Pyridyl carboximidamide compounds useful in treating blood pressure
DCFirst Claim
1. A pyridinecarboximidamide derivative represented by the following formula (I) or an acid adduct salt thereof:
- ##STR97## wherein X is a hydrogen atom or a chlorine atom,R is --R1 or ##STR98## wherein R1 is ##STR99## wherein R4 is an alkyl group with 1-3 carbon atoms or an alkoxyl group with 1-3 carbon atoms and b is an integer of 0-1,R2 is a hydrogen atom and a is an integer of 1-2, ##STR100## wherein R5 is one or more members selected from the group consisting of an alkyl group with 1-3 carbon atoms, an alkoxyl group with 1-3 carbon atoms, a phenylalkoxyl group with 1-3 carbon atoms in the alkoxyl moiety, a nitro group, an amino group, an alkylamino group with 1-3 carbon atoms, a phenylalkylamino group with 1-3 carbon atoms in the alkyl moiety, an alkylthio group with 1-3 carbon atoms, a perfluoroalkyl group with 1-3 carbon atoms or a halogen atom, c is an integer of 0-2 and when c is 2, two R5 '"'"'s may be the same or different members in the aforementioned group.
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Abstract
Novel carboximidamide derivatives represented by the following formula (A) and acid adduct salts thereof are disclosed: ##STR1## wherein all the substituents have the same meanings as defined above. N-cyano-pyridinecarboxyimidate compounds represented by the following formula (II) which are the intermediates for preparing of N-cyano-N'"'"'-substituted-pyridinecarboximidamide derivatives wherein the substituent B in the above described formula (A) is pyridine are also disclosed: ##STR2## wherein all the substituents have the same meanings as defined above. The process for preparing the compounds, the pharmaceutical agents comprising the compound having vasodilating effect, and the therapeutic method of dosing the compound on patients for therapy are also disclosed.
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10 Claims
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1. A pyridinecarboximidamide derivative represented by the following formula (I) or an acid adduct salt thereof:
- ##STR97## wherein X is a hydrogen atom or a chlorine atom,
R is --R1 or ##STR98## wherein R1 is ##STR99## wherein R4 is an alkyl group with 1-3 carbon atoms or an alkoxyl group with 1-3 carbon atoms and b is an integer of 0-1, R2 is a hydrogen atom and a is an integer of 1-2, ##STR100## wherein R5 is one or more members selected from the group consisting of an alkyl group with 1-3 carbon atoms, an alkoxyl group with 1-3 carbon atoms, a phenylalkoxyl group with 1-3 carbon atoms in the alkoxyl moiety, a nitro group, an amino group, an alkylamino group with 1-3 carbon atoms, a phenylalkylamino group with 1-3 carbon atoms in the alkyl moiety, an alkylthio group with 1-3 carbon atoms, a perfluoroalkyl group with 1-3 carbon atoms or a halogen atom, c is an integer of 0-2 and when c is 2, two R5 '"'"'s may be the same or different members in the aforementioned group. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10)
- ##STR97## wherein X is a hydrogen atom or a chlorine atom,
Specification