The present disclosure provides pyridines and pyrimidines of Formula I and pharmaceutically acceptable salts and solvates thereof: wherein A, G, W
1
, W
2
, W
3
, and R
5
are defined as set forth in the specification. The present disclosure also provides uses of the compounds of Formula I and pharmaceutically acceptable salts and solvates thereof. In certain embodiments, Compounds of the present disclosure are useful for treating pain. In another embodiment, Compounds of the present disclosure are useful for treating a disorder responsive to blockade of sodium channels, or alleviating symptoms of the disorder.
Compounds of the formula: ##STR1## where 2 THE R's are the same or different and are H or CH.sub.3, and one of them can be C.sub.2 -C.sub.9 alkyl or phenyl; R.sup.1 is hydrogen, C.sub.1 -C.sub.4 alkyl, C.sub.3 -C.sub.6 cycloalkyl, C.sub.2l -C.sub.4 alkoxycarbonyl, or substituted C.sub.1 -C.sub.4 alkyl where the substituent is C.sub.3 -C.sub.6 cycloalkyl or phenyl; and Z is H, Cl or CH.sub.3 ; and their pharmaceutically suitable salts. The compounds are useful as sedatives; some of them also exhibit antidepressant activity.
P-PHENYLENEDIAMINE DERIVATIVE AS POTASSIUM CHANNEL REGULATOR AND PREPARATION METHOD AND MEDICAL APPLICATION THEREOF
申请人:Shanghai Zhimeng Biopharma, Inc.
公开号:EP3798220A1
公开(公告)日:2021-03-31
The present invention relates to a p-phenylenediamine derivative as a potassium channel regulator and a preparation method and medical application thereof. In particular, disclosed is a compound represented by general formula A or a pharmaceutically acceptable salt thereof. Also disclosed are a preparation method of the compound and a use of the same as a potassium channel opener.
本发明涉及一种作为钾通道调节剂的对苯二胺衍生物及其制备方法和医疗应用。特别是公开了通式 A 所代表的化合物或其药学上可接受的盐。还公开了该化合物的制备方法及其作为钾通道开放剂的用途。
P-phenylenediamine derivative as potassium channel regulator and preparation method and medical application thereof
申请人:Shanghai Zhimeng Biopharma, Inc.
公开号:US11365181B2
公开(公告)日:2022-06-21
p-phenylenediamine derivatives as potassium channel regulators and preparation methods and medical applications thereof. A compound represented by general formula A or a pharmaceutically acceptable salt thereof. A preparation method of the compound and a use of the same as a potassium channel opener.