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参考文献:在水溶液中用硫代磷酸钠还原烷基和芳基叠氮化物
标题:在水溶液中用硫代磷酸钠还原烷基和芳基叠氮化物
摘要:提出了使用硫代磷酸三钠将烷基叠氮化物和芳基叠氮化物转化为相应胺的简单水性方法.在这些正式的还原过程中,硫代磷酸盐被转化为磷酸盐.
DOI:10.1016/j.Tetlet.2011.03.083
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专利信息
专利号:US-6683189-B1
优先权日:1996-02-26
标 题 :Method for the synthesis of pyrrole and imidazole carboxamides on a solid support
发明人:DERVAN PETER B; BAIRD ELDON
权利人:CALIFORNIA INST OF TECHN
摘要:The present invention describes a novel method for the solid phase synthesis of polyamides containing imidazole and pyrrole carboxamides. The polyamides are prepared on a solid support from aromatic carboxylic acids and aromatic amines with high stepwise coupling yields (>99%), providing milligram quantities of highly pure polyamides. The present invention also describes the synthesis of analogs of the natural products Netropsin and Distamycin A, two antiviral antibiotics. The present invention also describes a novel method for the solid phase synthesis of imidazole and pyrrole carboxamide polyamide-oligonucleotide conjugates. This methodology will greatly increase both the complexity and quantity of minor-groove binding polyamides and minor-groove binding polyamide-oligonucleotide conjugates which can be synthesized and tested.
专利号:US-2008287649-A1
优先权日:2006-12-29
标 题 :Methods for the synthesis of cyclic peptides
发明人:CHEN LIN; HAN YEUN-KWEI; ROBERTS CHRISTOPHER R
权利人:CHEN LIN; HAN YEUN-KWEI; ROBERTS CHRISTOPHER R
摘要:Methods for the synthesis of cyclic peptides are provided, as well as novel dipeptide compounds. The methods include the solid phase synthesis of a dipeptide, which is the coupled to a second peptide in a solid phase reaction. The peptide is then cyclized following the coupling reaction. The methods and dipeptides are particularly useful for the synthesis of MC-4 receptor agonist peptides.
专利号:US-7344863-B2
优先权日:1998-03-13
标题:Methods for producing polypeptides through enhanced synthesis of encoding nucleic acid molecules
发明人:LI WU-BO; JESSEE JOEL A; SCHUSTER DAVID; XIA JIULIN; GEBEYEHU GULILAT
权利人:INVITROGEN CORP
摘要:The present invention is directed to compositions and methods for enhancing synthesis of nucleic acid molecules, particularly GC-rich nucleic acid molecules. Specifically, the invention provides compositions comprising one or more nitrogen-containing organic compounds having a formula selected from the group consisting of formula I and formula II (or salts or derivatives thereof), preferably 4-methylmorpholine N-oxide or betaine (carboxymethyltrimethylammonium), and further comprising one or more compounds selected from the group consisting of proline and an N-alkylimidazole compound, and more preferably proline, 1-methylimidazole or 4-methylimidazole. The invention further relates to methods for enhanced, high-fidelity synthesis of nucleic acid molecules, including via amplification (particularly PCR), reverse transcription, and sequencing methods. The invention also relates to nucleic acid molecules synthesized by these methods, to fragments or derivatives thereof, and to vectors and host cells comprising such nucleic acid molecules, fragments, or derivatives. The invention also relates to kits for synthesizing, amplifying, reverse transcribing or sequencing nucleic acid molecules comprising one or more of the compositions of the invention.
专利号:US-2006264608-A1
优先权日:2001-08-03
标题 :Bi-directional synthesis of oligoguanidine transport agents
发明人:WENDER PAUL A; VANDEUSEN CHRISTOPHER L; PATTABIRAMAN KANAKA; PELKEY ERIN T; JESSOP THEODORE C
权利人:WENDER PAUL A; VANDEUSEN CHRISTOPHER L; PATTABIRAMAN KANAKA; PELKEY ERIN T; JESSOP THEODORE C
摘要:Synthesis routes that can be adapted to large scale synthesis of oligoguanidine compounds such as oligoarginine compounds are described which use a perguanidinylation step to convert a group of ω-amino groups to the corresponding guanidinyl groups. These compounds find utility as transport agents. Modified oligoguanidine compounds are also described.
专利号:US-7786296-B2
优先权日:2004-02-25
标题:Silyl linker for solid-phase synthesis of nucleic acid
发明人:SEKINE MITSUO; SEIO KOHJI; OHKUBO AKIHIRO
权利人:JAPAN SCIENCE & TECH AGENCY
摘要:The purpose of the invention is to develop a silyl linker that can be efficiently introduced on a solid-phase support used for the synthesis of nucleic acid oligomers such as DNA. The present invention relates to a silyl linker for use in the solid-phase synthesis of nucleic acid, comprised of a compound of the general formula or its ester or salt:n nH—(R1)Si(R2)-(C 6 H 4 )—CONH-(A)-COOH  (I)n nwherein each of R1 and R2 is an alkyl or aryl group, and (A) represents a spacer moiety; a 3′-end nucleoside unit having said compound linked via an oxygen atom to the 3-position of a sugar of the nucleoside or its derivative, a solid-phase support having the 3′-end nucleoside unit, and a method for synthesis of nucleic acid oligomer with the use of said solid-phase support.
专利号:US-6376649-B1
优先权日:1998-12-18
标题 :Methods for the synthesis of α- hydroxy-β-amino acid and amide derivatives
发明人:SEMPLE JOSEPH E; LEVY ODILE E
权利人:CORVAS INT INC
摘要:Methods for the synthesis of alpha-hydroxy-beta-amino acid and amide derivatives and alpha-ketoamide derivatives and novel derivatives made by these methods are provided. These methods involve reacting a N-terminally blocked (protected) aminoaldehyde with an isonitrile and a carboxylic acid to give an amino-alpha-acyloxy carboxamide. The acyloxy group may be removed to give the derivative. Alternatively the protecting group is removed and acyl shift occurs to give the derivative. These derivatives are useful in the synthesis of compounds such as peptidyl alpha-ketoamides and alpha-hydroxy-beta-carboxylic acid and amide derivatives. Certain of these compounds have been reported to have activity as inhibitors of proteases, such as serine proteases and cysteine proteases.