摘要:
A compound having the following formula (I): wherein R1 is hydrogen, lower alkyl, lower alkenyl, lower or higher alkynyl, cyclo(lower)alkyl, cyclo(higher)alkyl, cyclo(lower)alkyl(lower)alkyl, cyclo(higher)alkyl(lower)alkyl, cyclo(lower)alkenyl(lower)alkyl, aryl-fused cyclo(lower)alkyl, lower alkoxy, acyl, aryl, ar(lower)alkoxy, ar(lower)alkyl, heteroar(lower) alkyl, amino, heteroaryl, heterocyclyl or heterocyclyl(lower)alkyl, which may be substituted with one or more suitable substituent(s), R2 is hydrogen or lower alkyl, X is arylene, heteroarylene, cycloalkylene, heterocycloalkylene or aryl-fused cycloalkylene, Y is arylene or heteroarylene, which may be substituted with one or more suitable substituent(s), Z is lower alkenylene, which may be substituted with lower alkyl or halogen, or a salt thereof. The compound is useful as a histone deacetylase inhibitor.
摘要:
The present invention relates to a compound of the formula (I) wherein R1 is optionally substituted aryl; R2 is optionally substituted aryl, optionally substituted heteroaryl, optionally substituted lower cycloalkyl, optionally substituted aryloxy, optionally substituted arylsulfonyl, vinyl, carbamoyl, protected carboxy or protected amino; ring A is bivalent residue derived from optionally substituted aryl or optionally substituted heteroaryl; X is bivalent residue derived from the group consisting of cycloalkene, naphthalene, unsaturated 5 or 6-membered heteromonocyclic group, each of which is optionally substituted, and substituted benzene; Y is -(A1)m1-(A2)m2-; and Z is direct bond or piperazine, or a salt thereof. The compound of the present invention and a salt thereof inhibit apolipoprotein B (Apo B) secretion and are useful as a medicament for prophylactic and treatment of diseases or conditions resulting from elevated circulating levels of Apo B.
摘要:
Compounds having the formula (I): wherein R1 is hydrogen, lower alkyl, lower alkenyl, lower or higher alkynyl, cyclo(lower)alkyl, cyclo(higher)alkyl, cyclo(lower)alkyl(lower)alkyl, cyclo(higher)alkyl(lower)alkyl, cyclo(lower)alkenyl(lower)alkyl, aryl-fused cyclo(lower)alkyl, lower alkoxy, acyl, aryl, ar(lower)alkoxy, ar(lower)alkyl, heteroar(lower)alkyl, amino, heteroaryl, heterocyclyl or heterocyclyl(lower)alkyl, which may be substituted with one or more suitable substituent(s), R2 is hydrogen or lower alkyl, X is pyrrolidinylene or piperidinylene, Y is pyridylene, which may be substituted with one or more suitable substituent(s), Z is lower alkenylene, which may be substituted with lower alkyl or halogen, and salts thereof are useful as a histone deacetylase inhibitors.
摘要:
Guanidine derivatives of the formula: ##STR1## wherein Y is C--R.sup.1 (in which R.sup.1 is hydrogen, lower alkyl, hydroxy, protected hydroxy, etc.,) R.sup.2 is pyrrolyl, tetrazolyl, pyrazolyl, etc., R.sup.3 is hydrogen, lower alkoxy, hydroxy, protected hydroxy, etc., Z is C--R.sup.4 (in which R.sup.4 is hydrogen, carboxy, protected carboxy, nitro, halogen, hydroxy(lower)alkyl, etc.,), and W is R.sup.12 (in which R.sup.12 is hydrogen, lower alkoxy, nitro, hydroxy or protected hydroxy) and pharmaceutically acceptable salts thereof which are useful as a medicament which are useful in inhibiting Na.sup.+ /H.sup.+ exchange in cells and in the prevention of cardiovascular diseases, cerebrovascular diseases, renal diseases, arteriosclerosis and shock.
摘要:
The invention relates to new cephem compounds of high antimicrobial activity, the compounds having the formula ##STR1## wherein R.sup.1 is amino or a protected amino groupR.sup.2 is a saturated 4 to 8-membered heteromonocyclic group containing one sulfur atom;R.sup.3 is carboxy or a protected carboxy group andR.sup.4 is hydrogen, lower alkyl, or a group of the formula:--CH.sub.2 R.sup.4awhereR.sup.4a is acyloxy a heterocyclicthio group which may have suitable substituents or pyridinio which may have suitable substituents with the proviso that R.sup.3 is COO.sup.- when R.sup.4a is pyridinio which may have suitable substituents.
摘要:
This invention relates to a new cephem compound of the formula: ##STR1## wherein R.sup.1 is amino or a substituted amino group;R.sup.2 is carboxy or a protected carboxy group;R.sup.3 is a tetrazolyl group having a lower alkynyl group; andX is --S-- or ##STR2## and pharmaceutically acceptable salts thereof, of high antimicrobial activity.
摘要:
This invention relates to new compounds of high antibiotic activity of the formula: ##STR1## wherein R.sup.1 is amino or a protected amino group; andR.sup.2 is C.sub.2 to C.sub.6 alkyl.
摘要:
This invention relates to new propanolamine derivatives presented by the following formula [I]: wherein R1 hydrogen or lower alkenyloxy, R2 is carboxy(lower)alkoxy or protected carboxy(lower)alkoxy, R3 is hydrogen or N-protective group, n is an integer of 1 or 2, and salts thereof which have gut selective sympathomimetic, anti-ulcerous, anti-pancreatitis, lipolytic and anti-pollakisuria activities, to processes for the preparation thereof and to a pharmaceutical composition comprising the same.
摘要:
A compound of the formula: ##STR1## wherein R.sup.1 is amino or protected amino,R.sup.2 is hydrogen or hydroxy protective group,R.sup.3 is carboxy or protected carboxy,R.sup.4 is hydrogen, lower alkenyl, acyloxy(lower)alkenyl, optionally substituted heterocyclic(lower)alkenyl, optionally substituted heterocyclic(lower)alkenylthio, optionally substituted heterocyclic(lower)alkylthio, or optionally substituted heterocyclic-thio(lower)alkylthio andR5 is halogen or lower alkyland pharmaceutically acceptable salts thereof, which is useful as a medicament for prophylactic and therapeutic treatment of infectious diseases.