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    • 5. 发明专利
    • AT534641T
    • 2011-12-15
    • AT08250265
    • 2008-01-22
    • PIERCE BIOTECHNOLOGY INC
    • FRANK WILHELM GWENZEL MATTHIAS SCZERNEY PETER TDESAI SURBHIHERMANSON GREG
    • C07D311/84G01N33/58
    • Compounds having the general of formula I and/or formula II wherein R 1 and R 2 are the same or different and are independently selected from the group consisting of -H, -C 1 -C 18 -alkyl or -É-sulfoalkyl; X and Y are the same or different and are independently selected from the group consisting of -O - , -OH, -SH, -NH-NH 2 . -F, -Cl, -Br, -1, -O-Su (succinimidyl/sulfosuccinimidyl), -O-STP (4-sulfo-2,3,5,6-tetrafluorophenyl), -O-TFP (2,3,5,6-tatraflucrophenyl), -O-benzotriazole, -benzotriazole, -NR-CO-CH 2 -I, -NR 2 , -NR-biomolecule, -NR-L-COO', -NR-L-COOH. -NR-L-COO-Su, -NR-L-COO-STP,-NR-L-COO-TFP, -NR-L-CONR 2 , -NR-L-CO-biomolecule, -NR-L-CO-NH-NH 2 , -NR-L-OH, -NR-L-O-phosphoramidite, -NR-L-CHO, -NR-L-maleimid, or -NR-L-NH-CO-CH 2 -1; where R is equal to R 1 and R 2 and L is selected from the group consisting of a divalent linear (-(CH 2 ) o - , o = 1 to 15), crossed, or cyclic alkane group that can be substituted by at least one atom selected from the group consisting of oxygen, substituted nitrogen, and/or sulfur, and the biomolecule is a protein, antibody, nucleotide, oligonucleotide, biotin, or hapten; Z is -O - or OH; U is -O - , -OH, or NH-L-SO 2 Z; Kat is Li, Na, K, ammonium (mono-, di- or trialkyl) or another cation; An is F, Cl, Br, I, BF 4 , ClO 4' CH 3 CO 2 , CF 3 CO 2 or another anion; m is an integer from 1 - 6 necessary to compensate the negative or positive charge from the dye moiety in formula I or formula II; and n is an integer from 0 - 12; compositions containing these compounds, and methods using these compounds, are disclosed.
    • 10. 发明专利
    • Modified nucleotides
    • GB2479833A
    • 2011-10-26
    • GB201106948
    • 2011-04-21
    • PIERCE BIOTECHNOLOGY INC
    • OPPERMAN KAYKABOORD BARBARA JSCHULTZ JEAN-SAMUELETIENNE CHRISTOPHER LHERMANSON GREG
    • C07H19/10C12Q1/68
    • Modified nucleotides, and methods to modify nucleotides with a moiety or label, such as biotin, that permits their detection and results in a modified nucleotide, and methods of use of the modified nucleotide in quantitative and qualitative assays are outlined. In particular the modified nucleotide is a nucleoside bis-phosphate of structure (I):P1-P2-Nus-Alk-Lnk-Obs (I)or a salt, conjugate base, tautomer or ionised form thereof, wherein P1 and P2 are phosphate groups; Nus is a nucleoside moiety comprising a sugar bound to a purine or pyrimidine base; Alk is a connecting group having the structure —(CH2)m-Y- where Y is a bond or NH, NR, O, C(O),S(O)2, S or Si, where m is 3-6; Lnk is a linking group of formula —A1-CH2-(CH2OCH2)n-CH2-A2- or —A1-X-A3-CH2-(CH2OCH2)n-CH2-A2- where n is 2-48; Al is CH2. C(O), C(O)NH, C(O)O, S(O)2, C(S)NH, C(NR)NH, NH, NR or O; A2and A3are NH, NR, NHC(O), NHS(O)2, NHC(S)NH, NHC(NR)NH, NHC(O)NH, OC(O), SC(O), C(O), C(O)NH or C(O)); X is a cleavable group that can undergo silicon-carbon, redox, photochemical, enzymatic or exchange-based cleavage; and Obs is an observable label such as biotin, a fluorophore or an azide. A preferred compound of formula (I) is: