申请人:Centre International de Recherches Dermatologiques C.I.R.D.
公开号:US04740519A1
公开(公告)日:1988-04-26
Aromatic heterocyclic derivatives have the formula ##STR1## wherein R.sub.1 represents ##STR2## wherein R.sub.3 represents hydrogen, --OR.sub.4 wherein R.sub.4 represents hydrogen, alkyl having 1-20 carbon atoms or mono- or polyhydroxyalkyl or R.sub.3 represents ##STR3## wherein r' and r" represent hydrogen, lower alkyl or together form a heterocycle, R.sub.2 represents hydrogen or --CH.sub.3 and Ar represents ##STR4## wherein Z is O or S, ##STR5## wherein R.sub.5 is lower alkyl or ##STR6## wherein R.sub.6 is hydrogen or alkyl having 1-10 carbon atoms and R.sub.7 represents alkyl having 4-12 carbon atoms or cycloalkyl, Y is CH or a nitrogen atom and X represents oxygen, sulfur or --N--R.sub.8 when R.sub.8 represents hydrogen, lower alkyl or lower alkoxycarbonyl, with the proviso that (i) when Y is CH and X is oxygen or sulfur Ar is other than C and (ii) when Y is nitrogen and X is oxygen, Ar is other than (C) or (D) in which R.sub.6 is alkyl having 1-4 carbon atoms and R.sub.7 is branched alkyl having 4-12 atoms useful in veterinary or human therapy and in cosmetic formulations.
芳香杂环衍生物的化学式为##STR1##其中R.sub.1表示##STR2##其中R.sub.3表示氢,-OR.sub.4其中R.sub.4表示氢,具有1-20个碳原子的烷基或单糖基或多糖基烷基或R.sub.3表示##STR3##其中r'和r"表示氢,较低的烷基或一起形成杂环,R.sub.2表示氢或-CH.sub.3,Ar表示##STR4##其中Z为O或S,##STR5##其中R.sub.5为较低的烷基或##STR6##其中R.sub.6为氢或具有1-10个碳原子的烷基,R.sub.7表示具有4-12个碳原子的烷基或环烷基,Y为CH或氮原子,X表示氧、硫或-N-R.sub.8,当R.sub.8表示氢、较低的烷基或较低的烷氧羰基时,条件是(i)当Y为CH且X为氧或硫时,Ar与C不同,(ii)当Y为氮且X为氧时,Ar与(C)或(D)不同,其中R.sub.6为具有1-4个碳原子的烷基,R.sub.7为具有4-12个碳原子的支链烷基,用于兽医或人类治疗和化妆品配方中。