📜4-吡啶甲醇置于manganese Tetrakis(2,6-Dichlorophenyl)Porphyrin,Ammonium Acetate,双氧水体系中,用 二氯甲烷,乙腈 用作溶剂,化学反应 2.0H,以85%的收率获得4-吡啶甲醇n-氧化物 参考文献:Oxidation Of N-Heterocycles By H2O2 Catalyzed By A Mn-Porphyrin: An Easy Access To N-Oxides Under Mild Conditions 标题:Oxidation Of N-Heterocycles By H2O2 Catalyzed By A Mn-Porphyrin: An Easy Access To N-Oxides Under Mild Conditions 摘要:多种n-杂芳香化合物在过氧化氢作为供氧剂和少量锰卟啉催化作用下,高效转化为相应的n-氧化物,并具有非常好的化学选择性.本文讨论了该方法的应用范围和局限性. Doi:10.1055/s-1997-1383
专利号:US-3753970-A 优先权日:1970-08-04 标题:Cyclopeptides derived from polymyxins and their preparation 发明人:BOUCHAUDON J; JOLLES G 权利人:RHONE POULENC SA 摘要:THE NEW CYCLOPEPTIDES OF THE FORMULA: DAB<(-DAB(-G)-Y-Z-DAB(-G)-DAB(-G)-THR-) IN WHICH Y-Z REPRESENTS AN AMINO ACID CHAIN SELECTED FROM D-LEU-THR,D-PHE-LEU, D-LEU-LEU AND D-LEU-ILEU, G REPRESENTS AN AMINO-PROTECTING RADICAL OF THE FORMULA: PY-CH(-R)-OOC- IN WHICH PY REPRESENTS PYRIDYL, PYRIDYL-N-OXIDE, OR PYRIDYL OR PYRIDYL-N-OXIDE CARRYING A METHYL SUBSTITUENT, R REPRESENTS HYDROGEN, ALKYL OF 1 TO THROUGH 5 CARBON ATOMS, OR PHENYL, AND DAB REPRESENTS A,Y-DIAMINOBUTYRIC AID, THE AMINO ACIDS HAVING THE L-CONFFIGURATION UNLESS OTHERWISE INDICATED, SAID CYCLOPEPTIDES CONTAINING ONLY A SINGLE FREE AMINO GROUP, ARE USEFUL INTERMEDIATES FOR THE SYNTHESIS OF SEMI-SYNTHETIC PRODUCTS DERIVED FROM POLYMYXINS.
专利号:US-7199105-B2 优先权日:2002-08-15 标 题:Lincomycin derivatives possessing antibacterial activity 发明人:LEWIS JASON G; PATEL DINESH V; ANANDAN SAMPATH KUMAR; GORDEEV MIKHAIL F 权利人:VICURON PHARM INC 摘要:Novel lincomycin derivatives are disclosed. These lincomycin derivatives exhibit antibacterial activity. As the compounds of the subject invention exhibit potent activities against bacteria, including gram positive organisms, they are useful antimicrobial agents. Methods of synthesis and of use of the compounds are also disclosed.