Abstract:
PURPOSE: A novel macrolide compound having an inhibiting activity for the growth of Helicobacter pylori is provided, which is not easily decomposed by gastric acid. CONSTITUTION: The macrolide compound is represented by formula (1), in which R1 is hydrogen, 4-methoxy phenoxy methyl, 2-methoxy phenoxy methyl or methoxy ethoxy methyl; R2 is hydrogen, acyl or lower alkoxy; R3 is the same or different and hydrogen or acyl; and Q and W form oxo together or independently -OR4 and hydrogen, wherein R4 is hydrogen. It has an inhibiting activity for the growth of Helicobacter pylori which causes several stomach diseases.
Abstract:
PURPOSE: A methylidene-heterocyclic compound and a pharmaceutical composition containing the same are provided to strongly suppress IkappaB kinase-b(IKK-b) and to treat various inflammatory diseases. CONSTITUTION: A methylidene-heterocyclic compound is denoted by chemical formula 1. A pharmaceutical composition for preventing and treating inflammatory diseases contains the compound of chemical formula 1 as an active ingredient. The inflammatory diseases include rheumatoid arthritis, juvenile arthritis, asthma, spondyloarthopathies, gout, osteoarthritis, allergic rhinitis, atopic dermatitis, systemic lupuserythematosus, psoriasis, ulcerative colitis, SIRS, sepsis, or polymyositis. A method for preparing the compound of chemical formula 1 comprises: a step of cyclizing an aniline compound of chemical formula 2 and preparing a 3-phenyl rhodanine compound of chemical formula 3; and a step of condensing the compound of chemical formula 3 with aldehyde compound of R2-C(O)H under an acidic condition. [Reference numerals] (AA) Step 1; (BB) Step 2
Abstract:
PURPOSE: A novel 1,6-disubstituted-4,5,6,7-tetrahydro-1H-pyrazolo[3,4-c]pyridine-7-one is provided to suppress cancer cells. CONSTITUTION: A 1,6-disubstituted-4,5,6,7-tetrahydro-1H-pyrazolo[3,4-c]pyridine-7-one compound is denoted by chemical formula 1. A pharmaceutical composition for anticancer contains the compound of chemical formula 1 or pharmaceutically acceptable salt thereof as an active ingredient. A method for preparing the compound of chemical formula 1 comprises a step of alkylating 3-amino compounds of chemical formula 2 with haloalkylcarbonyl piperazine of chemical formula 3 by alkylating.
Abstract:
본 발명은 하기 화학식 1로 표시되는 신규 페닐아세테이트 유도체 또는 이의 약학적으로 허용가능한 염, 이의 제조방법 및 이를 유효성분으로 함유하는 T-형 칼슘 이온 채널의 활성에 의해 유발되는 질환의 예방 또는 치료용 조성물에 관한 것으로, 본 발명에 따른 페닐아세테이트 유도체를 함유하는 조성물은 T-형 칼슘 이온 채널 활성을 효과적으로 억제하므로 T-형 칼슘 이온 채널의 활성에 의해 유발되는 고혈압, 암, 간질, 신경성 통증 등의 질병의 예방 또는 치료제로서 유용하게 사용될 수 있다. [화학식 1] . (상기 화학식 1에서, 상기 X, R 1 및 R 2 는 본 명세서에서 정의된 바와 같다.) T-형 칼슘 채널 블로커, 페닐아세테이트 유도체, 통증치료제
Abstract:
PURPOSE: A thiazoline compounds and a T-type calcium channel inhibitor containing the same are provided to treat diseases relating to T-type calcium channel overexpression. CONSTITUTION: A thiazoline compounds have a structure of chemical formula 1. A composition for preventing and treating diseases relating to T-type calcium channel overexpression contains the thiazoline compounds of chemical formula 1. The diseases are Parkinson's disease, Alzheimer, schizophrenia, somnopathy, pain, hypertension, arrhythmia, angina, cardiac insufficiency, myocardial infarction, or cancer.
Abstract:
PURPOSE: A novel phenylacetate derivative and a composition containing the same are provided to suppress T-type calcium ion channel activity and to use as a therapeutic agent for preventing or treating diseases caused by T-type calcium ion channel activity. CONSTITUTION: A phenylacetate derivative is denoted by chemical formula 1. A method for preparing the phenylacetate derivative comprises: a step of performing esterification of a carboxylic acid compound of chemical formula 2 under acid catalyst to obtain an ester compound of chemical formula 3; a step of reacting the compound of chemical formula 3 with t-butoxide and isopropyl bromide to obtain a compound of chemical formula 4; a step of reacting the compound of chemical formula 4 with 1,3-dibromopropane to obtain a compound of chemical formula 5; and a step of reacting the compound of chemical formula 5 with a compound of chemical formula 6 or 7.
Abstract:
PURPOSE: Cephalosporin derivatives, its pharmaceutically acceptable salts and a manufacturing process thereof are provided, which cephalosporin derivatives have improved anti-microbial activity, particularly, for methicillin-resistant Staphylococcus aureus(MRSA) strain, so that they can be useful for antibiotics. CONSTITUTION: The cephalosporin derivatives represented by formula (I), or pharmaceutically acceptable salts thereof are provided, wherein X, Y and Z are the same or different, and independently hydrogen, halogen, C1-6 alkyl, C1-6 alkoxy, C1-6 halogenoalkyl, C1-6 alkoxy alkyl or C3-6 cycloalkyl; R1 is an isoxazol compound in which the 3-site is substituted with a compound of formula (A), wherein Q is a substituent useful for cephalosporin-based compound, and is selected from hydrogen, halogen, hydroxyl, mercapto, cyano, carboxy, carboxylic acid, ester, carbamoyloxy, carbamoyl, N,N-dimethylcarbamoyl, C1-4 alkyl, C1-4 alkyloxy, halogen substituted alkyl, aryl or hetero ring substituent; and R2 is hydrogen, an ester-forming group as an ester of carboxy group, salt-forming atom or carboxy-protecting group. The process for preparing the cephalosporin derivatives represented by formula (I), or pharmaceutically acceptable salts thereof comprises reacting an ilide compound of formula (VI) with an aldehyde compound of formula (VII) in the presence of base and organic solvent at -40 to 25 deg. C.