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科研机构
北京大学 [25]
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期刊论文 [25]
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2015 [1]
2012 [1]
2011 [1]
2010 [1]
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专题:北京大学
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Development of Modifiable Bidentate Amino Oxazoline Directing Group for Pd-Catalyzed Arylation of Secondary C-H Bonds
期刊论文
CHEMISTRY-A EUROPEAN JOURNAL, 2015
Chen, Kang
;
Li, Zhao-Wei
;
Shen, Peng-Xiang
;
Zhao, Hong-Wei
;
Shi, Zhang-Jie
收藏
  |  
浏览/下载:5/0
  |  
提交时间:2017/12/03
arylation
directing groups
diastereoselectivity
oxazolines
palladium
UNACTIVATED C(SP(3))-H BONDS
CARBON-HYDROGEN BONDS
INTRAMOLECULAR AMINATION
C(SP(2))-H BONDS
STEREOSELECTIVE-SYNTHESIS
MILD CONDITIONS
METHYL-GROUPS
BETA-LACTAMS
FUNCTIONALIZATION
ACTIVATION
Regioselective Ring Expansion of 2,4-Diiminoazetidines via Cleavage of C-N and C(sp(3))-H Bonds: Efficient Construction of 2,3-Dihydropyrimidinesulfonamides
期刊论文
journal of the american chemical society, 2012
Wang, Yang
;
Chi, Yue
;
Zhang, Wen-Xiong
;
Xi, Zhenfeng
收藏
  |  
浏览/下载:2/0
  |  
提交时间:2015/11/11
EARTH-METAL COMPLEXES
CATALYTIC ADDITION
BETA-LACTAMS
ALPHA,BETA-UNSATURATED AMIDINES
STEREOSELECTIVE-SYNTHESIS
MULTICOMPONENT REACTIONS
SUCCINIMIDE DERIVATIVES
SUBSTITUTED GUANIDINES
TERMINAL ALKYNES
BUILDING-BLOCKS
Pd-Catalyzed Carbonylation of Diazo Compounds at Atmospheric Pressure: A Catalytic Approach to Ketenes
期刊论文
journal of the american chemical society, 2011
Zhang, Zhenhua
;
Liu, Yiyang
;
Ling, Lin
;
Li, Yuxue
;
Dong, Yian
;
Gong, Mingxing
;
Zhao, Xiaokun
;
Zhang, Yan
;
Wang, Jianbo
收藏
  |  
浏览/下载:1/0
  |  
提交时间:2015/11/11
CROSS-COUPLING REACTIONS
ALPHA-DIAZOCARBONYL COMPOUNDS
CHROMIUM CARBENE COMPLEXES
CONROTATORY ELECTROCYCLIC REACTIONS
IMINE CYCLOADDITION REACTIONS
BETA-LACTAMS
STAUDINGER REACTION
STEREOSELECTIVE-SYNTHESIS
ASYMMETRIC-SYNTHESIS
ORGANIC-SYNTHESIS
A Survey of Plasmid-Mediated Fluoroquinolone Resistance Genes from Escherichia coli Isolates and Their Dissemination in Shandong, China
期刊论文
foodborne pathogens and disease, 2010
Xia, Li-Ning
;
Li, Lin
;
Wu, Cong-Ming
;
Liu, Yu-Qing
;
Tao, Xiao-Qi
;
Dai, Lei
;
Qi, Yong-Hua
;
Lu, Li-Ming
;
Shen, Jian-Zhong
收藏
  |  
浏览/下载:3/0
  |  
提交时间:2015/11/16
16S RIBOSOMAL-RNA
QUINOLONE RESISTANCE
ENTEROBACTER-CLOACAE
MODIFYING ENZYME
UNITED-STATES
EMERGENCE
PREVALENCE
EFFLUX
QEPA
QNR
New Insights into the Torquoselectivity of the Staudinger Reaction
期刊论文
journal of the american chemical society, 2009
Liang, Yong
;
Jiao, Lei
;
Zhang, Shiwei
;
Yu, Zhi-Xiang
;
Xu, Jiaxi
收藏
  |  
浏览/下载:4/0
  |  
提交时间:2015/11/10
RING-OPENING REACTIONS
IMINE CYCLOADDITION REACTION
SPIRO-BETA-LACTAMS
CONROTATORY ELECTROCYCLIC REACTIONS
UNSYMMETRICAL CYCLIC KETENES
CHROMIUM CARBENE COMPLEXES
GEMINAL BOND PARTICIPATION
RETRO-NAZAROV REACTION
STEREOSELECTIVE-SYNTHESIS
INWARD TORQUOSELECTIVITY
Highly diastereoselective addition of the lithium enolate of alpha-diazoacetoacetate to N-sulfinyl imines: Enantioselective synthesis of 2-oxo and 3-oxo pyrrolidines
期刊论文
journal of organic chemistry, 2008
Dong, Changqing
;
Mo, Fanyang
;
Wang, Jianbo
收藏
  |  
浏览/下载:3/0
  |  
提交时间:2015/11/11
C-H INSERTION
SUBSTITUTED GAMMA-LACTAMS
BETA-AMINO ACIDS
STEREOSELECTIVE-SYNTHESIS
ASYMMETRIC-SYNTHESIS
RING EXPANSION
WOLFF REARRANGEMENT
CARBONYL-COMPOUNDS
CHLOROSULFONYL ISOCYANATE
NUCLEOPHILIC-ADDITION
3-(噻吩-2-基)-β-内酰胺的合成及其立体化学
期刊论文
化学学报, 2007
李伯男
;
梁勇
;
焦雷
;
胡立博
;
杜大明
;
许家喜
收藏
  |  
浏览/下载:2/0
  |  
提交时间:2015/11/12
β-内酰胺 Staudinger反应 立体选择性 重氮酮 烯酮
beta-lactam
staudinger reaction
stereoselectivity
diazoketone
ketene
Diastereoselectivity in the Staudinger reaction: a useful probe for investigation of nonthermal microwave effects
期刊论文
tetrahedron, 2007
Hu, Libo
;
Wang, Yikai
;
Li, Bonan
;
Du, Da-Ming
;
Xu, Jiaxi
收藏
  |  
浏览/下载:3/0
  |  
提交时间:2015/11/10
diastereoselectivity
imine
ketene
beta-lactam
microwave
nonthermal effect
staudinger reaction
stereoselectivity
temperature
ANTICANCER BETA-LACTAMS
ORGANIC-SYNTHESIS
STEREOSPECIFIC SYNTHESIS
ASYMMETRIC-SYNTHESIS
ASSISTED REACTIONS
IRRADIATION
STEREOSELECTIVITY
ACID
DIAZOKETONES
DERIVATIVES
Catalyst-free, high-yield, and stereospecific synthesis of 3-phenylthio beta-lactam derivatives
期刊论文
synthesis stuttgart, 2006
Jiao, L
;
Liang, Y
;
Zhang, QF
;
Zhang, SW
;
Xu, JX
收藏
  |  
浏览/下载:5/0
  |  
提交时间:2015/11/16
catalyst-free
imine
beta-lactam
S-phenyl diazothioacetate
Staudinger reaction
CYCLOADDITION REACTION
KETENES
IMINES
DIAZOKETONES
CHLORIDE
ACID
TRIETHYLAMINE
MECHANISM
Do reaction conditions affect the stereoselectivity in the Staudinger reaction?
期刊论文
journal of organic chemistry, 2006
Wang, Yikai
;
Liang, Yong
;
Jiao, Lei
;
Du, Da-Ming
;
Xu, Jiaxi
收藏
  |  
浏览/下载:2/0
  |  
提交时间:2015/11/11
CHROMIUM CARBENE COMPLEXES
BETA-LACTAM ANTIBIOTICS
IMINE CYCLOADDITION REACTION
ASYMMETRIC-SYNTHESIS
STEREOSPECIFIC SYNTHESIS
STEREOCONTROLLED SYNTHESIS
PHOTOLYTIC REACTION
BUILDING-BLOCKS
CYCLO-ADDITIONS
KETENES
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