专利号:US-2024424116-A1 优先权日:2023-06-16 标题:Pegylated-AU(III) Reagents for Rapid Cysteine S-Arylation of Biomolecules 发明人:MAYNARD HEATHER D; SPOKOYNY ALEXANDER; AYTAC HAYDEN MONTGOMERY; MESSINA MARCO; DOUD EVAN 权利人:UNIV CALIFORNIA 摘要:Compositions and methods for cysteine arylation of polypeptides using Au(III) organometallic complexes are disclosed herein. The bioconjugation reactions proceed rapidly at ambient temperature in various buffers. The compositions and methods enable the synthesis of PEGylated polypeptide conjugates with selectivity and high efficiency, allowing facile modification of complex biomolecules.
专利号:US-2016223559-A1 优先权日:2015-02-02 标题:Tetrazine-containing compounds and synthetic methods thereof 发明人:DEVARAJ NEAL K; WU HAOXING; YANG JUN 权利人:UNIV CALIFORNIA 摘要:Described herein are tetrazine derivatives and efficient synthetic methods of synthesis thereof using elimination-Heck cascade reaction. Provided herein is the synthesis of conjugated tetrazines from the tetrazine derivatives. Also provided herein are methods of use of the conjugated tetrazines as fluorogenic probes for live-cell imaging.
专利号:US-8981126-B2 优先权日:2011-02-24 标 题:Cyclopropenylidene-stabilized phosphenium cations 发明人:ALCARAZO MANUEL; BRUNS HANS; PETUSKOVA JEKATERINA 权利人:ALCARAZO MANUEL; BRUNS HANS; PETUSKOVA JEKATERINA; Studiengesellshaft Kohle mbH 摘要:Phosphenium compounds with the general formula I: n nin whichn R 1 , R 2 , R 3 and R 4 are identical or different and represent a linear or branched C 1 -C 6 -alkyl radical, which can optionally be substituted, or R 1 and R 2 and/or R 3 and R 4 are bonded to one another with the formation of a ring, R 5 and R 6 stand for a saturated or unsaturated and linear or branched alkyl group, alkenyl group or aryl group, which can have suitable substituents, even heteroatoms as substituents, or a heteroatom-comprising hydrocarbon group, which can have suitable substituents, and the R 5 and R 6 radicals can form a ring which can be 4- to 20-membered, saturated or unsaturated and alicyclic or heteroalicyclic and can exhibit suitable substituents, X − represents an anion, a process for the preparation thereof, and also the use of these compounds in metal complexes which can be used as catalysts in organic synthesis, are claimed.
专利号:WO-2013159229-A1 优先权日:2012-04-24 标 题:Silanyloxyaryl phosphine ligand and uses thereof in c-n cross-coupling 发明人:STRADIOTTO MARK JOHN 权利人:UNIV DALHOUSIE 摘要:The present invention pertains to silanyloxyaryl phosphine ligands of formula (I) and their uses with transition metal catalyst precursors for organic synthesis reactions. More particularly, the present invention pertains to the use of silanyloxyaryl phosphine ligands and with transition metal catalyst precursors in C-N cross-coupling reactions.
专利号:US-11794180-B2 优先权日:2015-10-29 标 题 :Tri-(adamantyl)phosphines and applications thereof 发明人:CARROW BRAD P; CHEN LIYE 权利人:UNIV PRINCETON 摘要:In one aspect, phosphine compounds comprising three adamantyl moieties (PAd3) and associated synthetic routes are described herein. Each adamantyl moiety may be the same or different. For example, each adamantyl moiety (Ad) attached to the phosphorus atom can be independently selected from the group consisting of adamantane, diamantane, triamantane and derivatives thereof. Transition metal complexes comprising PAd3 ligands are also provided for catalytic synthesis including catalytic cross-coupling reactions.