1-氨基吡咯 、 甲烷三羧酸三乙酯 在
silica gel 作用下,
反应 0.5h,
以to give the desired product (372 mg) as brown solid的产率得到4-hydroxy-2-oxo-1,2-dihydro-pyrrolo[1,2-b]pyridazine-3-carboxylic acid ethyl ester
The present invention relates to novel compounds capable of modulating the stability and/or activity of hypoxia inducible factor (HIF) by inhibiting the activity of at least one HIF hydroxylase enzyme.
PYRROLO [ 1, 2 -B] PYRIDAZINE DERIVATIVES AND THEIR USE AS HIF MODULATORS
申请人:Fibrogen, Inc.
公开号:EP2334682A1
公开(公告)日:2011-06-22
US8217043B2
申请人:——
公开号:US8217043B2
公开(公告)日:2012-07-10
[EN] PYRROLO [ 1, 2 -B] PYRIDAZINE DERIVATIVES AND THEIR USE AS HIF MODULATORS<br/>[FR] DÉRIVÉS DE PYRROLO [ 1, 2 -B] PYRIDAZINE ET LEUR UTILISATION COMME MODULATEUR DU FACTEUR HIF
申请人:FIBROGEN INC
公开号:WO2010022240A1
公开(公告)日:2010-02-25
The present invention relates to novel compounds capable of modulating the stability and/or activity of hypoxia inducible factor (HIF) by inhibiting the activity of at least one HIF hydroxylase enzyme.
Compounds and methods for their use
申请人:Fibrogen, Inc.
公开号:US08217043B2
公开(公告)日:2012-07-10
The present invention relates to novel compounds capable of modulating the stability and/or activity of hypoxia inducible factor (HIF) by inhibiting the activity of at least one HIF hydroxylase enzyme.