Sulfonyl And Carbonyl Bonded Directly To The Same Amino Nitrogen (e.g., Sulfonylaminocarbonyl, Etc.) Patents (Class 534/646)
  • Disazo disulfonamides compounds
    Patent number: 4956457
    Abstract: The new azo compounds are represented by the following general formula I ##STR1## Wherein R and R.sup.1 are hydrogen, --COCR.sub.3.sup.4 --COCHR.sub.2.sup.4, --SO.sub.2 CH.sub.3, --CO.sub.2 C.sub.2 H.sub.5, --CH.sub.2 CH.sub.2 R.sup.4, --( CH.sub.2 CH.sub.2 R.sup.4).sub.2, --CH.sub.2 CH.sub.2 OH, --CONHCH.sub.2 CH.sub.2 R.sup.4 or --CH.sub.2 CH.sub.2 OCONH.sub.2 and R.sup.4 is Cl or a group of the formula ##STR2## --NHCO.sub.2 CH.sub.3 CH.sub.2 OH, --NHCO.sub.2 C.sub.2 H.sub.5, --NHOH, --NHCONHOH, or --NHCH.sub.3, whereby R.sup.1 and R.sup.2 are similar or dissimilar.
    Type: Grant
    Filed: August 10, 1989
    Date of Patent: September 11, 1990
    Inventor: Takeo Takayanagi
  • Complexes of AZO compounds and/or their salts and an antitumor agent and a method for reducing the growth of tumors
    Patent number: 4863910
    Abstract: A complex of an azo compound of the formula ##STR1## wherein R and R' are selected from the group consisting of hydrogen, --COCR.sub.4.sup.3, --COCHR.sub.2.sup.4, --CO.sub.2 C.sub.2 H.sub.5, --CH.sub.2 CH.sub.2 R.sup.4, --(CH.sub.2 CH.sub.2 R.sup.4)2, --CH.sub.2 CH.sub.2 OH, --CONHCH.sub.2 CH.sub.2 R.sup.4 and --CH.sub.2 CH.sub.2 OCOHN.sub.2, R.sup.4 is selected from the group consisting of chlorine, ##STR2## --NHCO.sub.2 CH.sub.2 CH.sub.2 OH, --HNCO.sub.2 C.sub.2 H.sub.5, --NHOH, --NHCONHOH and --NHCH.sub.3 ; R.sup.1 and R.sup.2 are individually selected from the group consisting of ##STR3## --NHCH.sub.2 CH.sub.2 Cl, --NHCONHOH, --NHCO.sub.2 C.sub.2 H.sub.5, 6-mercapropurin, 5-fluoruracil and prenissolin, R.sup.3 is selected from the group consisting of hydrogen, --COCHR.sub.2.sup.4, --SO.sub.2 CH.sub.3, --COC.sub.2 H.sub.5, --CH.sub.2 CH.sub.2 R.sub.4 and --CONH.sub.2, R.sup.
    Type: Grant
    Filed: May 20, 1986
    Date of Patent: September 5, 1989
    Inventor: Takeo Takayanagi
  • Triazine-substituted herbicidal azobenzenesulfonamides
    Patent number: 4678497
    Abstract: Triazine-substituted azobenzenesulfonamides useful as preemergent and postemergent herbicides, selected from compounds of Formulae I or II ##STR1## or agriculturally suitable salts thereof, wherein R, R.sub.1, R.sub.2, R.sub.3 and A are as defined herein.
    Type: Grant
    Filed: January 13, 1986
    Date of Patent: July 7, 1987
    Assignee: E. I. Du Pont de Nemours and Company
    Inventor: Wallace C. Petersen
  • Herbicidal azobenzenesulfonamides
    Patent number: 4585470
    Abstract: Azobenzenesulfonamides such as 2-[4-(dimethylamino)phenylazo]-N-[(4-methoxy-6-methylpyrimidin-2-yl)aminoc arbonyl]benzenesulfonamide are useful as preemergent and postemergent herbicides.
    Type: Grant
    Filed: September 13, 1984
    Date of Patent: April 29, 1986
    Assignee: E. I. Du Pont de Nemours and Company
    Inventor: Wallace C. Petersen
  • Water-insoluble naphthol monoazo dyestuff
    Patent number: 4567252
    Abstract: Azo dyestuff of the formula ##STR1## wherein X is secondary amino or tertiary amino moiety, useful for dyeing and printing hydrophobic fiber materials to produce a deep orange color having excellent fastness properties and also useful for coloring organic solvents, mineral oil products, waxes, plastics and surface coatings.
    Type: Grant
    Filed: May 6, 1983
    Date of Patent: January 28, 1986
    Assignee: Cassella Aktiengesellschaft
    Inventors: Ulrich Buhler, Horst Tappe, Albert Bode, Manfred Hahnke, Kurt Roth