Fe(III) complex compounds for the treatment and prophylaxis of iron deficiency symptoms and iron deficiency anemias
申请人:Bark Thomas
公开号:US09394324B2
公开(公告)日:2016-07-19
The invention relates to iron(III) complex compounds and pharmaceutical compositions comprising them for the use as medicaments, in particular for the treatment and/or prophylaxis of iron deficiency symptoms and iron deficiency anemias.
Process for producing 2-methyl-3-carbamido-quinoxaline-1, 4-di-n-oxides
申请人:Chisso Corporation
公开号:EP0288628A1
公开(公告)日:1988-11-02
A process for producing 2-methyl-3-carbamido-quinoxaline-1,4-di-N-oxides of the formula:
(in which each of R₂ and R₃ is a hydrogen atom or a straight or branched alkyl group optionally substituted with a hydroxy, lower alkoxy or alkoxycarbonyl group and; R₄ is a hydrogen atom or a lower alkyl or lower alkoxy group) comprises reacting an enamine of the formula:
(in which each of R₁ and R₁, is a hydrogen atom or a straight or branched alkyl group optionally substituted with a hydroxy, lower alkoxy or alkoxycarbonyl group; and R₂ and R₃ have the meanings defined above) with a benzofuroxane of the formula:
(in which R₄ has the meaning defined above) at 10 to 80°C in the presence of ammonia or a primary amine compound and in an organic solvent.