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科研机构
北京大学 [14]
内容类型
期刊论文 [11]
其他 [3]
发表日期
2015 [2]
2014 [1]
2012 [1]
2009 [1]
2007 [1]
2006 [2]
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共14条,第1-10条
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专题:北京大学
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Organocatalytic Asymmetric Tandem Nazarov Cyclization/Semipinacol Rearrangement: Rapid Construction of Chiral Spiro[4.4]nonane-1,6-diones
期刊论文
JOURNAL OF THE AMERICAN CHEMICAL SOCIETY, 2015
Yang, Bin-Miao
;
Cai, Pei-Jun
;
Tu, Yong-Qiang
;
Yu, Zhi-Xiang
;
Chen, Zhi-Min
;
Wang, Shuang-Hu
;
Wang, Shao-Hua
;
Zhang, Fu-Min
收藏
  |  
浏览/下载:2/0
  |  
提交时间:2017/12/03
BRONSTED ACID
STEREOSELECTIVE-SYNTHESIS
SEMIPINACOL REARRANGEMENT
(-)-CALYCIPHYLLINE N
CYCLIZATION
CATALYSIS
ELECTROCYCLIZATION
ACTIVATION
RESOLUTION
DIENONES
Facile synthesis of magnetic homochiral metal-organic frameworks for "enantioselective fishing''
期刊论文
chemical communications, 2015
Chang, Cui-Lan
;
Qi, Xiao-Yue
;
Zhang, Jiang-Wei
;
Qiu, Ya-Ming
;
Li, Xian-Jiang
;
Wang, Xin
;
Bai, Yu
;
Sun, Jun-Liang
;
Liu, Hu-Wei
收藏
  |  
浏览/下载:5/0
  |  
提交时间:2015/11/10
CHROMATOGRAPHIC RESOLUTION
ASYMMETRIC CATALYSIS
HYDROGEN STORAGE
SEPARATION
ADSORPTION
SULFOXIDES
ENANTIOSEPARATION
RECOGNITION
CHEMISTRY
CHIRALITY
Controlled synthesis of chiral polymers for the kinetic resolution of racemic amino acids
期刊论文
polymer chemistry, 2014
Li, Na
;
Wang, Heng
;
Zhang, Jie
;
Wan, Xinhua
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  |  
浏览/下载:2/0
  |  
提交时间:2015/11/10
TRANSFER RAFT POLYMERIZATION
TAILOR-MADE POLYMERS
ENANTIOSELECTIVE CRYSTALLIZATION
OPTICAL RESOLUTIONS
USEFUL IMPURITIES
ABSOLUTE-CONFIGURATION
RADICAL POLYMERIZATION
STAR POLYMERS
ONE-POT
ATRP
A new derivatization approach for the rapid and sensitive analysis of brassinosteroids by using ultra high performance liquid chromatography-electrospray ionization triple quadrupole mass spectrometry
期刊论文
talanta, 2012
Huo, Feifeng
;
Wang, Xin
;
Han, Yehua
;
Bai, Yu
;
Zhang, Wei
;
Yuan, Hancheng
;
Liu, Huwei
收藏
  |  
浏览/下载:4/0
  |  
提交时间:2015/11/10
Brassinosteroids
BPBA
Derivatization
UHPLC
Triple quadrupole mass spectrometry
Arabidopsis thaliana
GAS-CHROMATOGRAPHY
NATURAL BRASSINOSTEROIDS
ABSOLUTE-CONFIGURATION
ENANTIOMERIC EXCESS
LAMINA INCLINATION
BETA-LACTAMASE
SEEDS
BRASSINOLIDE
PLANTS
ACID
Synthesis and Characterization of Optically Active Helical Vinyl Polymers via Free Radical Polymerization
期刊论文
journal of polymer science part a polymer chemistry, 2009
Zhi, Junge
;
Guan, Yan
;
Cui, Jiaxi
;
Liu, Anhua
;
Zhu, Zhiguo
;
Wan, Xinhua
;
Zhou, Qifeng
收藏
  |  
浏览/下载:5/0
  |  
提交时间:2015/11/10
2,5-bis(4 &apos
2,5-bis(4 &apos
chiral
columnar nematic phase
helical conformation
liquid-crystalline polymer
radical polymerization
LIQUID-CRYSTALLINE POLYMERS
1-PHENYLDIBENZOSUBERYL METHACRYLATE
MACROMOLECULAR HELICITY
CHIROPTICAL PROPERTIES
CIRCULAR-DICHROISM
CONTAINING POLY(PHENYLACETYLENE)S
SELECTIVE POLYMERIZATION
MOLECULAR RECOGNITION
CHIRAL AMPLIFICATION
AMINO-ACIDS
-alkoxycarbonylphenyl)styrene
-carboxyphenyl)styrene
Effect of borane source on the enantioselectivity in the enantiopure oxazaborolidine-catalyzed asymmetric borane reduction of ketones
期刊论文
heteroatom chemistry, 2007
Wang, Xiao
;
Du, Juanjuan
;
Liu, Han
;
Du, Da-Ming
;
Xu, Jiaxi
收藏
  |  
浏览/下载:3/0
  |  
提交时间:2015/11/12
HIGH ENANTIOMERIC EXCESS
PROCHIRAL KETONES
CHIRAL OXAZABOROLIDINE
CARBONYL-COMPOUNDS
AROMATIC KETONES
EFFICIENT SYNTHESIS
SECONDARY ALCOHOLS
PRACTICAL METHOD
AMINO-ALCOHOLS
REDUCING AGENT
Effect of the secondary reduction on the enantioselectivity and function of additives in the chiral oxazaborolidine-catalyzed asymmetric borane reduction of ketones
期刊论文
瑞士化学会志, 2006
Liu, Han
;
Du, Da-Ming
;
Xu, Jiaxi
收藏
  |  
浏览/下载:3/0
  |  
提交时间:2015/11/12
HIGH ENANTIOMERIC EXCESS
PROCHIRAL KETONES
CARBONYL-COMPOUNDS
PRACTICAL METHOD
AMINO-ALCOHOLS
TEMPERATURE
PINACOLONE
THF
MECHANISM
KINETICS
(S)-2-aryl-4,4-diphenyl-3,1,2-oxazaboro[3.3.0]octanes: Efficient catalysts for the asymmetric borane reduction of electron-deficient ketones
期刊论文
journal of molecular catalysis a chemical, 2006
Liu, H
;
Xu, JX
收藏
  |  
浏览/下载:4/0
  |  
提交时间:2015/11/12
asymmetric reduction
borane
electronic effect
enantioselectivity
ketone
HIGH ENANTIOMERIC EXCESS
ENANTIOSELECTIVE REDUCTION
PROCHIRAL KETONES
CHIRAL OXAZABOROLIDINE
CARBONYL-COMPOUNDS
SECONDARY ALCOHOLS
PRACTICAL METHOD
AMINO-ALCOHOLS
TEMPERATURE
SELECTIVITY
Enantioselective direct aldol reactions catalyzed by L-prolinamide derivatives
期刊论文
proceedings of the national academy of sciences of the united states of america, 2004
Tang, Z
;
Jiang, F
;
Cui, X
;
Gong, LZ
;
Mi, AQ
;
Jiang, YZ
;
Wu, YD
收藏
  |  
浏览/下载:5/0
  |  
提交时间:2015/11/16
ASYMMETRIC ALPHA-AMINATION
3-COMPONENT MANNICH REACTION
SMALL ORGANIC-MOLECULES
MICHAEL REACTION
AMINO-ACIDS
TRANSITION-STATES
ALDEHYDES
KETONES
ORGANOCATALYSTS
ALLYLTRICHLOROSILANES
光学活性反式1-(4-烷基环己基)醇的制备
其他
2004-01-01
张奇涵
;
林晨翔
;
张珊珊
;
许家喜
收藏
  |  
浏览/下载:5/0
  |  
提交时间:2015/10/23
化学拆分
手性醇
α-苯乙胺
chemical resolution
chiral alcohol
alpha-methylbenzylamine
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