摘要:
This invention relates to new cephem compound represented by the following general formula (I): ##STR1## wherein each symbol is as defined in the specification or a salt thereof, which has antimicrobial activity against Helicobacter pylori, and are useful as anti-Helicobacter pylori agents, anti-gastritis agents, anti-ulcer agents and anti-cancer agents.
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.
摘要:
A compound of the formula: ##STR1## wherein R.sup.1 is amino, R.sup.2 is hydrogen,R.sup.3 is carboxy,R.sup.4 is heterocyclic(lower)alkylthio wherein said heterocyclic group is pyrazolyl and said lower alkyl group is methyl, andR.sup.5 is halogen; and pharmaceutically acceptable salts thereof.
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 process for preparing a polypeptide compound having antimicrobial activities of the following general formula: ##STR1## wherein R.sup.1 is hydrogen R.sup.2 is acyl group, R.sup.3 is hydroxy or acyloxy, R.sup.4 is hydroxy or hydroxysulfonyloxy, R.sup.5 is hydrogen or lower alkyl which may have one or more suitable substituent(s), and R.sup.6 is hydrogen, hydroxy or acyl (lower) alkylthio and a pharmaceutically acceptable salt thereof.
摘要:
A new nitro compound of the formula: ##STR1## wherein R.sup.1 and R.sup.2 are each lower alkyl or lower alkoxy(lower)-alkyl, or ##STR2## is cyclized to form ##STR3## X is --O--, --S-- or --NH--, m is an integer 0 or 1, and R.sup.3 is carbamoyl, lower alkylcarbamoyl, lower alkanoyl, di-lower alkylaminosulfonyl, lower alkylsulfonyl, oxamoyl or a group of the formula: --(Y).sub.n --R.sup.4 wherein Y is --CO--, --SO.sub.2 --, --COCH.sub.2 -- or ##STR4## n is an integer of 0 or 1, and R.sup.4 is heterocyclic group which is optionally substituted with one or more substituents selected from lower alkyl, lower alkoxy, phenyl, carbamoyl, halogen, amino, lower alkylthio, hydroxy, lower alkylsulfonylamino and carbamoylmethyl, and pharmaceutically acceptable salt thereof, which are useful as vasodilators.
摘要:
The invention relates to new thiazole compounds, of antithrombotic, vasodilating, antiallergic, antiinflammatory and 5-lipoxygenase inhibitory activity, of the formula: ##STR1##
摘要:
The invention relates to compounds for treatment of nausea and vomiting, of the formula ##STR1## wherein R.sup.1 is hydrogen, lower alkyl, lower alkenyl or N,N-di(lower)alkylaminomethyl,R.sup.2 is hydrogen, lower alkyl or halogen,R.sup.3 is imidazolyl or pyridyl, each of which may have substituent(s) selected from lower alkyl and imino-protective group, andR.sup.4 is hydrogen, lower alkyl, lower alkenyl or hydroxy(lower)alkyl and R.sup.5 is hydrogen, hydroxy or lower alkanoyloxy, orR.sup.4 and R.sup.5 are linked together to form an additional bond,or a pharmaceutically acceptable salt thereof.
摘要:
The invention relates to new thiazole compounds, of antithrombotic, vasodilating, antiallergic, antiinflammatory and 5-lipoxygenase inhibitory activity, of the formula: ##STR1## wherein A is lower alkylene or carbonyl; R.sup.1 and R.sup.2 are each halogen, lower alkyloxy, lower alkylthio or lower alkylsulfinyl;R.sup.3 is acyl derived from an aliphatic carboxylic or carbamic acid; andR.sup.4 is hydrogen, lower alkyl, amidino or acyl derived from an aliphatic carboxylic or carbamic acid, or the pharmaceutically acceptable salt thereof.
摘要:
Compounds of the formula ##STR1## wherein r.sup.1 is amino or protected amino R.sup.2 is cycloalkenyl X is halogen and Y is carboxy or protected carboxy, or salts useful as intermediates for cephalosporin antibiotics.