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*  Fluorine-containing benzoylguanidines - Patent # 5747539 - PatentGenius
Fluorine-containing benzoylguanidines of the formula I ##STR1## in which R.sup.1, R.sup.2 and R.sup.3 have the meanings ... 1. A fluorine-containing benzoylguanidine compound of the formula I ##STR6## in which R.sup.2 is OCF.sub.3 or CF.sub.3 and ... Fluorine-containing benzoylguanidines of the formula I ##STR1## in which R.sup.1, R.sup.2 and R.sup.3 have the meanings ... The invention relates to fluorine-containing benzoylguanidines of the formula I ##STR2## in which R.sup.1 is H, F, Cl, Br, I, A ...
http://www.patentgenius.com/patent/5747539.html
*  HKU Scholars Hub: Novel anionic fluorine-containing amphiphilic self-assembly polymer micelles for potential application in...
Novel anionic fluorine-containing amphiphilic self-assembly polymer micelles for potential application in protein drug carrier ... Novel anionic fluorine-containing amphiphilic self-assembly polymer micelles for potential application in protein drug carrier ... Journal Of Fluorine Chemistry, 2012, v. 141, p. 21-28 How to Cite?. ... Article: Novel anionic fluorine-containing amphiphilic self-assembly polymer micelles for potential application in protein drug ...
http://hub.hku.hk/handle/10722/159751
*  METHOD OF ADSORBING AND METHOD OF RECOVERING FLUORINE-CONTAINING COMPOUND - Patent application
0001]The present invention relates to a method of adsorbing a C2-C6 fluorine-containing compound, in which the C2-C6 fluorine- ... 0007]The present invention provides a method of adsorbing a C2-C6 fluorine-containing compound, wherein the C2-C6 fluorine- ... 0009]It is capable to recover the C2-C6 fluorine-containing compound by collecting the desorbed fluorine-containing compound. ... 0027]The fluorine-containing compound is adsorbed in the active carbon by contacting the liquid containing the fluorine- ...
http://www.patentsencyclopedia.com/app/20100197964
*  Fluorocarbon - Wikipedia
Additionally, multiple carbon-fluorine bonds increase the strength and stability of other nearby carbon-fluorine bonds on the ... Larsen ER (1969). "Fluorine Compounds in Anesthesiology: VI Flammability". Fluorine Chem. Rev. 3: 22-27. Flutec (Technical ... As fluorine is itself manufactured by the electrolysis of hydrogen fluoride, ECF is a rather more direct route to fluorocarbons ... The process proceeds at low voltage (5 - 6 V) so that free fluorine is not liberated. The choice of substrate is restricted as ...
https://en.wikipedia.org/wiki/Fluorocarbon
*  Fluorine deficiency - Wikipedia
Disputes over the essentiality of fluorine date back to the 19th century, when fluorine was observed in teeth and bones. In ... Fluorine is one of the most common and rich elements to exist within the Earth's crust. It is most commonly found in its ion ... Fluoride or fluorine deficiency is a disorder which may cause increased dental caries (or tooth decay, is the breakdown of ... Fluorine is not considered to be an essential nutrient, but the importance of fluorides for preventing tooth decay is well- ...
https://en.wikipedia.org/wiki/Fluorine_deficiency
*  Fluorine perchlorate - Wikipedia
Fluorine perchlorate is the rarely encountered chemical compound of fluorine, chlorine, and oxygen with the chemical formula ... ISBN 1-56670-223-2 Rohrback, G. H.; Cady, G. H. (1947). "The Preparation of Fluorine Perchlorate from Fluorine and Perchloric ... Fluorine perchlorate is not analogous to perchloric acid because the fluorine atom does not exist as a positive ion. It ... "Reactions of fluorine perchlorate with fluorocarbons and the polarity of the oxygen-fluorine bond in covalent hypofluorites". ...
https://en.wikipedia.org/wiki/Fluorine_perchlorate
*  Fluorine-18 - Wikipedia
Fluorine-18 (18F) is a fluorine radioisotope which is an important source of positrons. It has a mass of 18.0009380(6) u and ... Radiopharmaceuticals using fluorine must therefore be synthesized after the F-18 has been produced. Fluorine-18 is often ... Fluorine-18 is an important isotope in the radiopharmaceutical industry, and is primarily synthesized into fluorodeoxyglucose ( ... Fowler J. S. and Wolf A. P. (1982) The synthesis of carbon-11, fluorine-18 and nitrogen-13 labeled radiotracers for biomedical ...
https://en.wikipedia.org/wiki/Fluorine-18
*  Fluorine nitrate - Wikipedia
Nitro Fluoride is an unstable derivative of nitric acid with the formula FNO 3. It is shock-sensitive. Due to its instability, it is often produced from chlorine nitrate as needed. Ruff, Otto; Kwansik, Walter (1935). "The fluorination of nitric acid. The nitroxyfluoride, NO3F". Angewandte Chemie. 48: 238-240. doi:10.1002/ange.19350481604. Greenwood, Norman N.; Earnshaw, Alan (1997). Chemistry of the Elements (2nd ed.). Butterworth-Heinemann. ISBN 0-08-037941-9 ...
https://en.wikipedia.org/wiki/Fluorine_nitrate
*  Compounds of fluorine - Wikipedia
Fluorine's electrons cannot exhibit this d character since there are no such d orbitals close in energy to fluorine's valence ... The carbon-fluorine bond of the smaller molecules is formed in three principal ways: Fluorine replaces a halogen or hydrogen, ... Therefore, fluorine's only common oxidation state is −1. It differs from this value in elemental fluorine, where the atoms are ... While an individual fluorine atom has one unpaired electron, molecular fluorine (F2) has all the electrons paired. This makes ...
https://en.wikipedia.org/wiki/Compounds_of_fluorine
*  Fluorine absorption dating - Wikipedia
Fluorine absorption dating is a method used to determine the amount of time an object has been underground. Fluorine absorption ... Many instances of this dating method compare the amount of fluorine and uranium in the bones to nitrogen dating to create more ... As not all objects absorb fluorine at the same rate, this also undermines the accuracy of such a dating technique. Although ... Older bones have more fluorine and uranium and less nitrogen. But because decomposition happens at different speeds in ...
https://en.wikipedia.org/wiki/Fluorine_absorption_dating
*  Phases of fluorine - Wikipedia
At −228 °C (−378 °F) fluorine undergoes a solid-solid phase transition into a monoclinic structure called alpha-fluorine. This ... Burdon, J.; Emson, B.; Edwards, A. J. (1987). "Is Fluorine Gas Really Yellow?". Journal of Fluorine Chemistry. 34 (3-4): 471. ... Fluorine solidifies at −220 °C (−363 °F) into a cubic structure, called beta-fluorine. This phase is transparent and soft, with ... because of the small size of the fluorine molecules, are relatively weak. Consequently, the solid state of fluorine is more ...
https://en.wikipedia.org/wiki/Phases_of_fluorine
*  Isotopes of fluorine - Wikipedia
Fluorine-19 is NMR-active with spin of 1/2, so it is used in fluorine-19 NMR spectroscopy. Fluorine-20 is one of the more ... Fluorine-19 is the only stable isotope of fluorine. Its abundance is 100%; no other isotopes of fluorine exist in significant ... Fluorine-21, as with fluorine-20, is also one of unstable isotopes of this element. It has a half-life of 4.158 seconds. It ... Registration required (help)). Information on Fluorine-21 from Wolframalpha.com Information on Fluorine-20 from Wolframalpha. ...
https://en.wikipedia.org/wiki/Isotopes_of_fluorine
*  Carbon-fluorine bond - Wikipedia
The carbon-fluorine bond is a polar covalent bond between carbon and fluorine that is a component of all organofluorine ... The high electronegativity of fluorine (4.0 for F vs. 2.5 for carbon) gives the carbon-fluorine bond a significant polarity/ ... between the fluorines and carbon. When two fluorine atoms are in vicinal (i.e., adjacent) carbons, as in 1,2-difluoroethane ( ... which is half of the fluorine-fluorine bond length. However, 72 pm is too long to be representative of the lengths of the bonds ...
https://en.wikipedia.org/wiki/Carbon%E2%80%93fluorine_bond
*  Covalent radius of fluorine - Wikipedia
The covalent radius of fluorine is a measure of the size of a fluorine atom; it is approximated at about 60 picometres. Since ... In addition, the fluorine atom also receives a certain amount of pi electron density back from the central atom giving rise to ... Bonds to fluorine have considerable ionic character, a result of its small atomic radius and large electronegativity. Therefore ... The first attempt at trying to find the covalent radius of fluorine was in 1938, by Brockway. Brockway prepared a vapour of F2 ...
https://en.wikipedia.org/wiki/Covalent_radius_of_fluorine
*  Fluorine-19 nuclear magnetic resonance - Wikipedia
Fluorine-19 nuclear magnetic resonance is an analytical technique used to identify fluorine-containing compounds. 19F is one of ... Furthermore, 19F comprises 100% of naturally occurring fluorine. The only other highly sensitive NMR-active nuclei spin ½ that ... Journal of Fluorine Chemistry (2002), 116(1), 49-58. doi:10.1016/S0022-1139(02)00101-X. ...
https://en.wikipedia.org/wiki/Fluorine-19_nuclear_magnetic_resonance
*  Origin and occurrence of fluorine - Wikipedia
Fluorine is so rare because it is not a product of the usual nuclear fusion processes in stars. And any created fluorine within ... Fluorine cations have been seen in planetary nebulae and in stars, including our Sun. Fluorine is the thirteenth most common ... Fluorine is relatively rare in the universe compared to other elements of nearby atomic weight. On earth, fluorine is ... are hundreds or thousands of times more common than fluorine except for 11 (sodium). One science writer described fluorine as a ...
https://en.wikipedia.org/wiki/Origin_and_occurrence_of_fluorine
*  European Symposium on Fluorine Chemistry - Wikipedia
J. Fluorine Chem., 1989, 45(1), 3-212 J. Fluorine Chem., 1992, 58(2-3), 127-390 18th European Symposium on Fluorine Chemistry: ... The European Symposium on Fluorine Chemistry (ESFC) is a triennial academic conference on Fluorine chemistry founded in 1965. ... 13th European Symposium on Fluorine Chemistry: Bordeaux, July 15-20, 2001; A. Tressaud Ed.; Elsevier, 2002. Fluorine and Health ... Fluorine Chemistry at the Millennium: Fascinated by Fluorine; R. E. Banks Ed.; Elsevier, Oxford, 2000; pg. 244. ISBN 0 08 ...
https://en.wikipedia.org/wiki/European_Symposium_on_Fluorine_Chemistry
*  International Symposium on Fluorine Chemistry - Wikipedia
Fluorine Chemistry at the Millennium: Fascinated by Fluorine; R. E. Banks Ed.; Elsevier, Oxford, 2000; pgg. 68 and 489. ISBN 0 ... "Prix Henri Moissan". 15th International Symposium on Fluorine Chemistry, Program and Abstracts, PL2 "Journal of Fluorine ... From the very beginning ISFCs were reference events for scientists involved in fluorine chemistry and they played a major role ... On 14 - 17 July 1959, Colin J. Tatlow organized in Birmingham (UK) an event which was "a milestone in fluorine chemistry", ...
https://en.wikipedia.org/wiki/International_Symposium_on_Fluorine_Chemistry
*  fluorine absorption dating - Wiktionary
fluorine absorption dating (uncountable). *(archaeology) a technique used to date bones by measuring the amount of fluorine ... Retrieved from "https://en.wiktionary.org/w/index.php?title=fluorine_absorption_dating&oldid=41593392" ...
https://en.wiktionary.org/wiki/fluorine_absorption_dating
*  Fluorine Chemistry Home
From the themed collection: Fluorine Chemistry The article was first published on 29 Oct 2010. Phys. Chem. Chem. Phys., 2011,13 ... From the themed collection: Fluorine Chemistry The article was first published on 08 Mar 2011. Green Chem., 2011,13, 847-849. ... From the themed collection: Fluorine Chemistry The article was first published on 20 Sep 2010. New J. Chem., 2010,34, 2732-2734 ... From the themed collection: Fluorine Chemistry The article was first published on 01 Oct 2010. Chem. Sci., 2011,2, 123-131. ...
https://pubs.rsc.org/en/journals/articlecollectionlanding?sercode=sc&themeid=c0dt01004a-j-c0cp01182g_theme
*  fluorine anion
The National Institute of Standards and Technology (NIST) uses its best efforts to deliver a high quality copy of the Database and to verify that the data contained therein have been selected on the basis of sound scientific judgment. However, NIST makes no warranties to that effect, and NIST shall not be liable for any damage that may result from errors or omissions in the Database ...
https://webbook.nist.gov/cgi/cbook.cgi?ID=B236
*  fluorine molecular entity (CHEBI:24062)
fluorine insecticide (CHEBI:39463) is a fluorine molecular entity (CHEBI:24062). fluorine oxoacid (CHEBI:47863) is a fluorine ... fluorine oxoanion (CHEBI:47865) is a fluorine molecular entity (CHEBI:24062). fluorine-18 molecular entity (CHEBI:49133) is a ... fluorine molecular entity (CHEBI:24062) has part fluorine atom (CHEBI:24061) fluorine molecular entity (CHEBI:24062) is a ... A-230 nerve agent (CHEBI:140423) is a fluorine molecular entity (CHEBI:24062). A-232 nerve agent (CHEBI:140424) is a fluorine ...
http://www.ebi.ac.uk/chebi/fr/searchId.do?chebiId=24062
*  ICSC 0046 - FLUORINE
The substance is a strong oxidant. It reacts with combustible and reducing materials. Reacts violently with water. This produces toxic and corrosive vapours of ozone (see ICSC 0068) and hydrogen fluoride (see ICSC 0283). Reacts violently with ammonia, metals, oxidants and many other materials. This generates fire and explosion hazard ...
http://inchem.org/documents/icsc/icsc/eics0046.htm
*  Fluorine - New World Encyclopedia
The name fluorine is derived from the Latin term fluere, meaning "to flow." Minerals containing compounds of fluorine were ... These men came to be known as the "fluorine martyrs.". Finally, French chemist Henri Moissan succeeded in isolating fluorine in ... Fluorine (chemical symbol F, atomic number 9) is a nonmetal that belongs to a group of chemical elements known as halogens. ... Both elemental fluorine and fluoride salts are toxic and must be handled with great care. Contact with the skin or eyes should ...
http://www.newworldencyclopedia.org/entry/Fluorine
*  Fluorine | Smore Newsletters
Fluorine - Why We Need It by Ben Adzigirey , This newsletter was created with Smore, an online tool for creating beautiful ... Facts about Fluorine fluorine is a posinouis yellow gas. it is most reactive element in the periodic table. although it does ... Fluorine is added to city water supplies in the proportion of about one part per million to help prevent tooth decay. Sodium ... benefits of fluorine Several people, especially those at higher risk of tooth decay, benefit from fluoride treatment. This ...
https://www.smore.com/ur7y