Patent number: 10125143
Abstract: Disclosed herein are cyanated compounds of the formula (I) wherein at least one of the radicals R2, R3, R4 and R5 is CN, and the remaining radicals are selected from hydrogen, chlorine and bromine; X is O, S, SO or SO2; m is 0, 1, 2, 3 or 4; R1 is selected from bromine, chlorine, cyano, —NRaRb, C1-C24-alkyl, C1-C24-haloalkyl, C1-C24-alkoxy, C1-C24-haloalkoxy, C3-C24-cycloalkyl, heterocycloalkyl, heteroaryl, C6-C24-aryl, C6-C24-aryloxy, C6-C24-aryl-C1-C10-alkylene, etc.; A is a diradical selected from diradicals of the general formulae (A.1), (A.2), (A.3), and (A.4) wherein R6, (R7)n, (R8)o and (R9)p are as defined in the claims and in the description. Also disclosed are color converters containing at least one polymer as a matrix material and at least one cyanated compound of formula (I) or mixtures thereof as a fluorescent dye, the use of the color converters, and lighting devices containing an LED and at least one color converter.
Type:
Grant
Filed:
March 24, 2016
Date of Patent:
November 13, 2018
Assignee:
BASF SE
Inventors:
Martin Koenemann, Gerhard Wagenblast, Sorin Ivanovici, Gabriele Mattern, Martina Mitgude, Gerd Weber
Patent number: 7144891
Abstract: A compound selected from those of formula (I): wherein: X and Y represent a group selected from hydrogen, halogen, alkoxy, nitro, cyano, alkyl, alkenyl, polyhaloalkyl and —NRaRb wherein Ra and Rb are as defined in the description, Z represents oxygen or NRc wherein Rc is as defined in the description, Ar represents aryl or heteroaryl, R1 represents hydrogen or alkyl, R2 represents a group selected from hydrogen, alkyl, —ORa and —NRaRb wherein Ra and Rb are as defined in the description, R3 and R4 represent hydrogen or alkyl, R5 represents hydrogen, ORc, NRcRd, W1—C(W2)—U—V, W1—C(W2)—W3-T1 or Z-CO—CH?CHAr wherein Rc, Rd, W1, W2, W3, U, V, T, Z and Ar are as defined in the description, its isomers, and addition salts thereof with a pharmaceutically acceptable acid or base, and medicinal products containing the same which are useful in the treatment of cancer.
Type:
Grant
Filed:
December 21, 2005
Date of Patent:
December 5, 2006
Assignees:
Les Laboratoires Servier, Centre National de la Recherche Scientifique, University Rene Descartes Paris V
Inventors:
Michel Koch, François Tillequin, Sylvie Michel, John Hickman, Alain Pierre, Stéphane Leonce, Bruno Pfeiffer, Laurence Kraus-Berthier
Patent number: 6642248
Abstract: A compound selected from those of formula (I):
wherein:
X and Y represent group selected from hydrogen, halogen, mercapto, cyano, nitro, alkyl, trihaloalkyl, trihaloalkylcarbonylamino, —ORa, —NRaRb, —NRa—C(O)—T1, —O—C(O)—T1, —O—T2-NRaRb, —O—T2-ORa, —NRa—T2-NRaRb, —NRa—T2-ORa and —NRa—T2-CO2Ra wherein Ra, Rb, T1, T2 are as defined in the description,
R1 represents hydrogen or alkyl,
R2 represents a group selected from hydrogen, —ORa, —NRaRb, —NRa—C(O)—T1, —O—C(O)—T1, —O—T2-NRaRb, —O—T2-ORa, —NRa—T2-NRaRb, —NRa—T2-ORa and —NRa—T2-CO2Ra wherein Ra, Rb, T1 and T2 are as defined hereinbefore,
R3 and R4 represent hydrogen or alkyl,
W represents a group of formula —CH(R5)—CH(R6)—, —CH═C(R7)—, —C(R7)═CH— or —C(O)—CH(R8)
Type:
Grant
Filed:
July 25, 2002
Date of Patent:
November 4, 2003
Assignee:
Les Laboratories Servier
Inventors:
Michel Koch, François Tillequin, Sylvie Michel, Elisabeth Seguin, Abdelhakim El Omri, John Hickman, Alain Pierre, Bruno Pfeiffer, Pierre Renard