ISSN:
0025-116X
Schlagwort(e):
Chemistry
;
Polymer and Materials Science
Quelle:
Wiley InterScience Backfile Collection 1832-2000
Thema:
Chemie und Pharmazie
,
Physik
Notizen:
5,11,17,23-Tetra-tert-butyl-25,26,27,28-tetrahydroxy-2,8,14,20-tetraoxocalix[4]arene (4) was synthesized by oxidation of the tetraacetate of 5,11,17,23-tetra-tert-butyl-25,26,27,28-tetrahydroxycalix[4]arene (1). Compound 4 was characterized by chemical and spectroscopic methods. Reduction of 4 with hydrazine forms the starting material 1. 4 reacts with sodium borohydride to give 5,11,17,23-tetra-tert-butyl-2,8,14,20,25,26,27,28-octahydroxycalix[4]arene (6).
Materialart:
Digitale Medien
URL:
http://dx.doi.org/10.1002/macp.1990.021910106
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