The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Nov. 29, 1988
Filed:
Sep. 15, 1986
Applicant:
Inventors:
Noal Cohen, Montclair, NJ (US);
Giuseppe F Weber, Cedar Grove, NJ (US);
Assignee:
Hoffman-La Roche Inc., Nutley, NJ (US);
Primary Examiner:
Int. Cl.
CPC ...
A61K / ; C07D / ;
U.S. Cl.
CPC ...
514456 ; 549405 ;
Abstract
The invention relates to compounds of the formula ##STR1## wherein R.sup.1 is hydrogen or lower alkyl; R.sup.2 is hydrogen or halogen; R.sup.3, R.sup.4 and R.sup.5 are hydrogen, acyl or lower alkyl; R.sup.6 and R.sup.7, independently, are hydrogen or lower alkyl; X is alkylene.sub.3-7 ; and n is an integer of zero to four; provided that only one of R.sup.3, R.sup.4 or R.sup.5 can be acyl; enatiomers thereof, and, when R.sup.7 is hydrogen, salts thereof with pharmaceutically acceptable bases. The compounds of formulas I and II are useful as agents for the treatment of allergic conditions.