Abstract:
본 발명은 벤조티아졸 또는 벤즈이미다졸 유도체, 이의 약학적으로 허용 가능한 염 및 이를 유효성분으로 포함하는 SIRTUIN 7 단백질 관련 질환의 예방 또는 치료용 약학 조성물에 관한 것으로, SIRTUIN 7 단백질의 저해활성이 우수하여 SIRTUIN 7 단백질 관련 질환의 예방 또는 치료에 사용할 수 있다.
Abstract:
신규한 [1, 2, 4]트리아졸로[4, 3-a]퀴녹살린 유도체, 이들의 제조방법 및 이를 유효성분으로 함유하는 암 및 자가면역질환을 포함한 BET(Bromodomain Extra-terminal) 단백질 관련 질환의 예방 또는 치료용 약학적 조성물이 제공된다.
Abstract:
PURPOSE: A 1H-indazole-5-ylamino-substituted heterocyclic compound is provided to prevent or treat various cardiovascular diseases caused by vasoconstriction. CONSTITUTION: A 1H-indazole-5-ylamino-substituted heterocyclic compound of chemical formula 1 or a pharmaceutically acceptable salt, a solvate, or a hydrate thereof is provided. The compound is selected among compounds of chemical formulas 2-4. A pharmaceutical composition for preventing or treating cardiovascular diseases contains pharmaceutically effective amount of the compound and a pharmaceutically acceptable carrier.
Abstract:
PURPOSE: Provided is a locally implantable pharmaceutical preparation of anticancer agent containing an osmotic agent. Therefore, its drug release is controlled and its cytotoxicity is increased. CONSTITUTION: A locally implantable pharmaceutical preparation of anticancer agent is characterized in that a pharmaceutical composition consisting of nitrosourea based anticancer agents and biodegradable polymers is added with 1-50 wt.% of an osmotic agent selected from salt, saccharides and saccharide mixtures.
Abstract:
PURPOSE: Provided are azetidinone compound of the formula(I) as an intermediate useful for the manufacture of carbapenem antibiotics and a process for the preparation thereof. CONSTITUTION: The azetidine compound is represented by the formula(I). It is useful as an intermediate for the manufacture of beta-methylcarbapenem antibiotics and manufactured by reacting 4-acetoxy-azetidine compound of the formula(II) and alpha-halo propionic acid amide compound of the formula(III).
Abstract:
PURPOSE: Provided is a 1-βmethylcarbapenemcarboxylic acid ester derivative wherein lactam is linked to hydroxymethyl at C-2, which has high antibiotic effects on both gram positive and negative bacteria except for Pseudomonas aeruginosa. Also, its preparation method is provided. CONSTITUTION: 1-βmethylcarbaphenemcarboxylic acid ester derivative is represented by the formula(1), wherein R1 is hydrogen atom or cyclic or noncyclic low alkyl having C1-C4; R2 is pivaloyloxyalkyl, low alkoxycarbonyloxyalkyl or alkyldioxoleneonalkyl having C1-C6; and n is 1-3. It is prepared by reacting 1-βmethylvcarbephenem derivative represented by the formula(2), wherein R1, R2 and n is as described above; R is hydrogen or anion induced from organic or inorganic salt; and X is halogen with halide represented by the formula(3) of X-R2 or sulfonate compound.
Abstract:
본 발명은 1-베타메틸-2-포르밀 카바페넴 유도체의 개선된 제조방법에 관한 것으로서, 출발물질인 베타메틸아제티디논프로피온산으로부터 1-베타메틸-2-티아졸릴 카바페넴 유도체를 거쳐 하기 일반식(I)의 1-베타메틸-2-포르밀 카바페넴 유도체를 간편하게 제조할 수 있다:
상기 식에서, R 1 은 카복시 보호기로서, C 1-4 알케닐, 또는 파라 니트로-, 파라 C 1-4 알콕시- 또는 파라 C 1-6 알킬-치환된 벤질이고; R 2 는 히드록시 보호기로서, C 1-6 알킬-삼치환(각각의 치환기는 서로 같거나 다를 수 있다)된 실릴 또는 C 1-4 알케닐옥시카보닐이다.
Abstract:
PURPOSE: Provided is a controlled drug delivery system of a locally implantable agent which controls an initial release speed and duration of drug by adding a biodegradable polymer as a carrier and its monomers to reduce toxicity due to drug-overadministration and other adverse side effects. CONSTITUTION: The controlled drug delivery system of a locally implantable agent is characterized by including or dispersing an effective amount of drug in a mixture of 20-99 wt.% of a biodegradable polymer as a carrier and 1-80 wt.% of its monomers.
Abstract:
PURPOSE: Provided are azetidinone compound of the formula(I) as an intermediate useful for the manufacture of carbapenem antibiotics and a process for the preparation thereof. CONSTITUTION: The azetidine compound is represented by the formula(I). It is useful as an intermediate for the manufacture of beta-methylcarbapenem antibiotics and manufactured by reacting 4-acetoxy-azetidine compound of the formula(II) and alpha-halo propionic acid amide compound of the formula(III).