专利号:US-5118802-A 优先权日:1983-12-20 标 题:DNA-reporter conjugates linked via the 2' or 5'-primary amino group of the 5'-terminal nucleoside 发明人:SMITH LLOYD M; FUNG STEVEN; KAISER JR ROBERT J 权利人:CALIFORNIA INST OF TECHN 摘要:The invention consists of compounds and methods for the synthesis of oligonucleotides which contain one or more free aliphatic amino groups attached to the sugar moieties of the nucleoside subunits. The synthetic method is versatile and general, permitting amino groups to be selectively placed at any position on oligonucleotides of any composition or length which is attainable by current DNA synthetic methods. Fluorescent dyes or other detectable moieties may be covalently attached to the amino groups to yield the corresponding modified oligonucleotide.
专利号:US-2007065922-A1 优先权日:2005-09-21 标题 :Biocatalytic synthesis of aminodeoxy purine N9-beta-D-nucleosides containing 3-amino-3-deoxy-beta-D-ribofuranose, 3-amino-2,3-dideoxy-beta-D-ribofuranose, and 2-amino-2-deoxy-beta-D-ribofuranose as sugar moieties 发明人:BARAI VLADIMIR N; EROSHEVSKAYA LUDMILLA A; MIKHAILOPULO IGOR A; AZHAYEV ALEX V; LAPINJOKI SEPPO P 权利人:METKINEN OY 摘要:Purine N 9 -β-D-nucleosides containing 3-amino-3-deoxy-β-D-ribofaranose, 3-amino-2,3-dideoxy-β-D-ribofuranose, and 2-amino-2-deoxy-β-D-ribofuranose as sugar moieties are synthesized by biocatalytic transglycosylation of purine bases and the respective 3′-amino-3′-deoxyuridine, 3′-amino-3′-deoxythymidine and 2′-amino-2′-deoxyuridine as donors of the carbohydrate moiety, and the cells of Escherichia coli as a biocatalyst or glutaraldehyde (GA) treated cells of Escherichia coli as a biocatalyst or a mixture of thymidine (uridine) phosphorylase and purine nucleoside phosphorylase.
专利号:US-5118800-A 优先权日:1983-12-20 标 题 :Oligonucleotides possessing a primary amino group in the terminal nucleotide 发明人:SMITH LLOYD M; FUNG STEVEN; KAISER JR ROBERT J 权利人:CALIFORNIA INST OF TECHN 摘要:The invention consists of compounds and methods for the synthesis of oligonucleotides which contain one or more free aliphatic amino groups attached to the sugar moieties of the nucleoside subunits. The synthetic method is versatile and general, permitting amino groups to be selectively placed at any position on oligonucleotides of any composition or length which is attainable by current DNA synthetic methods. Fluorescent dyes or other detectable moieties may be covalently attached to the amino groups to yield the corresponding modified oligonucleotide.
专利号:US-4309346-A 优先权日:1980-03-27 标 题:Process for the preparation of 1-carbapenems and intermediates via trithioorthoacetates 发明人:CHRISTENSEN BURTON G; RATCLIFFE RONALD W; SALZMANN THOMAS N 权利人:MERCK & CO INC 摘要:Disclosed is a process for the total synthesis of 1-carbapenem antibiotics (I) from L-aspartic acid via intermediates II and III: I II III wherein R is hydrogen, a pharmaceutically acceptable ester moiety or salt cation, or a readily removable blocking group; R6 and R7 are, inter alia, independently selected from the group consisting of hydrogen, alkyl, alkenyl, aryl and aralkyl; R1' is hydrogen or a protecting group; and Ra, Rb and Rc are independently selected from alkyl, aryl and aralkyl.
专利号:US-5015733-A 优先权日:1983-12-20 标题 :Nucleosides possessing blocked aliphatic amino groups 发明人:SMITH LLOYD M; FUND STEVEN; KAISER JR ROBERT J 权利人:CALIFORNIA INST OF TECHN 摘要:The invention consists of compounds and methods for the synthesis of oligonucleotides which contain one or more free aliphatic amino groups attached to the sugar moieties of the nucleoside subunits. The synthetic method is versatile and general, permitting amino groups to be selectively placed at any position on oligonucleotides of any composition or length which is attainable by current DNA synthetic methods. Fluorescent dyes or other detectable moieites may be covalently attached to the amino groups to yield the corresponding modified oligonucleotide.
专利号:US-6506286-B1 优先权日:1995-02-24 标题 :Reactant, compound and process for the perfluoroalkylation of a nucleophile, and the derivatives obtained 发明人:LANGLOIS BERNARD; ROQUES NICOLAS; WAKSELMAN CLAUDE; TORDEUX MARC; FORAT GERARD 权利人:RHODIA CHIMIE SA 摘要:A reagent comprising a compound of formula (I): R f —M(X)(Z) n —Y—R, wherein R is a hydrocarbon radical advantageously having at most 10 carbon atoms and being selected from alkyls and aryls; R f is a radical of formula II: R 1 —(CΞ 2 ) m —CF 2 —, where R 1 is a fluorine or chlorine atom or a carbon radical, m is 0 or a integer from 0-12, and each Ξ, which may be the same or different, is a chlorine or preferably fluorine atom, with the proviso that when m is 0, R 1 is electroattractive, preferably a fluorine atom; n is 0 or 1; M is a non-metal selected from carbon and chalcogens with an atomic number than oxygen; and each of X, Y and Z, which are the same or different, is a chalcogen; as well as a generator, for consecutive or simultaneous addition. The reagent is useful for organic synthesis.
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合成参考文献
摘要:Drabowicz, J.; Kiełbasiński, P.; Mikołajczyk, M., Science of Synthesis, (2007) 33, 131.