Chalcogen, Additional Nitrogen Or Additional -c(=x)- Bonded Directly To The -c(=x)- Group Patents (Class 540/334)
  • Substituted pyridines/pyrimidines, their preparation, and their use as pesticides
    Patent number: 6207668
    Abstract: The present invention relates to novel substituted pyridines/pyrimidines of the formula I where A is CH or N; X is NH, oxygen or S(O)q where q is 0, 1 or 2; Y is a direct bond or CH2; Z is oxygen, NR7 or S(O)m is 0, 1 or 2, and the radicals R1, R2, R3, R4, R5, R6 and R7 are as defined in the description, to processes for their preparation, and to their use as pesticides, fungicides, ovicides or as veterinary medicaments.
    Type: Grant
    Filed: April 1, 1997
    Date of Patent: March 27, 2001
    Assignee: Hoechst Schering
    Inventors: Ralf Braun, Wolfgang Schaper, Werner Knauf, Ulrich Sanft, Manfred Kern, Werner Bonin
  • Peptide substituted penicillins
    Patent number: 4722924
    Abstract: A compound of formula I or a physiologically acceptable salt thereof ##STR1## wherein X represents sulphur or methylene, R.sub.1 represents hydrogen, amino or an acylated or carbamylated amino group, R.sub.2 represents hydrogen or an alkyl group and R.sub.3 represents an alkoxy group.
    Type: Grant
    Filed: August 22, 1985
    Date of Patent: February 2, 1988
    Assignee: National Research Development Corporation
    Inventor: Jack E. Baldwin
  • Solubilizing biologically active compounds with reactive hydrogen atoms
    Patent number: 4684728
    Abstract: A biologically active compound can be solubilized by reaction in different sequences to form a derivative carrying the active moiety, a linking group such as an optionally substituted diisocyanate radical, a polyether moiety such as a polyoxyethylene radical, and a terminal group such as a butyl radical, e.g. ##STR1## n=1 to 400. The active materials can be agricultural chemicals, pharmaceuticals, and the like.
    Type: Grant
    Filed: December 28, 1979
    Date of Patent: August 4, 1987
    Assignee: Bayer Aktiengesellschaft
    Inventors: Edgar Mohring, Hanns P. Muller, Peter Roessler, Kuno Wagner, Helmut Tietz
  • Methods of using .beta.-lactam antibacterial agents
    Patent number: 4609652
    Abstract: .beta.-Lactam antibiotics having an .alpha.-formamido substituent on the carbon atom adjacent to the carbonyl group of the .beta.-lactam ring and in particular bicyclic compounds having the partial structure: ##STR1## Intermediates and processes for the preparation of the compounds are further disclosed.
    Type: Grant
    Filed: January 24, 1985
    Date of Patent: September 2, 1986
    Assignee: Beecham Group p.l.c.
    Inventor: Peter H. Milner