Abstract:
본 발명은 플루오린-18( 18 F)로 표지 된 말레이미드 화합물과 그의 제조방법 및 이를 보결그룹으로 이용한 생체화합물의 방사성 동위원소 18 F 표지에 관한 것으로, 본 발명의 화합물은 18 F로 표지 된 아자이드 화합물과 말레이미드 아세틸렌 화합물 간의 구리-촉매하에서의 [3+2]고리화 반응에 의해 손쉽게 제조하여, 기존의 세 단계 이상의 복잡한 제조공정을 단축시키고 제조시간을 감소시킨다. 또한 양전자방출 방사성 동위원소인 18 F(반감기 110분)이 표지 된 보결그룹의 효과적인 합성에 유용하게 이용될 수 있다.
Abstract:
PURPOSE: A precursor compound connected to a solid supporter for manufacturing 18f radiopharmaceutical products marked as f-18 and manufacturing method and application thereof are provided to omit excessive amount of phase transfer catalyst use and fluoride refining process. CONSTITUTION: A precursor compound is represented by chemical formula 1. Here, the solid supporter is an insoluble organic polymer or an insoluble inorganic oxide. A indicates a linker, B indicates an organic cation, and C indicates a single bond, -O- or -D-SO2-O-. Here, D indicates the single bond or C1-30 hydrocarbon group. In the hydrocarbon radical, one or more selected from a group consisting of nitrogen, oxygen and sulfur can be placed and the hydrocarbon radical is substituted or non-substituted with halogen. R indicates an organic group which excepts F-18 among radiopharmaceutical products marked as 18F. Hydrogen inside the organic group is non-substituted or substituted with a blocking group. X indicates a negative ion.
Abstract:
본 발명은 고체 지지체를 포함하는 유기염 형태의 고체 전구체 및 이의 제조방법과 응용에 관한 것이다. 본 발명의 고체 전구체는 별도의 카트리지를 이용한 [ 18 F]플루오라이드 정제 과정과 과량의 상전이 촉매 사용을 생략할 수 있고, 전구체 내 고체 지지체에 의해 반응 후 남은 물질의 제거가 용이하다. 본 발명의 고체 전구체를 카트리지에 충전하여 사용할 경우, [ 18 F]플루오르화 반응의 전반적인 과정을 수행할 수 있는 올인원(all-in-one) 시스템으로 자동화 합성 장치에 매우 적합하다.
Abstract:
PURPOSE: A minute column pipe for chromatography is provided to prevent volatile radioactive substance from volatilizing to accurately measure the amount of radioactive substance. CONSTITUTION: A minute column pipe (100) for chromatography performing separation, detection and quantitative analysis of radioactive substance comprises an inlet port (1) loading radioactive substance, frits (2,3) consisting of porous solid material in both ends of the minute column pipe, a solid filler with particle shape (4) filled between the frits and a solid pipe maintaining a specific shape. The solid pipe is made of glass, quartz, plastic or stainless metal. The inside diameter of the solid pipe is 0.5-3.0 mm, and the length is 40-200.
Abstract:
PURPOSE: A maleimide compound labeled with fluorine-18(^18F) and a method for labeling ^18F of biocompounds are provided to simplify production process and to reduce production time. CONSTITUTION: A maleimide compound with 1,2,3-triazole group is denoted by chemical formula 1. A method for preparing the maleimide compound comprises: a step of performing nucleophilic fluorination of sulfonate precursor of chemical formula 2 under the presence of an organic solvent to prepare fluoroalkyl azide compound of chemical formula 3; and a step of reacting the compound of chemical formula 3 with maleimide with terminal alkyne group of chemical formula 4 under the presence of an organic solvent and copper catalyst to prepare a compound of chemical formula 1. A method for labeling ^18F to a biocompound comprises: a step of stirring ^18F-labeled compound of chemical formula 1 with the biocompound with SH functional groups under the presence of PBS solution; and a step of collecting ^18F-labeled biocompound of chemical formula 6.