Diaminomethylidene derivatives
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United States of America Patent
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May 19, 1998
Grant Date -
N/A
app pub date -
Nov 7, 1996
filing date -
May 18, 1994
priority date (Note) -
Expired
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Abstract
Novel diaminomethylidene derivatives represented by formula (I) ##STR1## wherein R.sup.1 is a hydrogen atom, a C.sub.1 -C.sub.6 alkyl group, a C.sub.3 -C.sub.6 cycloalkyl group and others, R.sup.2 is a group of the following formula ##STR2## and others, R.sup.3 is a hydrogen atom, a C.sub.1 -C.sub.6 alkyl group and others, X is O, S, CHNO.sub.2, C(COOR.sup.4).sub.2, C(COOR.sup.4)CN or C(CN).sub.2) or pharmacologically acceptable salts thereof. The above-mentioned compounds are useful as a gastrointestinal prokinetic agent to be used for the treatment of digestive tract diseases.
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