Tricyclic triazolobenzazepine derivatives, process for...

Organic compounds -- part of the class 532-570 series – Organic compounds – Heterocyclic carbon compounds containing a hetero ring...

Reexamination Certificate

Rate now

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Details

Reexamination Certificate

active

11269828

ABSTRACT:
Tricyclic triazolobenzazepine derivatives in the form or a prodrug are provided. The compounds according to the present invention are those represented by formula (I) and pharmacologically acceptable salts and solvates thereon. The compounds are useful as antiallergic agents and exhibit excellent bioavailability.wherein R1represents hydrogen, OH, alkyl or phenyl alkyl,R2, R3, R4, and R5represent hydrogen, halogen, optionally protected hydroxyl, formyl, optionally substituted alkyl, alkenyl, alkoxy or the like, andQ represents a group selected from the following groups (i) to (iv), halogen, or alkoxy:

REFERENCES:
patent: 5686442 (1997-11-01), Ohtsuka et al.
patent: 5840895 (1998-11-01), Ohtsuka et al.
patent: 6093714 (2000-07-01), Ohtsuka et al.
patent: 6124281 (2000-09-01), Lewis et al.
patent: 6313290 (2001-11-01), Lewis et al.
patent: 0 686 636 (1994-12-01), None
patent: WO 95/18130 (1995-07-01), None
patent: 97/00258 (1997-01-01), None
patent: WO 07/32883 (1997-09-01), None
Obrect, D., et al. “A Novel and Efficient Approach for the Combinatorial Synthesis of Structurally Diverse Pyrimidines on Solid Support”, Helvetica Chimica ACTA, vol. 80 (1997), pp. 65-72.

LandOfFree

Say what you really think

Search LandOfFree.com for the USA inventors and patents. Rate them and share your experience with other people.

Rating

Tricyclic triazolobenzazepine derivatives, process for... does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Tricyclic triazolobenzazepine derivatives, process for..., we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Tricyclic triazolobenzazepine derivatives, process for... will most certainly appreciate the feedback.

Rate now

     

Profile ID: LFUS-PAI-O-3797181

  Search
All data on this website is collected from public sources. Our data reflects the most accurate information available at the time of publication.