Patents Assigned to APEIRON SYNTHESIS S.A.
  • Ruthenium complexes and their use in olefin metathesis reactions
    Patent number: 11999754
    Abstract: The invention relates to a ruthenium complex of formula (1), (1) wherein all variables have a meaning as defined in the specification to be used as a (pre)catalyst in the olefin metathesis reaction, ring metathesis reaction (RCM), homometathesis (self-CM), cross-metathesis including ethanolysis (CM).
    Type: Grant
    Filed: April 16, 2019
    Date of Patent: June 4, 2024
    Assignee: APEIRON SYNTHESIS S.A.
    Inventors: Rafal Gawin, Patryk Krajczy, Anna Gawin, Krzysztof Skowerski
  • Organoruthenium complexes as precatalysts for olefin metathesis
    Patent number: 11939410
    Abstract: Embodiments in accordance with the present invention encompass an organoruthenium compound of the formula I: (I) wherein X, Y, L1, L2, R1, R2, R3, R4 and R5 are as defined herein. Also disclosed herein are the use of organoruthenium compound of the formula I as (pre)catalysts for the olefin metathesis reactions, as well as to the process for carrying out the olefin metathesis reaction.
    Type: Grant
    Filed: June 11, 2019
    Date of Patent: March 26, 2024
    Assignee: APEIRON SYNTHESIS S.A.
    Inventors: Krzysztof Skowerski, Michal Chwalba, Anna Gawin, Rafal Gawin, Patryk Krajczy
  • Organoruthenium carbide complexes as precatalysts for olefin metathesis
    Patent number: 11554365
    Abstract: Embodiments in accordance with the present invention encompass an organoruthenium compound of the formula (I) or formula (II): Wherein X, L, R1, R2, R3, R4, R5, Ar1 and Ar2 are as defined herein. Also disclosed herein are the use of organoruthenium compound of formula (I) or formula (II) as (pre)catalysts for the olefin metathesis reactions, as well as to the process for carrying out the olefin metathesis reaction.
    Type: Grant
    Filed: February 22, 2022
    Date of Patent: January 17, 2023
    Assignees: APEIRON SYNTHESIS S.A.
    Inventors: Rafał Gawin, Oleksandr Burtovyy, Larry F Rhodes
  • Organoruthenium carbide complexes as precatalysts for olefin metathesis
    Patent number: 11291983
    Abstract: Embodiments in accordance with the present invention encompass an organoruthenium compound of the formula (I) or formula (II): Wherein X, L, R1, R2, R3, R4, R5, Ar1 and Ar2 are as defined herein. Also disclosed herein are the use of organoruthenium compound of the formula (I) or formula (II) as (pre)catalysts for the olefin metathesis reactions, as well as to the process for carrying out the olefin metathesis reaction.
    Type: Grant
    Filed: September 18, 2020
    Date of Patent: April 5, 2022
    Assignees: APEIRON SYNTHESIS S.A.
    Inventors: Rafał Gawin, Oleksandr Burtovyy, Larry F Rhodes
  • Use of ruthenium complexes in olefin metathesis reaction
    Patent number: 10974236
    Abstract: The invention relates to the use of ruthenium complexes, which are homogeneous catalysts and/or precatalysts of the olefin metathesis reaction, which lead to the production of alkenes containing an internal (non-terminal) double C?C bond.
    Type: Grant
    Filed: November 9, 2017
    Date of Patent: April 13, 2021
    Assignee: APEIRON SYNTHESIS S.A.
    Inventors: Krzysztof Skowerski, Rafal Gawin, Michal Pawel Chwalba
  • USE OF RUTHENIUM COMPLEXES IN OLEFIN METATHESIS REACTION
    Publication number: 20190291089
    Abstract: The invention relates to the use of ruthenium complexes, which are homogeneous catalysts and/or precatalysts of the olefin metathesis reaction, which lead to the production of alkenes containing an internal (non-terminal) double C?C bond.
    Type: Application
    Filed: November 9, 2017
    Publication date: September 26, 2019
    Applicant: APEIRON SYNTHESIS S.A.
    Inventors: Krzysztof SKOWERSKI, Rafal GAWIN, Michal Pawel CHWALBA
  • PROCESS FOR PRODUCING RUTHENIUM COMPLEXES AND INTERMEDIATES THEREOF AND THEIR USE IN OLEFIN METATHESIS
    Publication number: 20180298046
    Abstract: The invention provides a new process for producing ruthenium complexes represented by the Formula 1. Invention provides also the use of ruthenium complexes represented by the Formula 1 as precatalysts and/or catalysts in olefin metathesis reactions.
    Type: Application
    Filed: July 27, 2016
    Publication date: October 18, 2018
    Applicant: APEIRON SYNTHESIS S.A.
    Inventors: Krzysztof SKOWERSKI, Rafal Gawin
  • Metal complexes, their application and methods of carrying out of metathesis reaction
    Patent number: 9527877
    Abstract: This disclosure relates to new metal complexes, such as compounds of Formula 1, and their application in olefin or alkyne metathesis and to methods of carrying out olefin metathesis reactions.
    Type: Grant
    Filed: December 12, 2014
    Date of Patent: December 27, 2016
    Assignee: APEIRON SYNTHESIS S.A.
    Inventors: Krzysztof Skowerski, Michal Bieniek
  • USE OF METAL SCAVENGERS FOR REMOVAL OF RUTHENIUM RESIDUES
    Publication number: 20160297742
    Abstract: The invention concerns use of metal scavengers of the formula (1), wherein the variables are as defined in the description of the invention, for removal of ruthenium residues, compounds, or complexes thereof, from the post-reaction mixtures, from the products of reactions catalysed with ruthenium complexes, as well as from organic compounds contaminated with ruthenium.
    Type: Application
    Filed: June 24, 2014
    Publication date: October 13, 2016
    Applicant: APEIRON SYNTHESIS S.A.
    Inventors: Grzegorz Szczepaniak, Stefan J. Czarnocki, Krzysztof Skowerski
  • Ruthenium complexes, their use in the metathesis reactions, and a process for carrying out the metathesis reaction
    Patent number: 9328132
    Abstract: The invention is related to the metal complexes of the general formula (1). The invention is related also to the use of metal complexes of the formula 1 as (pre)catalysts for the olefin metathesis reactions, as well as to the process for carrying out the olefin metathesis reaction.
    Type: Grant
    Filed: July 26, 2013
    Date of Patent: May 3, 2016
    Assignee: APEIRON SYNTHESIS S.A.
    Inventors: Krzysztof Skowerski, Michal Bieniek
  • Metal complexes, especially the ruthenium complexes, and use thereof
    Patent number: 9221042
    Abstract: Described herein are novel metal complexes, especially ruthenium complexes, represented by the formula (1): wherein L1 is a N-heterocyclic carbene ligand, L2 is a neutral phosphine ligand, preferably tricyclohexyl-phosphine, and process of catalyzing olefin metathesis reactions, especially tetra-substituted olefin metathesis reactions.
    Type: Grant
    Filed: August 14, 2013
    Date of Patent: December 29, 2015
    Assignee: APEIRON SYNTHESIS S.A.
    Inventors: Karol Grela, Christian Torborg, Grzegorz Szczepaniak, Adam Zielinski
  • METAL COMPLEXES, THEIR APPLICATION AND METHODS OF CARRYING OUT OF METATHESIS REACTION
    Publication number: 20140005408
    Abstract: This disclosure relates to new metal complexes, such as compounds of Formula 1, and their application in olefin or alkyne metathesis and to methods of carrying out olefin metathesis reactions.
    Type: Application
    Filed: June 18, 2013
    Publication date: January 2, 2014
    Applicant: APEIRON SYNTHESIS S.A.
    Inventors: Krzysztof Skowerski, Michal Bieniek