Seb S.a.

Marie-Pierre Som

Denis Paccaud

Mathilde Sibeaud

Frederic Hammel

Mickael Gineys

The present invention concerns an adsorbent porous sol-gel material comprising at least-silane oxides;—an inorganic and/or organic acid with a boiling temperature higher than 100° C.;—a molecular probe of general formula (I) or one of the salts of same in which R, R, R, R, R, Rseparately represent a hydrogen atom, a (C1-C6) alkyl group, a (C3-C7) cycloalkyl group, an alkyl-(C3-C7) cycloalkyl group; in which Z represents a spacer group chosen from a (C1-C16) alkyl group, a (C2-C16) alkenyl group, a (C2-C16) alkynyl group, a (C1-C16) halogenoalkyl group, an aryl group, an aryloxy group, a carbocycle group, or an aryl-(C1-C16) alkyl group.

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Montelier, France

Marie-Pierre Som