📜氯化苦置于乙醇,氨体系中,化学反应生成胍 参考文献:Hofmann,Justus Liebigs Annalen Der Chemie,1866,Vol. 139,P. 112 标题:Hofmann,Justus Liebigs Annalen Der Chemie,1866,Vol. 139,P. 112
专利信息
专利号:US-2025313590-A1 优先权日:2024-03-16 标题:Phosphoramidite morpholino monomers towards synthesis/convergent synthesis of PMO, TMO, their chimera oligos in 5 prime to 3 prime direction 发明人:SINHA SURAJIT; GHOSH ATANU; BANERJEE ARPAN 权利人:INDIAN ASS FOR THE CULTIVATION OF SCIENCE 摘要:The present invention relates to 5′-morpholino amidite monomers as 5′-CE/5′- t Bu phosphoramidite morpholino monomers (2) and process chemistry for the efficient synthesis of N-Trityl or monomethoxytrityl (MMTr)-protected 5′-morpholino amidite monomers and their use in the synthesis of phosphorodiamidate morpholino oligonucleotides (PMO), thiophosphoramidate morpholino oligonucleotides (TMO) and their chimeras which can be used for antisense technology or in general oligonucleotides related research.
专利号:US-2003125243-A1 优先权日:2000-07-20 标题:Synthesis of cyclic peptides 发明人:LIU JUN; DAI XUEDONG; SU ZHUANG 摘要:The cyclic pentapeptide cyclo(-Arg-Gly-Asp-D-Phe-Lys-) is a highly potent and selective inhibitor for the α v β 3 integrin. A related compound, cyclo(-Arg-Gly-Asp-D-Phe-Val-), is a promising anticancer drug candidate; it has been found to inhibit angiogenesis and induce apoptosis in vascular cells. We have developed a synthesis of arginine containing cyclic peptides using the cyclizcation reagent 1-propanephosphonic acid cyclic anhydride (T3P) and the guanidine protecting group, 2,2,5,7,8-pentamethylchroman-6-sulfonyl (Pbf). This improved synthesis is environmentally friendly and is generally applicable to the synthesis of other cyclic peptides.
专利号:WO-9312076-A1 优先权日:1991-12-13 标题:Reagents for automated synthesis of peptide analogs 发明人:WEBB THOMAS ROY 权利人:CORVAS INT INC 摘要:Reagents suitable for synthesis of peptide analogs using automated peptide synthesis and procedures for synthesis of peptide analogs are provided.
专利号:US-2004242897-A1 优先权日:2002-07-31 标题 :Universal support media for synthesis of oligomeric compounds 发明人:GUZAEV ANDREI P; MANOHARAN MUTHIAH 摘要:Compounds for the synthesis of oligomeric compounds, particularly oligonucleotides and oligonucleotide mimetics, are provided. In addition, methods for functionalizing a support medium with a first monomeric subunit and methods for the synthesis of oligomeric compounds utilizing the novel compounds bound to support media are provided.
专利号:US-2004018598-A1 优先权日:2000-05-30 标题 :Bio-intermediates for use in the chemical synthesis of polyketides 发明人:SANTI DANIEL; ASHLEY GARY; MYLES DAVID C 摘要:The present invention relates to compounds made by a subset of modules from one or more polyketide synthase (“PKSâ€?) genes that are used as starting material in the chemical synthesis of novel molecules, particularly naturally occurring polyketides or derivatives thereof. The biologically derived intermediates (“bio-intermediatesâ€?) generally represent particularly difficult compounds to synthesize using traditional chemical approaches due to one or more stereocenters. In one aspect of the invention, an intermediate in the synthesis of epothilone is provided that feeds into the synthetic protocol of Danishefsky and co-workers. In another aspect of the invention, intermediates in the synthesis of discodermolide are provided that feed into the synthetic protocol of Smith and co-workers. By taking advantage of the inherent stereochemical specificity of biological processes, the syntheses of key intermediates and thus the overall syntheses of compounds like epothilone and discodermolide are greaty simplified.
专利号:US-5283293-A 优先权日:1990-12-14 标 题:Reagents for automated synthesis of peptide analogs 发明人:WEBB THOMAS R 权利人:CORVAS INC 摘要:Reagents suitable for synthesis of peptide analogs using automated peptide synthesis and procedures for synthesis of peptide analogs are provided.
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