Pyrazine derivative, a process for preparation thereof and...

Details Pyrazine derivative, a process for preparation thereof and... Pyrazine derivative, a process for preparation thereof and...

C - Chemistry, Metallurgy

07

D

167/208, 260/246

C07D 403/12 (2006.01) C07D 401/14 (2006.01) C07D 403/14 (2006.01) C07D 413/14 (2006.01)

Patent

CA 1293251

ABSTRACT OF THE DISCLOSURE The present invention relates to derivatives of pyrazine represented by general formula Image wherein R represents hydrogen atom or Image , wherein R1 and R2 which may be the same or different, represent hydrogen atom, straight or branched-chain lower alkyl group or cycloalkyl group having 3 to 6 carbon atoms, phenyl group, which may be substituted with halogen, lower alkyl group or lower alkoxyl group, or 5 to 7 membered-ring together with the neighborous nitrogen atom, which may have oxygen atom, nitrogen atom or sulfur atom as ring-member and may be substituted with substituent, and pharamacuetically-acceptable salts thereof. The compounds of the invention are useful for treatment of bronchial asthma, allergic gastroenteric trouble, hay fever urticaria, allergic rhinitis and allergic conjunctivitis. .

525801

Affiliated with

Also associated with

Rating

Pyrazine derivative, a process for preparation thereof and... does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Pyrazine derivative, a process for preparation thereof and..., we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Pyrazine derivative, a process for preparation thereof and... will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFCA-PAI-O-1185393