Boron Halides (i.e., Compounds Having Halogen Attached Directly To Boron By Nonionic Bonding Patents (Class 562/806)
  • Patent number: 8901340
    Abstract: The present invention relates to compounds containing perfluoroalkyl-cyano-alkoxy-borate anions or perfluoroalkyl-cyano-alkoxy-fluoro-borate anions, ((per)fluoro)phenyl-cyano-alkoxy-borate anions or ((per)fluoro)phenyl-cyano-alkoxy-fluoro-borate anions or phenyl-cyano-alkoxy-borate anions which are monosubstituted or disubstituted with perfluoroalkyl groups having 1 to 4 C atoms or phenyl-cyano-alkoxy-fluoro-borate anions which are monosubstituted or disubstituted with perfluoroalkyl groups having 1 to 4 C atoms, the preparation thereof and the use thereof, in particular as part of electrolyte formulations for dye sensitized solar cells.
    Type: Grant
    Filed: January 12, 2011
    Date of Patent: December 2, 2014
    Assignee: Merck Patent GmbH
    Inventors: Hiromi Shinohara, Kentaro Kawata, Hiroki Yoshizaki, Peer Kirsch, Nikolai (Mykola) Ignatyev, William Robert Pitner, Michael Schulte, Jan Sprener, Maik Finze, Walter Frank
  • Publication number: 20130281728
    Abstract: A compound having a structure of: wherein each of R1-R6 is individually H, halogen, hydroxyl, amino, optionally substituted alkoxy, optionally substituted alkyl, optionally substituted alkenyl, optionally substituted alkynyl, optionally substituted aryl, optionally substituted acyl, optionally substituted acyloxy, optionally substituted cycloalkyl, optionally substituted heterocycloalkyl, optionally substituted heteroaryl, optionally substituted aryloxy, optionally substituted heteroaryloxy, optionally substituted heterocycloxy, halogenated alkyl, thioether, optionally substituted thiol, ester, aminocarbonyl, amido, nitro, silyl, sulfinyl, sulfonyl, or phosphino.
    Type: Application
    Filed: April 18, 2013
    Publication date: October 24, 2013
    Inventors: Shih-Yuan Liu, Senmiao Xu
  • Publication number: 20130274460
    Abstract: The invention provides electrophilic monohalomethylating reagents, methods for their preparation and methods for preparation of monohalomethylated biologically active compounds using such reagents. Typical monohalomethyl groups transferred are FH2C—, CIH2C— and others. The reagents used for transferal of the groups are described by Formulae A-D: wherein: X?F, CI, Br, I, sulfonate esters, phosphate esters or another leaving group; R11=tetrafluoroborates, inflates, halogen, perchlorate, sulfates, phosphates or carbonates The other variables are as defined in the claims.
    Type: Application
    Filed: October 27, 2011
    Publication date: October 17, 2013
    Applicant: HOVIONE INTER LIMITED
    Inventor: Emilia Perpetua Tavares Leitao
  • Patent number: 7692007
    Abstract: The invention relates to a process for the preparation of onium salts having a low chloride content by reaction of an onium chloride with an acid, where the hydrochloric acid forming is removed by azeotropic distillation by coordination to an organic solvent which forms an azeotropic mixture with water.
    Type: Grant
    Filed: June 17, 2005
    Date of Patent: April 6, 2010
    Assignee: Merck Patent Gesellschaft mit beschrankter Haftung
    Inventors: Nikolai (Mykola) Ignatyev, Urs Welz-Biermann, Peter Barthen, Helge Willner
  • Patent number: 7297649
    Abstract: The present invention relates to novel alkylhalosilylaminoboranes, in particular alkylchlorosilylaminoboranes, which make it possible to adjust the viscosity of polyborosilazane compounds by varying the number of reactive centers, to novel borosilazane compounds, to novel oligoborosilazane or polyborosilazane compounds which have the structural feature R1—Si—NH—B—R2, where R1 or R2 or both is/are a hydrocarbon radical having from 1 to 20 carbon atoms, in particular an alkyl, phenyl or vinyl group, to silicon borocarbonitride ceramic powder, to ceramic material based on SiC, SiN and BN and to processes for producing each of these and to the use of the polyborosilazanes and the ceramic materials.
    Type: Grant
    Filed: September 14, 2001
    Date of Patent: November 20, 2007
    Assignee: Max-Planck-Gesellschaft Zur Forderung der Wissenschaften E.V.
    Inventors: Martin Jansen, Utz Müller, Jürgen Clade, Dieter Sporn
  • Patent number: 5698538
    Abstract: Novel boronic acid and ester and carboxyl-modified amino acid compounds of the Formula I, which are inhibitors of trypsin-like enzymes, are disclosed :R.sup.1 --Z--CHR.sup.2 --A,where R.sup.1, Z, R.sup.2 arid A are defined within.
    Type: Grant
    Filed: July 26, 1996
    Date of Patent: December 16, 1997
    Assignee: The DuPont Merck Pharmaceutical Company
    Inventors: Eugene Cruz Amparo, William Henry Miller, Gregory James Pacofsky, John Wityak, Patricia Carol Weber, John Jonas Vytautas Duncia, Joseph Basil Santella, III
  • Patent number: 5552081
    Abstract: A novel class of enolboration reagents represented by the formulaR.sub.2 BX/R'.sub.3 Nwherein each R is the same or different alkyl or cycloalkyl, B is boron, X is halo, R' is lower alkyl and/indicates that R.sub.2 BX is preferably employed in the presence of R'.sub.3 N are disclosed. Methods of enolborating a wide variety of organic carbonyl compounds are also provided.
    Type: Grant
    Filed: September 12, 1994
    Date of Patent: September 3, 1996
    Assignee: Aldrich Chemical Company, Inc.
    Inventor: Herbert C. Brown
  • Patent number: 5380940
    Abstract: A novel class of enolboration reagents represented by the formulaR.sub.2 BX/R'.sub.3 Nwherein each R is the same or different alkyl or cycloalkyl, B is boron, X is halo, R' is lower alkyl and / indicates that R.sub.2 BX is preferably employed in the presence of R'.sub.3 N are disclosed. Methods of enolborating a wide variety of organic carbonyl compounds are also provided. Further, new bis(bicyclo[2.2.2.]octyl)haloboranes are efficacious for enolboration.
    Type: Grant
    Filed: June 26, 1992
    Date of Patent: January 10, 1995
    Assignee: Aldrich Chemical Company, Inc.
    Inventor: Herbert C. Brown
  • Patent number: 5292946
    Abstract: The present invention is directed to in-situ preparation of diisopinocamphenylchloroborane, and the use of same in the reduction of prochiral ketones to optically active alcohols such as those of formula B. ##STR1## The compound of Formula B is useful in the production 2,5-diaryltetrahydrofurans useful as PAF antagonists.
    Type: Grant
    Filed: March 23, 1992
    Date of Patent: March 8, 1994
    Assignee: Merck & Co., Inc.
    Inventors: Pamela M. Simpson, David M. Tschaen, Thomas R. Verhoeven