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    • 2. 发明授权
    • Heterocyclic derivatives, processes for the use thereof and
pharmaceutical compositions containing them
    • 杂环衍生物,其使用方法和含有它们的药物组合物
    • US4777179A
    • 1988-10-11
    • US789578
    • 1985-10-21
    • John BradshawDuncan B. JuddBarry J. PriceJohn W. ClitherowJohn W. M. MackinnonLinda CareyRoger Hayes
    • John BradshawDuncan B. JuddBarry J. PriceJohn W. ClitherowJohn W. M. MackinnonLinda CareyRoger Hayes
    • C07D249/14C07D333/20C07D333/28C07D333/32C07D333/34C07D333/42A61K31/445A61K31/41C07D401/10C07D403/12C07D403/14C07D413/10
    • C07D333/32C07D333/20C07D333/28C07D333/34C07D333/42
    • The invention provides compounds of the general formula ##STR1## and physiologically acceptable salts and hydrates thereof, in which one of R.sub.1 and R.sub.2 represents hydrogen, halogen or a C.sub.1-4 alkyl group which may be optionally substituted by hydroxy or C.sub.1-4 alkoxy, and the other represents the group R.sub.4 R.sub.5 NAlk-- in which Alk represents a straight or branched alkylene chain of 1 to 6 carbon atoms;R.sub.3, which may be in either the 2 or 3-position, represents the ##STR2## where X represents --CH.sub.2 --, --O-- or --S--; n represents zero, 1 or 2;m represents 2, 3 or 4; andR.sub.7 represents hydrogen, alkyl, alkenyl, aralkyl, or C.sub.2-6 alkyl substituted by hydroxy or alkoxy; andR.sub.8 represents hydrogen, alkyl, alkenyl, aralkyl, hydroxyalkyl, acyloxyalkyl, alkoxyalkyl, aryloxyalkyl, aralkyloxyalkyl, aminoalkyl, alkylaminoalkyl, dialkylaminoalkyl, hydroxy or alkoxy, or the group NR.sub.10 R.sub.11 ; with the provisos thatwhere R.sub.2 represents the group R.sub.4 R.sub.5 Nalk then R.sub.3 is in the 2-position;where R.sub.2 represents hydrogen then R.sub.3 is in the 3-position; andwhere R.sub.2 represents halogen or C.sub.1-4 alkyl optionally substituted by hydroxy or C.sub.1-4 alkoxy, and R.sub.3 is in the 2-position, then R.sub.8 cannot represent amino C.sub.1-6 alkyl, C.sub.1-6 alkylamino C.sub.1-6 alkyl, di-C.sub.1-6 alkylamino C.sub.1-6 alkyl or a group NR.sub.10 R.sub.11.The compounds of formula (I) show pharmacological activity as selective histamine H.sub.2 -antagonists.
    • 本发明提供了通式(I)的化合物及其生理上可接受的盐和水合物,其中R 1和R 2中的一个表示氢,卤素或C 1-4烷基,其可任选被羟基或C1- 4烷氧基,另一个表示R4R5NAlk-基团,其中Alk表示1至6个碳原子的直链或支链亚烷基链; 可以在2或3位的R3表示其中X表示-CH 2 - , - O-或-S-的。 n表示0,1或2; m表示2,3或4; 并且R 7表示氢,烷基,烯基,芳烷基或被羟基或烷氧基取代的C 2-6烷基; 芳基烷氧基烷基,芳氧基烷基,芳烷氧基烷基,氨基烷基,烷基氨基烷基,二烷基氨基烷基,羟基或烷氧基,或基团NR10R11; R10代表氢,烷基,烯基,芳烷基, 条件是其中R2表示基团R4R5Nalk,则R3为2-位; 其中R2表示氢,R3表示3-位; 并且其中R 2表示卤素或任选被羟基或C 1-4烷氧基取代的C 1-4烷基,且R 3在2-位,那么R 8不能代表氨基C 1-6烷基,C 1-6烷基氨基C 1-6烷基, C 1-6烷基氨基C 1-6烷基或基团NR 10 R 11。 式(I)化合物显示作为选择性组胺H2拮抗剂的药理活性。
    • 5. 发明授权
    • 1H-1,2,4-Triazole-3,5-diamine derivatives and use as selective histamine
H.sub.2 -antagonists
    • US4442110A
    • 1984-04-10
    • US324440
    • 1981-11-24
    • John W. ClitherowJohn BradshawJohn W. M. MackinnonBarry J. PriceMichael Martin-SmithDuncan B. Judd
    • John W. ClitherowJohn BradshawJohn W. M. MackinnonBarry J. PriceMichael Martin-SmithDuncan B. Judd
    • C07D209/48C07D249/14C07D307/52C07D317/12A01N43/64
    • C07D209/48C07D249/14C07D307/52C07D317/12Y10S514/926Y10S514/927
    • The invention relates to compounds of the general formula (I) ##STR1## and physiologically acceptable salts, hydrates and bioprecursors thereof, in whichR.sub.1 and R.sub.2, which may be the same or different, each represent hydrogen, C.sub.1-10 alkyl, cycloalkyl, alkenyl, alkynyl, aralkyl, trifluoroalkyl or alkyl substituted by hydroxy, alkoxy, amino, alkylamino, dialkylamino or cycloalkyl, or R.sub.1 and R.sub.2 may together with the nitrogen atom to which they are attached form a 5 to 10 membered alicyclic heterocyclic ring which may be saturated or may contain at least one double bond, may be unsubstituted or may be substituted by one or more C.sub.1-3 alkyl groups or a hydroxy group and/or may contain another heteroatom;Alk represents a straight or branched alkylene chain of 1 to 6 carbon atoms;Q represents a furan or thiophen ring in which incorporation into the rest of the molecule is through bonds at the 2- and 5-positions, the furan ring optionally bearing a further substituent R.sub.7 adjacent to the group R.sub.1 R.sub.2 N-Alk-, or Q represents a benzene ring in which incorporation into the rest of the molecule is through bonds at the 1- and 3- or 1- and 4- positions;R.sub.7 represents halogen or C.sub.1-4 alkyl which may be substituted by hydroxy or C.sub.1-4 alkoxy;X represents --CH.sub.2 --, ##STR2## --O-- or --S-- whereR.sub.6 represents hydrogen or methyl;n represents zero, 1 or 2;m represents 2, 3 or 4;R.sub.3 represents hydrogen, alkyl, alkenyl, aralkyl, hydroxyalkyl having at least two carbon atoms, alkoxyalkyl or aryl; andR.sub.4 and R.sub.5, which may be the same or different, each represent hydrogen, alkyl, alkyl substituted by hydroxy or C.sub.1-3 alkoxy, alkenyl, aralkyl or heteroaralkyl or R.sub.4 and R.sub.5 may together with the nitrogen atom to which they are attached form a 5 to 7-membered saturated heterocyclic ring which may contain another heteroatom, or the group ##STR3## or R.sub.4 and R.sub.5 taken together may represent the group .dbd.CR.sub.8 R.sub.9 where R.sub.8 represents aryl or heteroaryl and R.sub.9 represents hydrogen or alkyl.Preferably when X represents an oxygen atom or ##STR4## and n is zero, then Q only represents a benzene ring. The compounds of formula (I) show pharmacological activity as selective histamine H.sub.2 -antagonists.
    • 7. 发明授权
    • Heterocyclic derivatives
    • US4410523A
    • 1983-10-18
    • US199522
    • 1980-10-22
    • William D. OllisBarry J. PriceLinda CareyRoger HayesJohn W. ClitherowJohn BradshawJohn W. M. Mackinnon
    • William D. OllisBarry J. PriceLinda CareyRoger HayesJohn W. ClitherowJohn BradshawJohn W. M. Mackinnon
    • C07D249/14A61K31/395C07D249/10
    • C07D249/14Y10S514/927
    • The invention provides compounds of the general formula (I) ##STR1## and physiologically acceptable salts, hydrates and bioprecursors thereof, in whichR.sub.1 and R.sub.2, which may be the same or different, each represent hydrogen, C.sub.1-10 alkyl, cycloalkyl, alkenyl, aralkyl, trifluoroalkyl, heteroaralkyl, or alkyl substituted by hydroxy, alkoxy, amino, alkylamino, dialkyamino or cycloalkyl, or R.sub.1 and R.sub.2 may together with the nitrogen atom to which they are attached form a 5 to 10 membered ring which may be saturated or may contain at least one double bond, may be unsubstituted or may be substituted by one or more C.sub.1-3 alkyl groups, or a hydroxy group and/or may contain another heteroatom selected from oxygen and sulphur;Alk represents a straight or branched alkylene chain of 1 to 6 carbon atoms and is attached to the cyclohexadiene ring at either the 4- or 5- position;X represents --CH.sub.2 or --O--;m represents 2, 3, 4 or 5 and when X is --O-- the chain (CH.sub.2).sub.m may be interrupted by an oxygen atom provided that there are at least two methylene groups between any two heteroatoms in the moiety --X(CH.sub.2).sub.m NH--;R.sub.3 represents hydrogen, alkyl, alkenyl, aralkyl, or C.sub.2-6 alkyl substituted by hydroxy or alkoxy; andR.sub.4 represents hydrogen, alkyl, alkenyl, aralkyl, hydroxyalkyl, acyloxyalkyl, alkoxyalkyl, aryloxyalkyl, aralkyloxyalkyl, aminoalkyl, alkylaminoalkyl, dialkylaminoalkyl, hydroxy or alkoxy or the group NR.sub.5 R.sub.6 whereR.sub.5 represents hydrogen, alkyl, alkyl substituted by hydroxy or C.sub.1-3 alkoxy, alkenyl, aralkyl or heteroaralkyl and R.sub.6 represents any of the groups defined for R.sub.5 or may represent the group COR.sub.7 where R.sub.7 represents hydrogen, alkyl, aryl, aralkyl, alkoxy, heteroaryl or monocyclic heteroaralkyl or R.sub.6 represents the group SO.sub.2 R.sub.8 where R.sub.8 represents alkyl or aryl, or R.sub.6 represents the group ##STR2## where Y is oxygen or sulphur and R.sub.9 represents hydrogen, alkyl, cycloalkyl, aryl or aralkyl,or R.sub.5 and R.sub.6 taken together may represent the group .dbd.CR.sub.10 R.sub.11 where R.sub.10 represents aryl or heteroaryl and R.sub.11 represents hydrogen or alkyl.The compounds show activity as selective histamine H.sub.2 -antagonists.