[EN] ALPHA-SUBSTITUTED a,ß-UNSATURATED E- OR Z-ALDEHYDES, USE THEREOF, AND PROCESSES FOR THEIR PREPARATION a,ß<br/>[FR] E- OU Z-ALDÉHYDES À INSATURATION ?,?, SUBSTITUÉS EN ALPHA, LEUR UTILISATION ET LEURS PROCÉDÉS DE PRÉPARATION
申请人:DSM FINE CHEM AUSTRIA GMBH
公开号:WO2009007462A1
公开(公告)日:2009-01-15
This invention relates to novel alpha-substituted α,β-unsaturated E- or Z-aldehydes, or isomer mixture thereof, of the formula (I) in which R1 and R2 may be identical or different and are each H or a hydrocarbon, in which the hydrocarbon may have one or more heteroatoms and R3 and R4 may be identical or different and are each a hydrocarbon, in which the hydrocarbon may have one or more heteroatoms, and R5 may be identical or different and is H or a hydrocarbon, in which the hydrocarbon may have one or more heteroatoms, to the use thereof, and to processes for their preparation. The invention further relates to the preparation of further intermediates for pharmaceuticals and to the preparation of the pharmaceuticals.
这项发明涉及一种新颖的α-取代α,β-不饱和E-或Z-醛,或其异构体混合物,其化学式为(I),其中R1和R2可能相同也可能不同,分别为H或一个碳氢化合物,其中碳氢化合物可能含有一个或多个杂原子,R3和R4可能相同也可能不同,分别为一个碳氢化合物,其中碳氢化合物可能含有一个或多个杂原子,R5可能相同也可能不同,为H或一个碳氢化合物,其中碳氢化合物可能含有一个或多个杂原子,以及其用途和制备方法。该发明还涉及制备药物的进一步中间体以及药物的制备。