Zobrazeno 1 - 10
of 54
pro vyhledávání: '"Kakuzo Isagawa"'
Publikováno v:
Angewandte Chemie International Edition in English. 33:1163-1166
Publikováno v:
Journal of the American Chemical Society. 115:8091-8095
New allosteric thymine receptors, 2,6-diamidopyridine derivatives tethered to an anthracene ring by a polyolyethylene chain, were synthesized. In these receptors, binding of 1-butylthymine was enhanced by a factor of 46 by recognition of sodium catio
Publikováno v:
ChemInform. 22
Publikováno v:
ChemInform. 22
Alkenylidenecyclopropanes have been prepared in a stereospecific manner by the reaction of 1,1-disubstituted 2,2-dibromocyclopropanes with sodium hydroxide under phase-transfer conditions in the presence of alkenes.
Publikováno v:
ChemInform. 23
Publikováno v:
ChemInform. 23
The oxidation of (diphenylethenylidene) cyclopropanes and (dialkylethenylidene) cyclopropanes with m-chloroperbenzoic acid gave respectively 2-(diphenylethylidene) cyclobutan-1-ones and cyclopropyl keto esters with high selectivity.
Publikováno v:
ChemInform. 24
Publikováno v:
ChemInform. 25
Publikováno v:
ChemInform. 31
Dimerization of alkynyl carbenes generated from the reaction of 1,1-dibromo-2,3-diarylcyclopropanes (aryl=phenyl, 4-methylphenyl, 4-chlorophenyl) with a strong base under phase-transfer conditions occurs to give E- and Z-1,3,4,6-tetraaryl-3-hexene-1,
Publikováno v:
Tetrahedron Letters. 33:2539-2542
The oxidation of (diphenylethenylidene) cyclopropanes and (dialkylethenylidene) cyclopropanes with m-chloroperbenzoic acid gave respectively 2-(diphenylethylidene) cyclobutan-1-ones and cyclopropyl keto esters with high selectivity.