Carbohydrate Research p. 103 - 110 (1989)
Update date:2022-08-16
Topics:
Barcza, Lajos
Buvari-Barcza, Agnes
The interactions of cyclomalto-octaose (γ-cyclodextrin) with some phthalein-type acid-base indicators have been investigated photometrically.Bromine substituents enhance the formation of complexes and tetrabromophenolphthalein <3,3-bis(3,5-dibromo-4-hydroxyphenyl)-3H-isobenzofuran-1-one> forms the most stable complex (K 6.0 x 1E3).This stability and other phenomena suggest that the host and guest are involved in a three-site interaction.
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