01-08-2019 дата публикации
Номер: US20190233358A1
Принадлежит:
This invention relates to the direct grafting of a calixarene mostly onto the surface of a material, as well as to a grafting process, and certain calixarene intermediates useful for carrying the grafting process. 2. The (thia)calix[n]arene-diazonium salt according to claim 1 , wherein X is a chloride claim 1 , bromide claim 1 , or BF.4. A (thia)calix[n]-aniline of formula II as defined in claim 3 , wherein X claim 3 , R claim 3 , R claim 3 , R claim 3 , R claim 3 , R claim 3 , R claim 3 , and wherein Y claim 3 , Y claim 3 , Y claim 3 , Y claim 3 , Yare each independently selected from the group consisting of OH claim 3 , hydrogen claim 3 , NOor halogen; provided that the compound of formula (II) is not a calix[4]arene wherein X═CH claim 3 , R═R═R═R═Pr claim 3 , Y═Y═Y═NH claim 3 , or a calix[4]arene wherein X═CH claim 3 , R═R═R═Pr and R═CHCOOEt claim 3 , Y═Y═Y═NH claim 3 , or a calix[4]arene wherein X═CH claim 3 , R═R═R═R═OH claim 3 , Y═Y═Y═NH claim 3 , or a calix[4]arene wherein X═CH claim 3 , R═R═R═R=decyl claim 3 , Y═NH claim 3 , Y═Y═H claim 3 , or a calix[4]arene wherein X═CH claim 3 , R═R═R═R=decyl claim 3 , Y═NHY═Y═H claim 3 , or a calix[4]arene wherein X═CH claim 3 , R═R═R═R=decyl claim 3 , Y═Y═Y═H claim 3 , or a calix[4]arene wherein X═CH claim 3 , R═R═R═R═Pr claim 3 , Y═NH claim 3 , Y═Y═H claim 3 , or a calix[4]arene wherein X═CH claim 3 , R═R═R═R═Pr claim 3 , Y═NHY═Y═H claim 3 , or a calix[4]arene wherein X═CH claim 3 , R═R═R═R═Pr claim 3 , Y═Y═Y═H claim 3 , or a calix[4]arene wherein X═CH claim 3 , R═R═OH claim 3 , R═R=Me claim 3 , Y═NH claim 3 , Y═Y═H claim 3 , or a calix[4]arene wherein X═CH claim 3 , R═R═R═R=Me claim 3 , Y═Y═Y═NH claim 3 , or a calix[4]arene wherein X═CH claim 3 , R═R═R═R=Me claim 3 , Y═NH claim 3 , Y═Y═H claim 3 , or a calix[4]arene wherein X═CH claim 3 , R═R═OH claim 3 , R═R═Pr claim 3 , Y═NH claim 3 , Y═Y═H claim 3 , a calix[4]arene wherein X═CH claim 3 , R═R═R═R=undecyl claim 3 , Y═Y═Y═NH claim 3 , a calix[4]arene wherein X═CH ...
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