Pyrrolopyrazine derivatives

Details Pyrrolopyrazine derivatives Pyrrolopyrazine derivatives

1992-06-26

1994-03-08

Berch, Mark L.

Drug, bio-affecting and body treating compositions

Designated organic active ingredient containing

Heterocyclic carbon compounds containing a hetero ring...

514250, 544343, 544349, 548449, 548561, 549458, 549483, C07D48704, C07D20960, C07D23361, A61K 31495

Patent

active

052927326

ABSTRACT:
The novel pyrrolopyrazines of the general formula ##STR1## wherein one of R.sup.1 and R.sup.2 signifies aryl and the other signifies hydrogen, lower alkyl or aryl or R.sup.1 and R.sup.2 together with the two carbon atoms denoted by .alpha. and .beta. signify the group A; ##STR2## R.sup.3 signifies hydrogen or lower alkyl and R.sup.4 signifies hydrogen or

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