摘要:
Compounds of the formula ##STR1## or a non-toxic acid addition salt thereof wherein R.sub.1 is alkyl of from 1 to 20 carbon atoms;R.sub.2 is alkyl of from 12 to 20 carbon atoms;R.sub.3 is selected from the group consisting of hydrogen and hydroxyalkyl of from 2 to 8 carbon atoms; andR.sub.4 is selected from the group consisting of hydrogen, alkyl of from 1 to 8 carbon atoms and hydroxyalkyl of from 2 to 8 carbon atoms, said compounds are useful for combating viral infections in vertebrate animals.
摘要:
A process for inducing the production of endogenous interferon in a vertebrate animal which comprises parenterally, intranasally or topically adminstering to the animal an interferon-inducing effective amount of composition containing as the essential active ingredient a compound of the formula ##STR1## or a non-toxic acid addition salt thereof wherein R.sub.7 and R.sub.8 are each alkyl of from 12 to 30 carbon atoms and Z is selected from the group consisting of N-(lower alkyl)-piperazino and N-(W-hydroxy-lower alkyl)-piperazino, said lower alkyl groups having from 1 to 4 carbon atoms.
摘要:
Combating viral infections in vertebrate animals by administering to the animals an amine selected from those having the formulae: ##STR1## and the non-toxic acid addition salts thereof wherein R.sub.1 is selected from the group consisting of alkyl of from 1 to 20 carbon atoms, aralkyl, aryloxyalkyl, hydroxyalkyl of from 2 to 8 carbon atoms and ##STR2## R.sub.2 is selected from the group consisting of alkyl of from 12 to 20 carbon atoms, aralkyl and aryloxyalkyl of from 12 to 24 carbon atoms and ##STR3## R.sup.o is alkoxy of from 1 to 18 carbon atoms; EACH OF R' and R" is selected from the group consisting of hydrogen, alkyl, alkoxy of from 1 to 18 carbon atoms; R' and R" when taken together are methylenedioxy;Provided that the total number of carbon atoms in R.sup.o, R' and R" is from 5 to 48;R.sub.3 is selected from the group consisting of hydrogen, alkyl of from 1 to 20 carbon atoms, hydroxyalkyl of from 2 to 8 carbon atoms, phenylcarbamoyloxy(lower alkyl), .omega.-carboxyalkanoyloxy(lower alkyl), allyl, alkanoyl of from 1 to 6 carbon atoms, alkanoyloxy(lower alkyl), carbo(lower alkoxy)lower alkyl, carboxy(lower alkyl), alkoxy(lower alkyl) and gem-di(lower alkoxy)lower alkyl;R.sub.4 is selected from the group consisting of hydrogen, alkyl of from 1 to 8 carbon atoms, hydroxyalkyl of from 2 to 8 carbon atoms, carbo(lower alkoxy)lower alkyl, alkanoyloxy(lower alkyl), carboxy(lower alkyl), alkoxy(lower alkyl), phenyl-carbamoyloxy(lower alkyl), .omega.-carboxyalkanoyloxy(lower alkyl), allyl, dihydroxyalkyl of from 3 to 8 carbon atoms, and morpholinoethyl; with the proviso that no more than two of the R variables are hydroxyalkyl;R.sub.3 and R.sub.4 when taken together with the nitrogen to which they are attached are morpholino;X is selected from the group consisting of straight chain alkylene of from 2 to 6 carbon atoms and ##STR4## X' is selected from the group consisting of X, phenylenedimethylene and ##STR5## m is 0 or 1, with the provisos that only one of X and X'is ##STR6## and when X' is phenylenedimethylene, m is 0; Y is selected from the group consisting of straight chain alkylene of from 2 to 8 carbon atoms and phenylenedimethylene;A is selected from the group consisting of hydrogen, cyano, hydroxy, alkoxy of from 1 to 20 carbon atoms, alkanoyloxy of from 2 to 20 carbon atoms, phenylcarbamoyloxy, chloro, bromo, .omega.-carboxyalkanoyloxy(lower alkyl), alkanoyloxy of from 1 to 6 carbon atoms, carbo(lower alkoxy) and alkanoylthio of from 2 to 20 carbon atoms and alkylthio of from 1 to 20 carbon atoms;R.sub.5 is selected from the group consisting of hydrogen, alkyl of from 1 to 20 carbon atoms, hydroxyalkyl of from 2 to 8 carbon atoms, (lower alkoxy)lower alkyl and ##STR7## R.sub.6 is selected from the group consisting of hydrogen, alkyl of from 12 to 20 carbon atoms, hydroxyalkyl of from 2 to 8 carbon atoms, (lower alkoxy)lower alkyl and ##STR8## R.sub.7 is selected from the group consisting of alkyl of from 12 to 20 carbon atoms and ##STR9## R.sub.8 is selected from the group consisting of alkyl of from 1 to 20 carbon atoms and ##STR10## each of p and n is 0 or an integer from 1 to 6, with the proviso that the sum of p and n is no greater than 6; andZ is selected from the group consisting of .omega.-carboxy(lower alkyl), morpholino, piperidino, piperazino, N-(.omega.-hydroxy lower alkyl)piperazino and N-(lower alkyl)piperazino.
摘要:
Novel alkyl esters of quinoxaline-di-N-oxide-2-carboxylic acid substituted on the alkyl portion of the ester by hydroxy, acyloxy, N-alkyl carbamyloxy, dialkylaminoacyloxy, carboxyacyloxy, alkoxycarbonyloxy, haloacyloxy, amino and mono- and disubstituted amino, useful as antibacterial agents and in promoting growth and improving feed efficiency of animals in general.
摘要:
A series of novel 4-piperazino-6,7-dialkoxyquinazolines and 1-piperazino-6,7-dialkoxyisoquinolines have been prepared, including their acid addition salts. These compounds are useful in therapy as bronchodilators and as smooth muscle relaxants. Methods for their preparation from known compounds are provided.