Abstract:
PURPOSE: An apparatus for synthesizing F-18 labeled radiopharmaceuticals is provided to supply F-18 labeled radiopharmaceuticals with the same combined with a reagent. CONSTITUTION: An apparatus for synthesizing F-18 labeled radiopharmaceuticals comprises; a supplying part(110) for supplying F-18 radioactive isotope, a reagent supplying part(120) of which reagent reacts with F-18 radioactive isotope, a gas supplying part(130) for moving F-18 radioactive isotope and the reagent, a cassette(150) for the pre-processing of synthesizing F-18 radioactive isotope, a synthesizing container(160) for intermediate compounds, a collecting container(170) for final products, a waste container(180) for the discarded liquid, a heating part(190) for heating the synthesizing container, a valve controlling part(200) for preventing F-18 radioactive isotope, the reagent from moving through a tube. [Reference numerals] (110) F-18 isotope supplying part; (120) Reagent supplying part; (130) Carrier gas supplying part; (140) Vacuum pump; (150) Cassette; (160) Synthesizing container; (170) Collecting container; (180) Waste solution container; (190) Heating part; (201) Hydraulic cylinder; (203) Air compressor; (205a) Central processing device; (205b) Input module; (205c) Output module
Abstract:
본 발명은 [ 18 F]유기플루오로 화합물의 제조방법에 관한 것으로, 보다 상세하게는 하기 반응식 1과 같은 친핵성 [ 18 F]플루오르화 반응에서 하기 화학식 1의 염기를 고체 상태로 사용하는 것을 특징으로 하는 [ 18 F]유기플루오로 화합물의 제조방법을 제공한다. [반응식 1]
[화학식 1] M n A m 본 발명에 따르면, 화학식 1로 표시되는 염기를 고체 상태로 사용하여 불균일상 친핵성 [ 18 F]플루오르화 반응을 유도함으로써 용액내에 염기농도를 최소한으로 유지하도록 하여 부반응을 획기적으로 억제하는 방법을 제공한다.
Abstract:
PURPOSE: A method for preparing [18F] organic fluoro compounds is provided to induce heterogenous nucleophilicity [18F] fluorination and to minimize base concentration in a solution. CONSTITUTION: A method for preparing [18F] organic fluoro compounds comprises nucleophilicity [18F] fluorination of reaction formula 1 using a base of chemical formula 1(M_nA_m) and deprotection process. A solvent of reaction formula 1 is acetone, tetrahydrofuran, 1,4-dioxane, 1,2-dimethoxy ethane, benzene, toluene, acetonitrile, dimethyl formamide, dimethyl acetamide, dimethyl sulfoxide, or alcohol solvent.
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.
Abstract:
본 발명은 F-18 표지 방사성 의약품 합성 장치에 이용되는 카세트에 관한 것으로, F-18 표지 방사성 의약품 합성 장치용 카세트는; F-18 표지 방사성 의약품을 합성하기 위한 장치에 탈착할 수 있도록 구비된 플레이트; 상기 플레이트에 장착되고, F-18 방사성 동위원소 및 시약을 이송시키는 튜브; 및 상기 플레이트에 구비되고, 상기 튜브의 이송 경로를 차단할 수 있는 밸브를 포함하는 것을 특징으로 한다. 상기와 같은 구성을 갖춘 본 발명에 따른 F-18 표지 방사성 의약품 합성 장치용 카세트에 의하면; 카세트에 마련된 밸브에 의해 방사성 의약품의 합성을 사용자가 원하는 순간에 자유롭게 할 수 있다는 효과가 있다.
Abstract:
PURPOSE: An apparatus and a method for synthesizing F-18 labeled radiopharmaceuticals are provided to automatically synthesize radiopharmaceuticals using a single separable cassette and a control device. CONSTITUTION: A first organic solvent supply unit(121) supplies a first organic solvent for eliminating water from a polymer precursor cartridge. A second organic solvent supply unit(123) supplies an organic solvent including acid or a second organic solvent which is a mixture of the organic solvent and water. An alkaline aqueous solution supply unit(125) supplies an alkaline aqueous solution for neutralizing a composite solution in a composite container. A third organic solvent supply unit(127) supplies a third organic solvent for eluting F-18 labeled compounds in a polymeric compound cartridge.