Method for the preparation of 4'-(substituted)-amino-2-(substitu

Details Method for the preparation of 4'-(substituted)-amino-2-(substitu Method for the preparation of 4'-(substituted)-amino-2-(substitu

1989-01-24

1990-03-06

Raymond, Richard L.

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

Organic compounds

Amino nitrogen containing

584345, 584365, 584412, C07C 9710

Patent

active

049067818

ABSTRACT:
A method for the preparation of 4'-(substituted)-amino-2-(substituted)amino-3',5'-dichloroacetophenone and salts thereof. The method involves the chlorination of the corresponding 4'-(substituted)amino-2-(substituted) aminoacetophenone and acid addition salts thereof in the presence of an anhydrous or aqueous solvent selected from ethyl alcohol, t-butyl alcohol and acetic acid. The invention describes the preparation of 4'-amino-2-(t-butylamino)-3',5'-dichloroacetophenone and the hydrochloride thereof.

REFERENCES:
patent: 2675409 (1954-04-01), Orloff et al.
patent: 3536712 (1970-10-01), Keck et al.

Affiliated with

Also associated with

Rating

Method for the preparation of 4'-(substituted)-amino-2-(substitu does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Method for the preparation of 4'-(substituted)-amino-2-(substitu, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Method for the preparation of 4'-(substituted)-amino-2-(substitu will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-48582