INVESTIGATION OF THE CONFIGURATIONAL AND CONFORMATIONAL INFLUENCES ON THE HORMONAL ACTIVITY OF 1,2-BIS(2,6-DICHLORO-4-HYDROXYPHENYL)ETHYLENEDIAMINES AND OF THEIR PLATINUM(II) COMPLEXES .1. SYNTHESIS, ESTRADIOL-RECEPTOR AFFINITY, AND ESTROGENIC ACTIVITY OF DIASTEREOMERIC [N-ALKYL- AND N,N'-DIALKYL-1,2-BIS(2,6-DICHLORO-4-HYDROXYPHENYL)ETHYLENEDIAMINE]DICHLOROPLATINUM(II) COMPLEXES

GUST, R and NIEBLER, K and SCHONENBERGER, H (1995) INVESTIGATION OF THE CONFIGURATIONAL AND CONFORMATIONAL INFLUENCES ON THE HORMONAL ACTIVITY OF 1,2-BIS(2,6-DICHLORO-4-HYDROXYPHENYL)ETHYLENEDIAMINES AND OF THEIR PLATINUM(II) COMPLEXES .1. SYNTHESIS, ESTRADIOL-RECEPTOR AFFINITY, AND ESTROGENIC ACTIVITY OF DIASTEREOMERIC [N-ALKYL- AND N,N'-DIALKYL-1,2-BIS(2,6-DICHLORO-4-HYDROXYPHENYL)ETHYLENEDIAMINE]DICHLOROPLATINUM(II) COMPLEXES. JOURNAL OF MEDICINAL CHEMISTRY, 38 (12). pp. 2070-2079. ISSN 0022-2623,

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Abstract

N-Monoalkylated (Et) and N,N'-dialkylated (Me and Et) 1,2-bis(2,6-dichloro-4-hydroxyphenyl)-ethylenediamines and their dichloroplatinum(II) complexes were synthesized, and their configuration and conformational behavior were H-1-NMR spectroscopically clarified. The latter was brought in relation to their relative binding affinity (RBA) to the estrogen receptor as well as to their estrogenic potency. In contrast to the RR/SS-configurated diamines, the R/S-configurated ones showed marked estrogenic properties which correlate with the RBA's. In the related RIS-configurated complexes the estrogenic activity is determined by the same structural requirements as in the diamine series. However, a correlation between RBA's and estrogenic potencies is missing. The connection between spatial structure and activity is discussed by use of a drug-receptor model recently proposed by Holtje and Dall.(1)

Item Type: Article
Uncontrolled Keywords: TUMOR INHIBITING ACTIVITY; DEPENDENT MAMMARY-CARCINOMA; RING; 1,1,2-TRIPHENYLBUT-1-ENES; DIMETHYLSULFOXIDE;
Depositing User: Dr. Gernot Deinzer
Last Modified: 19 Oct 2022 08:37
URI: https://pred.uni-regensburg.de/id/eprint/52488

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