专利号:US-9839642-B2 优先权日:2014-05-09 标 题:Beta-tetrazolyl-propionic acids as metallo-beta-lactamase inhibitors 发明人:TANG HAIFENG; YANG SHU-WEI; MANDAL MIHIR; SU JING; LI GUOQING; PAN WEIDONG; TANG HAIQUN; DEJESUS REYNALDA; PAN JIANPING; HAGMANN WILLIAM; DING FA-XIANG; XIAO LI; PASTERNAK ALEXANDER; HUANG YUHUA; DONG SHUZHI; YANG DEXI 权利人:MERCK SHARP & DOHME 摘要:The present invention relates to compounds of formula I that are metallo-β-lactamase inhibitors, the synthesis of such compounds, and the use of such compounds for use with β-lactam antibiotics for overcoming resistance.
专利号:RU-2027695-C1 优先权日:1988-09-30 标 题:Simple diethers and a method of their synthesis
参考标题:A General Procedure For The Synthesis Of 2-Substituted Pyrimidine-5-Carboxylic Esters 作者:Pavel Zhichkin,David J. Fairfax,Shane A. Eisenbeis 摘要:A Method For The Synthesis Of 2-Substituted Pyrimidine-5-Carboxylic Esters Is Described. The Sodium Salt Of 3,3-Dimethoxy-2-Methoxycarbonylpropen-1-Ol (3) Has Been Found To React With A Variety Of Amidinium Salts To Afford The Corresponding 2-Substituted Pyrimidine-5-Carboxylic Esters.
合成参考文献
参考文献:10.1007/bf02252004 摘要:Tumkevicius S, Yakubkene V, Vainilavicius P. Reaction of esters of 2-substituted 5-pyrimidinecarboxylic acids with hydrazine hydrate. Chemistry of Heterocyclic Compounds. 1999 Nov;35(11):1334–6. doi: 10.1007/bf02252004.