摘要 |
The invention concerns compounds of formula (I), wherein: R1, R2, R3 and R4 represent a hydrogen atom, an alkyl radical comprising 1 to 4 carbon atoms, a phenyl radical optionally substituted by one or several groups selected among vinyl, hydroxy, nitro, amino, bromo, chloro, fluoro, iodo, benzyloxy radicals, alkyl or alkyloxy radicals comprising 1 to 4 carbon atoms optionally substituted by one or several bromo, chloro, fluoro or iodo groups; R5, R6, R7 and R8 represent a hydrogen atom or an alkyl radical comprising 1 to 4 carbon atoms; Ra, Rb, and Rc represent a hydrogen atom, a phenyl radical optionally substituted by one or several groups selected among the vinyl, hydroxy, nitro, amino, bromo, chloro, fluoro, iodo, benzyloxy radicals, alkyl or alkyloxy radicals comprising 1 to 4 carbon atoms, optionally substituted by one or several bromo, chloro, fluoro or iodo groups. The invention also concerns a silica modified by a compound of formula (I); a sole-gel material derived from a compound of formula (I); a mesoporous silica modified by a compound of formula (I). The invention further concerns the use of said materials for selective trapping of carbon monoxide. |
申请人 |
L'AIR LIQUIDE, SOCIETE ANONYME A DIRECTOIRE ET CONSEIL DE SURVEILLANCE POUR L'ETUDE ET L'EXPLOITATION DES PROCEDES GEORGES CLAUDE;JEROME, FRANCOIS;DUBOIS, GERAUD;BRANDES, STEPHANE;CANARD, GABRIEL;BARBE, JEAN-MICHEL;GUILARD, ROGER;ROUX-FOUILLET, BRUNO;LEDON, HENRY |
发明人 |
JEROME, FRANCOIS;DUBOIS, GERAUD;BRANDES, STEPHANE;CANARD, GABRIEL;BARBE, JEAN-MICHEL;GUILARD, ROGER;ROUX-FOUILLET, BRUNO;LEDON, HENRY |