EPIMERIZATION

作品数：7被引量：9H指数：2
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相关期刊：《Green Energy & Environment》《Chinese Journal of Natural Medicines》《Science China Chemistry》《Chemical Research in Chinese Universities》更多>>
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Critical approaches in the catalytic transformation of sugar isomerization and epimerization after Fischer-History,challenges,and prospects
《Green Energy & Environment》2024年第3期435-453,共19页Da-Ming Gao Xun Zhang Haichao Liu Hidemi Fujino Tingzhou Lei Fuan Sun Jie Zhu Taoli Huhe 
Financial support by Dual Initiative Project of Jiangsu Province and Changzhou University is gratefully acknowledged;Sample analysis supported by Analysis and Testing Center,NERC Biomass of Changzhou University was also greatly acknowledged.
The transformation of aldose to ketose or common sugars into rare saccharides,including rare ketoses and aldoses,is of great value and interest to the food industry and for saccharidic biomass utilization,medicine,and...
关键词：Rare sugars ISOMERIZATION KETONIZATION EPIMERIZATION Catalytic transformation 
Anomeric configuration-dependence of the Lattrell-Dax epimerization from D-glucose to synthetically useful D-allose derivatives被引量：6
《Chinese Journal of Natural Medicines》2020年第10期723-728,共6页NING Yun-Zhan QIN Chun-Jun SUN Wen-Bin FU Jun-Jie HU Jing YIN Jian 
the National Natural Science Foundation of China(Nos.21877052 and 21907039);the Natural Science Foundation of Jiangsu Province(Nos.BK20180030and BK20190575);the National First-class Discipline Program of Light Industry Technology and Engineering(No.LITE2018-14);the 111 Project(No.111-2-06)。
D-Allose and its derivatives play important roles in the field of health care and food nutrition. Pure and well-defined Dallose derivatives can facilitate the elucidation of their structure-activity relationship as an...
关键词：D-ALLOSE D-allosamine EPIMERIZATION Anomeric configuration Acyl migration 
Indole methylation protects diketopiperazine configuration in the maremycin biosynthetic pathway被引量：3
《Science China Chemistry》2016年第9期1224-1228,共5页Yingxia Lan Yi Zou Tingting Huang Xiaozheng Wang Nelson L. Brock Zixin Deng Shuangjun Lin 
supported by the National Natural Science Foundation of China (NNSFC, 31425001 and 31070057 for SL);the Leopoldina Fellowship Program (German National Academy of Sciences Leopoldina, LPDS 2013-12 for NLB)
The maremycin biosynthetic gene cluster has been identified in Streptomyces sp. B9173. Comparative metabolic profiling with knockout mutant strains led to the identification of new products correlated to the maremycin...
关键词：BIOSYNTHESIS maremycin N-METHYLATION METHYLTRANSFERASE EPIMERIZATION 
Two remarkable epimerizations imperative for the success of an asymmetric total synthesis of (+)-aigialospirol
《Science China Chemistry》2011年第1期31-42,共12页FIGUEROA Ruth FELTENBERGER John B. GUEVARRA Christle C. HSUNG Richard P. 
PRF-AC(42106) for support and Dr.Victor Young and Ben Kucera(University of Minnesota) for X-ray analysis.CCG thanks UW for an NIH-CBI Training Grant
Two remarkable epimerization processes were uncovered during our pursuit of an enantioselective synthesis of(+)-aigialospirol featuring a cyclic acetal tethered ring-closing metathesis.Through modeling,we were able to...
关键词：cyclic acetal tethered RCM （＋）-aigialospirol anomeric effect and epimerization. 
Hydrolysis Reactions and Resolution of (±)-2-Acetamido-3-hydroxy-1-(4-nitrophenyl)-1-propanone
《Chemical Research in Chinese Universities》2002年第4期409-411,共3页YANG Hui QIU Guo-fu FENG Xichun HE Jian-she HU Xian-ming 
Supported by the Science and Technology Fund of Wuhan City( No.9960 0 10 16G)
The hydrolysis reaction of (±)-2-acetamido-3-hydroxy-1-(4-nitrophenyl)-1-propanone[(±)-[STHZ]1], an intermediate of chloramphenicol, was studied and three different products were obtained respectively under differen...
关键词：HYDROLYSIS RESOLUTION EPIMERIZATION 
Chemistry of Taxoid Sinenxan A: (Ⅰ) Epimerization of the 14β-hydroxyl Group
《Chinese Chemical Letters》1997年第4期277-280,共4页Guang Yan HUANG Ji Yu GUO Xiao Tian LIANG(Institute of Materia Medica, Chinese Academy of Medical Sciences &Peking Union Medical College, Beijing 100050) 
Compound 2 with 14β-hydroxyl group was successfully converted into its epimerized α-counterpart via oxidation - reduction.The elimination product (6) was auto-oxidized to epoxide 8,even in the solid state
关键词：CL Epimerization of the 14 hydroxyl Group Chemistry of Taxoid Sinenxan A 
The Epimerization of 10-Deacetylbaccatin Ⅲ by Microsphaeropsis Onychiuri a Fungus from Taxus Yunnanensis
《Chinese Chemical Letters》1997年第1期47-48,共2页Jun Zeng ZHANG Fu TU Li He ZHANG(The National Research Laboratories of Natural and Biomimetic Drugs, School of pharmaceutical Sciences,Beijing Medical University, Beijing 100083)De You QIU(The Research Institute of Forestry, Chinese Academy of Forestry, 
: The microbiological transformaion of a natural taxoid 10-deacetylbaccatin III into its C-7 epimer, 10-deacetylbaccatin V with Microsphaeropsis onychiuri, a fungus isolated from the inner bark of Taxus yunnanensis is...
关键词：The Epimerization of 10-Deacetylbaccatin by Microsphaeropsis Onychiuri a Fungus from Taxus Yunnanensis 
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