Institucio Catalana De Recerca I Estudis Avancats

Universitat Rovira I Virgili

Fundacio Institut Catala D'investigacio Quimica (iciq)

Fundacio Institut Catala D'investigacio Quimica

Francesc Xavier Rius

Francisco Javier Andrade

Pascal Blondeau

Louis Adriaenssens

Pau Ballester

Daniel Hernandez Alonso

Daniel HERNÁNDEZ Alonso

Tomás De Aquino Guinovart PAVÓN

Compounds are of the formula (Ia), (Ib), (Ic), or are stereoisomers thereof, wherein: R1 is hydrogen, (C1-C20)alkyl; (C3-C20)alkenyl; (C3 C20)alkynyl; (C1-C6)alkyl-O&#x2014;; (C3-C20)cycloalkyl; (C1 C20)haloalkyl; (C6-C20)aryl optionally substituted; (C6-C20)heteroaryl optionally substituted; R2 and R2' are hydrogen; (C1-C20)alkyl; (C1-C6)alkyl-O&#x2014;; (C1-C6)haloalkyl; halogen; cyano; and nitro; Z1 to Z4 are diradicals of formula (III) wherein A1 and A2 are O&#x2014; or NR3-, wherein R3 is selected from the group consisting of hydrogen and (C1-C20)alkyl; and G is (C1-C6)alkyl; &#x2014;P(&#x2550;S)R5-; &#x2014;P(&#x2550;O)R4; &#x2014;P(&#x2550;O)(OR4)-; &#x2014;P(&#x2550;O)(NR6R7)-; &#x2014;S(&#x2550;O)2-; S(&#x2550;O)&#x2014;; or &#x2014;C(&#x2550;O)&#x2014;; and Y1 to Y4 are (C1-C8)alkyl; (C3-C7)cycloalkyl; (C6-C20)aryl optionally substituted; or (C6-C20)heteroaryl optionally substituted; and FG1 and FG2 are H, OH, or NHR8.

Calixpyrrole compounds and creatinine-selective electrodes comprising them

Growing community of inventors

Tarragona, Spain

Francesc Xavier Rius