Estrogenic activity of B-fluorinated o-carborane-1,2-bisphenol synthesized via S(N)Ar reaction.

Abstract:

:We previously identified o-carborane bisphenol BE360 (4) as a selective estrogen receptor modulator (SERM), which ameliorated bone loss without inducing estrogenic action in uterus of OVX and ORX mice. Here, we synthesized a fluorinated derivative, B-fluorinated o-carborane bisphenol BE310 (5) by means of S(N)Ar reaction. Compound 5 was a partial ER agonist, like 4, with little change of ERα and ERβ selectivity as compared with 4. However, its agonistic activity was 40 times weaker than that of 4. Thus, 5 is a novel SERM candidate with potential for reduced estrogenic side effects, and in vivo evaluation as an anti-osteoporosis agent seems warranted.

journal_name

Bioorg Med Chem Lett

authors

Ohta K,Ogawa T,Endo Y

doi

10.1016/j.bmcl.2012.05.068

subject

Has Abstract

pub_date

2012-07-15 00:00:00

pages

4728-30

issue

14

eissn

0960-894X

issn

1464-3405

pii

S0960-894X(12)00671-3

journal_volume

22

pub_type

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