoride Compounds: Overview". National Pollutant Inventory. Australian Government. "Boron trifluoride". WebBook. NIST. "Boron ... Boron trifluoride is the inorganic compound with the formula BF3. This pungent colourless toxic gas forms white fumes in moist ... It is a useful Lewis acid and a versatile building block for other boron compounds. The geometry of a molecule of BF3 is ...
*  Three-center two-electron bond
... s are seen in many boron compounds, such as diborane (B2H6). The monomer BH3 is unstable since ... A B−H−B 3-center-2-electron bond is formed when a boron atom shares electrons with a B−H bond on another boron atom. In ... This type of bond also occurs in carbon compounds, where it is sometimes referred to as hyperconjugation; another name for ... each boron is surrounded by a stable octet. The two electrons (corresponding to one bond) in a B−H−B bonding molecular orbital ...
*  Flame projector
Lithium and strontium are red, sodium is bright yellow, copper and boron compounds are blue or green. Bonnie J. Kosanke (1995 ... Potassium compounds make purple compounds, for instance. ...
*  Incendiary device
A variety of pyrophoric materials can also be used: selected organometallic compounds, most often triethylaluminium, ... trimethylaluminium, and some other alkyl and aryl derivatives of aluminium, magnesium, boron, zinc, sodium, and lithium, can be ...
*  Nickel boride
The product is not nickel boride but nanoparticles of nickel disperses in a boron compound matrix. The P−2 form is prepared ... Ni2B has been suggested to be an amorphous compound, composed of nickel bonded to individual boron centres. However it contains ... Nickel compounds are possible carcinogens and contact with skin should be avoided. Particular care should be taken whenever ... Nickel borides are inorganic compounds with the chemical formula NixBy, where x and y vary. A common formula is Ni2B, which is ...