苯 以69%的收率获得吡咯 参考文献:二-2-吡啶基酮,2-苯甲酰基吡啶和2-羟基二苯甲酮的complex配合物:结构和理论研究 标题:二-2-吡啶基酮,2-苯甲酰基吡啶和2-羟基二苯甲酮的complex配合物:结构和理论研究 摘要:二-2-吡啶基酮(dpk),2-苯甲酰基吡啶(zpy)和2-羟基二苯甲酮(hbp)与[re(co)5 Cl](a)和反式-[reox 3(pph 3)2 ]的反应(b,X = Cl,Br)被研究.从a与dpk在甲醇中的反应中分离出复合物fac-[re(co)3(dpk.och 3)] .单阴离子三齿螯合物dpk.och 3是由甲醇在dpk的羰基碳原子上的亲核攻击而形成的.在化合物顺式-[reobr 2(dpk.oh)].2(dpkh +溴-),将其从dpk和[reobr形成3(pph 3)2 ]在丙酮中.Zpy与b在乙腈中的反应生成了络合物[re Iii X 3(zpy)(pph 3)],但在甲醇溶剂中分离了化合物[reox 2(zpyh)(pph 3)],其中zpyh呈双齿状作为单阴离子配体[c 6 H 5(hc-O)c 5 H 4 N]-.以a为起始原料的复数fac-[re(c Doi:10.1016/j.Poly.2013.06.025
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-2009171097-A1 优先权日:2005-11-22 标题 :Automated solid phase synthesis of pyrrole-imidazole polyamide 发明人:SUGIYAMA HIROSHI; DOHNO CHIKARA; FUKUDA NOBORU 权利人:SUGIYAMA HIROSHI; DOHNO CHIKARA; FUKUDA NOBORU 摘要:A synthesis method for pyrrole-imidazole polyamide is automated at a higher level and can produce a product with a high yield in a more stable manner. In a solid phase synthesis method, the automated synthesis of a polyimide can be promoted by using HCTU as a condensation-activator, the yield of a product can be increased by charging a monomer in a solid form, and a pyrrole-imidazole polyamide having any sequence can be synthesis by combining the synthesis method with a manual synthesis with an acid chloride.
专利号:WO-2024185734-A1 优先权日:2023-03-03 标 题:Polyphosphorylated nucleoside, phosphate-activated nucleotide used for synthesis of polyphosphorylated nucleoside and method for synthesis of same, and method for synthesis of polyphosphorylated nucleoside using phosphate-activated nucleotide 发明人:KATAOKA MASANORI; FUKUI CHIHARU; TSUJI YOHEI; FUJIMURA Kazuma 权利人:NATIAS INC 摘要:The present invention provides: a polyphosphorylated nucleoside which has a structure represented by formula (I) and can be efficiently produced by a short process and a simple operation with use of a less expensive material; a phosphate-activated nucleotide which is used for the synthesis of the polyphosphorylated nucleoside and a method for the synthesis of this phosphate-activated nucleotide; and a method for the synthesis of a polyphosphorylated nucleoside using a phosphate-activated nucleotide. In the formula, B represents a protected or unprotected, natural or artificial nucleoside base; R 1 , R 2 , R 4 and R 5 each represent H or an alkyl group or the like, and R 1 , R 2 , R 4 and R 5 may be the same as or different from each other; X and Y each represents H, OH, OCH 3 or the like; h represents an integer of 1 to 3; p, n, m and q each represent 0 or an integer, and p, n, m and q are in no particular order; and (p + n + m + q) is an integer of 0 to 5,000.
专利号:WO-2022256490-A9 优先权日:2021-06-03 标题:Improved synthesis of phosphoramidates for the treatment of hepatitis b virus 发明人:LOCKWOOD MARK 权利人:ANTIOS THERAPEUTICS INC 摘要:The synthesis of phosphoramidate prodrugs useful in the treatment of viral infections is disclosed. Specifically, an improved synthesis of phosphoramidate nucleotides useful in the treatment of Hepatitis B virus is disclosed.
专利号:US-2024116890-A1 优先权日:2022-09-28 标 题 :Large scale synthesis of cannabinol 发明人:COLLINS ARIANNA C; CRUCES IVAN; RAY KYLE; CRUCES WESTLEY 权利人:COLORADO CHROMATOGRAPY LLC 摘要:Methods for producing cannabinol, cannabivarin, or derivatives thereof are disclosed. The methods disclosed herein can be employed for large scale synthesis or semi-synthesis of the compounds, including multi-kilogram quantities of the compounds.
专利号:US-2008086013-A1 优先权日:2006-06-15 标 题:Carbometallation of alkynes and improved synthesis of uniquinones 发明人:LIPSHUTZ BRUCE H 权利人:UNIV CALIFORNIA 摘要:Methods for the carbometallation of alkynes are presented. Those are useful for the synthesis of CoQ 10 and other ubiquinones as well as for the synthesis of ubiquinol analogs.
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