6-Amino-2,4,5-trimethylpyridin-3-ols: a new general synthetic route and antiangiogenic activity.

Abstract:

:A new synthetic strategy for preparation of a wide range of 6-amino-2,4,5-trimethylpyridin-3-ols from pyridoxine·HCl via a six-step sequence has been developed. This approach features an introduction of various amino groups to C(6)-position of 3-benzyloxy-6-bromo-2,4,5-trimethylpyridine (13), a key intermediate, by a Buchwald-Hartwig amination reaction using palladium(0) transition metal, which certainly renders an expanded scope of amino substituents. Some analogs prepared using the methods described here showed high level of antiangiogenic and antitumor activities in chick chorioallantoic membrane (CAM) assay, demonstrating the potential of these new aminopyridinols as antiangiogenic agents.

journal_name

Eur J Med Chem

authors

Kim DG,Kang Y,Lee H,Lee EK,Nam TG,Kim JA,Jeong BS

doi

10.1016/j.ejmech.2014.03.045

subject

Has Abstract

pub_date

2014-05-06 00:00:00

pages

126-39

eissn

0223-5234

issn

1768-3254

pii

S0223-5234(14)00258-X

journal_volume

78

pub_type

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