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免疫亲和柱--高效液相色谱法检测乳制品中玉米赤霉醇及其类似物 被引量:6
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作者 张清杰 谢洁 +4 位作者 果旗 江帆 王彦斐 王雄 聂长明 《中国乳品工业》 CAS 北大核心 2011年第12期34-35,46,共3页
采用高效液相色谱法检测牛奶和奶粉中的6种玉米赤霉醇及其类似物,该方法准确、可靠、灵敏度高。样品用乙腈提取,经免疫亲和柱净化后,用高效液相色谱-紫外检测器检测。结果表明,牛奶和奶粉中添加6种玉米赤霉醇及其类似物回收率均为80%~11... 采用高效液相色谱法检测牛奶和奶粉中的6种玉米赤霉醇及其类似物,该方法准确、可靠、灵敏度高。样品用乙腈提取,经免疫亲和柱净化后,用高效液相色谱-紫外检测器检测。结果表明,牛奶和奶粉中添加6种玉米赤霉醇及其类似物回收率均为80%~110%,变异系数均小于12%。 展开更多
关键词 玉米赤霉醇 类似物 高效液相色谱法 免疫亲和柱
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Photo-/electrocatalytic functionalization of quinoxalin-2(1H)-ones 被引量:3
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作者 Kai Sun Fang Xiao +1 位作者 Bing Yu Wei-Min He 《Chinese Journal of Catalysis》 SCIE EI CAS CSCD 2021年第11期1921-1943,共23页
The photo-/electrocatalytic functionalization of quinoxalin-2(1H)-ones has emerged as a promising and powerful approach for post-synthetic modification of quinoxalin-2(1H)-ones.This review provides an overview of rece... The photo-/electrocatalytic functionalization of quinoxalin-2(1H)-ones has emerged as a promising and powerful approach for post-synthetic modification of quinoxalin-2(1H)-ones.This review provides an overview of recent developments in photo-/electrocatalytic functionalization of quinoxalin-2(1H)-ones including arylation,alkylation,fluoroalkylation,amination,phosphorylation,acylation,alkoxylation,thiolation,silylation,and annulation.The reaction scope and the related mechanism are also well discussed. 展开更多
关键词 PHOTOCATALYSIS ELECTROCATALYSIS Quinoxalin-2(1H)-ones C-H functionalization
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Sustainable electrochemical cross‐dehydrogenative coupling of4‐quinolones and diorganyl diselenides 被引量:1
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作者 Jin‐Yang Chen Hong‐Yu Wu +5 位作者 Qing‐Wen Gui Shan‐Shu Yan Jie Deng Ying‐Wu Lin Zhong Cao Wei‐Min He 《Chinese Journal of Catalysis》 SCIE EI CAS CSCD 2021年第9期1445-1450,共6页
An environmentally friendly method for the synthesis of 3‐organylselenyl quinolones through theelectrochemical cross‐dehydrogenative coupling of 4‐quinolones and diorganyl diselenides wasdeveloped.As a green,atom e... An environmentally friendly method for the synthesis of 3‐organylselenyl quinolones through theelectrochemical cross‐dehydrogenative coupling of 4‐quinolones and diorganyl diselenides wasdeveloped.As a green,atom economic and self‐separating process,the present reaction requiresneither external oxidants nor electrolytes,forming a recyclable catalytic system. 展开更多
关键词 Green chemistry Cross‐dehydrogenative coupling Atom ecomnomy REUSABILITY ELECTROCHEMISTRY
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