Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Nippon Kayaku Co Ltd
Original Assignee
Nippon Kayaku Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Nippon Kayaku Co LtdfiledCriticalNippon Kayaku Co Ltd
Priority to JP14784978ApriorityCriticalpatent/JPS5575448A/en
Publication of JPS5575448ApublicationCriticalpatent/JPS5575448A/en
NEW MATERIAL:Title compounds of formula I (wherein R1 and R2 are the same or different groups and each is lower alkyl, and X is halogen atom).
EXAMPLE: The compound of formula IV.
USE: Dye for printing or dyeing hydrophobic fibers, particularly polyethylene terephthalate fiber or triacetate fiber blue purple showing good color fastness.
PREPARATION: Diazotization of an amine of formula II and coupling of diazo compound with aniline deriv. of formula III.