2-Amino-3,5,disubstituted-4-halothiophenes and processes for the

Details 2-Amino-3,5,disubstituted-4-halothiophenes and processes for the 2-Amino-3,5,disubstituted-4-halothiophenes and processes for the

1992-07-15

1997-10-21

Powers, Fiona T.

Organic compounds -- part of the class 532-570 series

Organic compounds

Heterocyclic carbon compounds containing a hetero ring...

549 63, 549 68, 549 69, C07D33336

Patent

active

056798008

ABSTRACT:
Compounds of the formula ##STR1## wherein R, R.sub.1 and R.sub.2 are as defined in the specification and R.sub.3 is amino or --N.dbd.N--K, wherein K is a coupling component radical. The compounds wherein R.sub.3 is --N.dbd.N--K are useful as disperse dyes, and those wherein it is amino are useful as intermediates in the synthesis of those wherein it is --N.dbd.N--K.

REFERENCES:
patent: 4111956 (1978-09-01), Baird et al.
patent: 4307015 (1981-12-01), Koerte
patent: 4395544 (1983-07-01), Egli
patent: 4439362 (1984-03-01), Koerte
patent: 4505857 (1985-03-01), Egli
patent: 4507407 (1985-03-01), Kluger et al.
patent: 4814465 (1989-03-01), Etzbach
patent: 4980495 (1990-12-01), Etzbach
patent: 5064962 (1991-11-01), Wiesenfeldt et al.
patent: 5206375 (1993-04-01), Schefczik et al.
Elnagdi et al., J. Heterocyclic Chem. 16, 1541-1543 (1979).
Isidor et al., J. Org. Chem. 38, 3615-3617 (1973).
Research Disclosure No. 19826, 425-427 (1980).
English translation of JP 59-42376, Mar. 8, 1994.

Affiliated with

Also associated with

Rating

2-Amino-3,5,disubstituted-4-halothiophenes and processes for the does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with 2-Amino-3,5,disubstituted-4-halothiophenes and processes for the, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and 2-Amino-3,5,disubstituted-4-halothiophenes and processes for the will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-1007780