A compound having the formula
Wherein: R1 is the esterification residue of a pharmaceutically acceptable non-toxic, substituted or unsubstituted, straight cyclic or branched chain alcohol (R1-OH) having from 1 to 8 carbon atoms such that the ester group, CORR1, is metabolically hydrolyzable to the free alcohol, R1-OH, and a non-toxic metabolite of said compound following administration thereof to a human or non-human animal;
R2 is a substituted or unsubstituted aryl, cycloalkyl, or alkyl group having from 1 to 8 carbon atoms;
R3 is H or R2;
n is an integer from 0 to 4;
wherein R8 is H or straight or branched chain alkyl having from 1 to 5 carbon atoms;
wherein
R9 and R10 may be the same or different and may be H or lower alkyl having from 1 to 5 carbon atoms; (̵S)̵; (̵EO)̵ or (̵NH)̵; m is an integer from 0 to 4;
wherein R5 and R6 may be the same or different and are alkyls having from 1 to 5 carbon atoms;
wherein R5, R6 and R7 may be the same or different and are alkyls having from 1 to 5 carbon atoms; ortho-, meta- or para-substituted alkyl pyridine,
wherein Z is an integer from 0 to 3 or
wherein said empty valences are filled with groups to produce a non-toxic quaternary nitrogen salt and X- is a pharmaceutically acceptable anion.
The esters are prepared in two steps to the tertiary compounds and in three steps to the quaternary compounds from the phenyimalonic acid.
It is an object of the present invention to provide novel anticholinergic compounds which exhibit anticholinergic properties and which induce mydriasis as well as pharmaceutical compositions and methods of treatment embodying those compounds which are more effective and less toxic than those presently available.
一种化合物,其
化学式为
其中R1 是药学上可接受的、无毒的、取代或未取代的、直链或支链醇(R1-OH)的酯化残基,具有 1 至 8 个碳原子,从而使酯基 CORR1 可在人或非人动物体内代谢
水解为游离醇 R1-OH 和所述化合物的无毒代谢物;
R2 是具有 1 至 8 个碳原子的取代或未取代的芳基、环烷基或烷基;
R3 是 H 或 R2
n 是 0 至 4 的整数;
其中 R8 是 H 或具有 1 至 5 个碳原子的直链或支链烷基;
其中
R9和R10可以相同或不同,可以是H或具有1至5个碳原子的低级烷基;(̵S)̵;(̵
EO)̵或(̵NH)̵;m是0至4的整数;
其中 R5 和 R6 可以相同或不同,并且是具有 1 至 5 个碳原子的烷基;
其中 R5、R6 和 R7 可以相同或不同,并且是具有 1 至 5 个碳原子的烷基; 正、偏或对取代的烷基
吡啶、
其中 Z 为 0 至 3 的整数或
其中所述空价位用基团填充,以产生无毒的季氮盐,X- 是药学上可接受的阴离子。
从
苯丙炔酸到三级化合物的
酯类制备分两步进行,到四级化合物的
酯类制备分三步进行。
本发明的目的是提供新型的抗
胆碱能化合物,这些化合物具有抗
胆碱能特性并能诱导瞳孔散大,同时还提供含有这些化合物的药物组合物和治疗方法,这些化合物比现有的化合物更有效且毒性更低。