The objective of the present invention is to provide a new antifeedant. The other objective of the present invention is to provide a NMU derivative showing a high antifeedant activity even in common administration forms such as peripheral administration. A neuromedin U derivative wherein a methoxypolyethylene glycol is bound via a linker having a specific structure to a polypeptide which contains at least 8 amino acids of the C-terminus of an amino acid sequence of neuromedin U and which consists of the same or substantially the same amino acid sequence as the amino acid sequence of neuromedin U.
Verfahren zur Herstellung von 3-Fluor-4,6-dichlortoluol
申请人:BAYER AG
公开号:EP0657407A1
公开(公告)日:1995-06-14
3-Fluor-4,6-dichlortoluol mit reduzierter Bildung von 3-Fluor-2,6-dichlortoluol wird hergestellt, indem man 3-Fluortoluol in Gegenwart von einem Katalysatorsystem zu einem 3-Fluor-6-chlortoluol und 3-Fluor-4-chlortoluol enthaltenden Gemisch chloriert und dieses in Gegenwart eines anderen Katalysatorsystems zu 3-Fluor-4,6-dichlortoluol chloriert.