专利号:US-7691635-B2 优先权日:2004-03-26 标题 :Labeling reagents, methods for the synthesis of such reagents and methods for the detection of biological molecules 发明人:LAAYOUN ALI; BERNAL-MENDEZ ELOY 权利人:BIOMERIEUX SA 摘要:The present invention relates to a temperature-stable labeling reagent of formula (0): n nin which:n R 1 represents H or an alkyl, aryl or substituted aryl group, R 2 represents a detectable marker or at least two detectable markers interlinked by at least one multimeric structure, L is a linker arm comprising a linear chain of at least two covalent bonds and n is an integer equal to 0 or 1, R 3 and R 4 represent, independently of one another: H, NO 2 , Cl, Br, F, I, R 2 -(L) n -Y—X—, OR, SR, NR 2 , R, NHCOR, CONHR, COOR, —CO—NH—(CH 2 ) 3 —(O—CH 2 —CH 2 ) 3 —CH 2 —NH—R 2 , —CO—NH—(CH 2 ) 3 —(O—CH 2 —CH 2 ) 4 —CH 2 —NH—R 2 with R=alkyl or aryl, A is a linker arm comprising at least one covalent double bond enabling the conjugation of the diazo function with the aromatic ring and u is an integer between 0 and 2, preferably 0 or 1, —Y—X— represents —CONH—, —NHCO—, —CH 2 O—, —CH 2 S—, —Z— represents —NH—, —NHCO—, —CONH— or —O—, m is an integer between 1 and 10, preferably between 1 and 3, and p is an integer between 1 and 10, preferably between 1 and 3. n The present invention also describes a method for the synthesis of said labels and also applications for the labeling of biological molecules, in particular of nucleic acids, with a labeling reagent bearing the diazomethyl function. n The invention is particularly suitable for use in the field of diagnostics.
专利号:US-2023250053-A1 优先权日:2020-06-24 标 题:Process for synthesizing targeting molecules 发明人:SHI ZHONGPING; TAN YICHEN; LORA GONZALEZ FEDERICO; CARRASQUILLO-FLORES RONALD; SMITH MICHAEL J 权利人:BRISTOL MYERS SQUIBB CO 摘要:The present application provides processes for synthesizing targeting molecules of Formula (I) comprising a retinoid moiety useful in the synthesis of fat-soluble compounds for targeting and enhancing activity of therapeutic molecules, including siRNA.
专利号:US-2024182430-A1 优先权日:2022-11-28 标 题 :Synthesis of substituted pyrazines 发明人:ROGERS THOMAS E; BUCK ERIC 权利人:MEDIBEACON INC 摘要:Described herein are methods to form substituted pyrazines. Also described herein are methods to purify substituted pyrazines.
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