Abstract:
본 발병은 바이러스 감염 특히, 인플루엔자 바이러스를 치료하는 물질로서 유용한 하기 화학식 1의 페닐-이속사졸 유도체 화합물, 이의 약제학적으로 허용되는 유도체, 이의 제조방법, 및 이 화합물을 활성 성분으로 함유함을 특징으로 하는 질병 치료용 약제학적 조성물에 관한 것이다.
화학식 1
상기 식에서 R 1 , R 2 , R 3 , R 4 및 R 8 은 명세서에 정의된 바와 같다.
Abstract:
본 발명은 온혈 동물에서의 각종 암에 탁월한 효과를 나타내는 하기 화학식 1의 N-페닐-2-피리미딘-아민 유도체 및 그의 염, 그의 제조방법, 및 이 화합물을 활성 성분으로 함유함을 특징으로 하는 폐암, 위암, 대장암, 췌장암, 간암, 전립선암, 유방암, 만성 또는 급성 백혈병, 혈액암, 뇌종양, 방광암, 직장암, 자궁경부암 등 질병 치료용 약제학적 조성물에 관한 것이다.
상기 식에서 R 1 , R 2 , R 3 , R 4 , R 5 , R 6 , R 7 , 및 R 8 은 명세서에 정의된 바와 같다.
Abstract:
PURPOSE: A phenyl-isoxazole derivative and a method of manufacture thereof are provided to have influenza virus suppressing activity and to prevent the reproduction of the virus. CONSTITUTION: A phenyl-isoxazole derivative is represented by chemical formula 1. A manufacturing method of a compound of the chemical formula 1 comprises the following steps: manufacturing a compound of chemical formula 5 by reacting a compound of chemical formula 4 with hydroxylammoniumchloride under the presence of base; manufacturing a compound of chemical formula 7 which is isoxazol compound by using cyclization after manufacturing a compound of chemical formula 6 by using chloro reaction; and manufacturing a compound of chemical formula 9a or 9b by reacting with the compound of the chemical formula 2 or 3 after manufacturing a compound of chemical formula 8 by separating R10. The manufacturing method is processed under the presence of a tolerant solvent and/or acid or base.
Abstract:
PURPOSE: An N-phenyl-2-pyrimidine isothiocyanate derivative compound is provided to suppress influenza virus and to prevent and treat viral infection. CONSTITUTION: An N-phenyl-2-pyrimidine isothiocyanate derivative compound is denoted by chemical formula 1. A method for preparing the compound of chemical formula 1 comprises: a step of reacting a compound of chemical formula 4a or 4b with a compound of chemical formula 5 to prepare a compound of chemical formula 6a or 6b; and a step of removing PG.
Abstract:
A method for preparing lercanidipine hydrochloride is provided to shorten the process by using a coupling agent of a,a-dichloromethylmethylether, mass-produce the lercanidipine hydrochloride due to a shortened process, decrease of the toxic gas generation and a simple purifying step and easily remove a by-product of methyl formate through concentration under reduced pressure. A method for preparing lercanidipine hydrochloride represented by the formula(1) comprises a step of reacting 2,6-dimethyl-5-methoxycarbonyl-4-(3-nitrophenyl)-1,4-dihydropyridine-3-carboxylic acid represented by the formula(2) with 2,N-dimethyl-N-(3,3-diphenylpropyl)-1-amino-2-propanol represented by the formula(3) in the presence of a coupling reagent of a,a-dichloromethylmethylether represented by the formula(5) and solvent such as ethylacetate, dichloromethane, methanol, N,N-dimethylformamide and 1,4-dioxane at a reaction temperature of 10-60 deg.C.
Abstract:
본 발명은 소화관 운동 부활제로 유용한 하기 화학식1인 이토프라이드·염산염의 중간체에 대한 새로운 제조방법에 관한 것으로, 더욱 상세하게는, 본 발명에 따른 화학식2와 화학식3의 화합물을 시발물질로 사용하여 에스테르화 반응을 통하여 단일공정의 이토프라이드·염산염 중간체인 화학식1의 4-[2-(디메틸아미노)에톡시]벤질아민 제조방법을 제공함으로써, 제조공정시 간단한 정제과정과 선택적인 반응을 통하여 높은 수율과 생산단가를 낮출 수 있으며, 유독가스가 발생하지 않아 환경오염 및 인체에 해를 주지 않고, 특히, 50kg/㎠의 초고압 수소반응 및 금속촉매를 이용한 환원반응의 공정을 시행하지 않아 제조시 매우 안전하고 특별한 제조장치가 필요없는 것을 특징으로 하는 이토프라이드·염산염 중간체에 대한 제조방법에 관한 것이다. 이토프라이드·염산염, 부정수소증상, 소화기계, 소화관 운동
Abstract:
PURPOSE: N-phenyl-2-pyrimidine-amine derivatives and a process for the preparation thereof are provided, which compounds have improved anti-cancer activity, so that it can be useful for treatment of cancers such as lung cancer, stomach cancer, colon cancer, pancreas cancer, liver cancer, prostate cancer, breast cancer, leukemia, blood cancer, brain cancer, bladder cancer, rectal cancer and cervix cancer. CONSTITUTION: The N-phenyl-2-pyrimidine-amine derivatives represented by formula (1) and pharmaceutically acceptable salts thereof are provided, wherein R1 is 3-pyridyl or 4-pyridyl; R2 and R3 are independently hydrogen or lower alkyl; R6 or R7 are substituted with a radical of formula (2); X is oxygen or NH; n is 0 or 1; and R9 is C5 to C10 aliphatic group, optionally substituted monocyclic radical which contains 1 to 3 hetero atoms selected from nitrogen, oxygen and sulfur, and 5- to 7-membered cyclic ring, optionally benzene ring fused bi- or tri-cyclic radical, or lower alkyl substituted piperazinyl or homopiperazinyl, wherein R4, R5, R7 and R8 are simultaneously hydrogen or one or two of them are independently halogen, lower alkyl or lower alkoxy when the radical of formula (2) is substituted with R6, and one or two of R4, R5, R6 and R8 are independently halogen, lower alkyl or lower alkoxy when the radical of formula (2) is substituted with R7, provided that one or more of R4, R5, R7 and R8, or one or more of R4, R5, R6 and R8 is halogen when R6 or R7 are substituted with the radical of formula (2) of which R9 is 4-methylpiperazine and n is 0.
Abstract:
본 발명은 일반식(Ⅲ)의 신남산 유도체 또는 그의 무수물(Ⅴ)를 구조식(Ⅳ)의 4-하이드록시펜에틸아민과 반응시키고 생성물을 묽은 염산용액 및 중산탄산나트륨 용액으로 정제함을 특징으로 하여 일반식(Ⅰ)의 신나모일-(4-하이드록시-펜에틸아민)유도체를 경제적으로 제조하는 방법에 관한 것이다. (Ⅰ) (Ⅲ) (Ⅳ) (Ⅴ) 상기식에서 R 1 , R 2 , R 3 , R 4 및 R 5 는 각각 독립적으로 하이드록시, 메톡시 또는 수소원자를 나타내며, 이들 중의 2개 이상이 서로 동일할 수도 있다.