Patent ES-446496-A1 (ES)
Title: N-Substituted erythromcylamines and salts thereof
IPC: C07H17/08
Filed: 1976-03-30
Abstract: Compounds of the formula < IMAGE > wherein E is < IMAGE > R1 is hydrogen straight or branched alkyl of 1 to 3 carbon atoms (alkoxy of 1 to 5 carbon atoms)-(alkyl of 1 to 3 carbon atoms) phenyl or benzyl R2 is hydrogen hydroxyl straight or branched alkyl of 1 to 3 carbon atoms or phenyl R3 is hydroxyl alkanoyloxy of 1 to 5 carbon atoms benzoyloxy straight or branched alkoxy of 1 to 5 carbon atoms amino mono(alkyl of 1 to 5 carbon atoms)-amino dialkyl-amino, where the sum of carbon atoms in the alkyls is from 2 to 8, inclusive mono(hydroxy-alkyl of 1 to 4 carbon atoms) -amino di(hydroxy-alkyl)-amino, where the sum of carbon atoms in the alkyls is from 2 to 8, inclusive phenyl(alkyl of 1 to 2 carbon atoms)-amino phenyl-amino, where the phenyl moiety may optionally have one or more halogen, alkyl of 1 to 3 carbon atoms, alkoxy of 1 to 3 carbon atoms or hydroxyl substituents attached thereto (alkanoyl of 1 to 5 carbon atoms)-amino phenyl(alkanoyl of 1 to 5 carbon atoms)-amino benzoyl-amino methoxybenzoyl-amino halobenzoyl-amino carboxybenzoyl-amino p-tolylsulfonamino -HN-NR4R5, where R4 and R5 are alkyl of 1 to 3 carbon atoms or, together with each other and the nitrogen atom to which they are attached, form a 5- to 6-membered heterocycle optionally comprising an additional oxygen, sulfur or nitrogen heteroatom in the ring, and said additional nitrogen heteroatom optionally having an alkyl of 1 to 5 carbon atoms substituent attached thereto < IMAGE > where R6 is amino mono(straight or branched alkyl of 1 to 8 carbon atoms)-amino dialkylamino, where the sum of carbon atoms in the alkyls is from 2 to 6, inclusive cyclohexyl-amino N-(alkyl of 1 to 3 carbon atoms)-N-cyclohexyl-amino dicyclohexyl-amino methoxy(alkyl of 1 to 3 carbon atoms)-amino di-methoxy(alkyl of 1 to 3 carbon atoms)-amino benzyl-amino, where the phenyl moiety may optionally have from one to three (alkoxy of 1 to 3 carbon atoms)-substituents attached thereto phenethyl-amino, where the phenyl moiety may optionally have from one to three(alkoxy of 1 to 3 carbon atoms)-substituents attached thereto dibenzyl-amino di(phenethyl)-amino benzhydrylamino N-methyl-N-benzyl-amino N-phenyl-N-benzyl-amino N-methyl-N-phenyl-amino N-ethyl-N-phenyl-amino piperidino methyl-piperidino benzyl-piperidino pyrrolidino methyl-pyrrolidino benzyl-pyrrolidino morpholino methyl-morpholino benzyl-morpholino piperazino methyl-piperazino benzyl-piperazino hexamethyleneimino methyl-hexamethyleneimino benzyl-hexamethyleneimino thiomorpholino methyl-thiomorpholino benzyl-thiomorpholino heptamethyleneimino methyl-heptamethyleneimino or benzyl-heptamethylimino and R7 is amino cyclohexylamino di(alkyl of 1 to 3 carbon atoms)-amino benzyl-amino phenethyl-amino dibenzyl-amino phenoxy-methyl-amino phenoxyethyl-amino N-phenyl-N-benzyl-amino N-methyl-N-phenyl-amino piperidino, benzyl-piperidino pyrrolidino benzyl-pyrrolidino morpholino benzyl-morpholino piperazino benzyl-piperazino thiomorpholino benzyl-thiomorpholino hexamethyleneimino benzyl-hexamethyleneimino hydrogen alkyl of 1 to 3 carbon atoms cyclohexyl, benzyl, methoxy-benzyl phenethyl methoxyphenethyl thienyl furyl pyridyl (alkyl of 1 to 3 carbon atoms)-thio methoxy(alkyl of 1 to 3 carbon atoms)-thio cyano(alkyl of 1 to 3 carbon atoms)-thio benzyl-thio methylbenzyl-thio phenyl-thio or tolyl-thio R3 = is also NH-A-B, where A is alkylene of 1 to 4 carbon atoms and B is alkoxy of 1 to 3 carbon atoms, di(alkyl of 1 to 3 carbon atoms)-amino or carbalkoxy of 2 to 4 carbon atoms thiazolyl-amino or pyridyl-amino and n is 0 or 1 and non-toxic, pharmacologically acceptable acid addition salts thereof. The compounds as well as their salts are useful as antibacterials.