asymmetric相关论文
Enriching redox active sites by interconnected nanowalls-like nickel cobalt phospho-sulfide nanoshee
Although transition metal phospho-sulfides deliver outstanding electrochemical performance,complex preparation methods h......
Reduced graphene oxide-modified NiCo-phosphates on Ni foam enabling high areal capacitances for asym
NiCo-phosphates can deliver high specific capacitances and high electrochemical activities as pseudoca-pacitive electrod......
Recently,binary metal oxides have been considerably researched for energy storage since it can provide higher electrical......
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Coumarin is a privileged scaffold that frequently occurred in a large number of natural products,pharmaceuticals and agr......
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设计和优化了一种新型低损耗、低偏振的基于二氧化硅的特种非对称1×5光分路器.在设计Y分支结构时, 输入端采用缓变展宽波导结构和......
Recent advances and prospects of asymmetric non-fullerene small molecule acceptors for polymer solar
Recently,polymer solar cells developed very fast due to the application of non-fullerence acceptors.Substituting asymmet......
GLOBAL STRONG SOLUTION AND EXPONENTIAL DECAY OF 3D NONHOMOGENEOUS ASYMMETRIC FLUID EQUATIONS WITH VA
We prove the global existence and exponential decay of strong solutions to the three-dimensional nonhomogeneous asymmetr......
Evolution of Routes for Asymmetric Total Synthesis of Cyclocitrinol Enabled by Type Ⅱ [5+2] Cycloadd
Main observation and conclusionrnThe asymmetric total synthesis of an unusual C25 steroid containing a unique bicyclo[4.......
On Thunderstorm Microphysics under Urban Heat Island, Sea Breeze, and Cold Front Effects in the Metr
This work discusses issues related to the impact of urbanization on the microphysical processes of precipitating systems......
Asymmetric catalytic 1,3-dipolar cycloaddition ofα-diazoesters for synthesis of 1-pyrazoline-based s
A highly enantioselective 1,3-dipolar cycloaddition ofα-substituted diazoesters with exocyclic enones was achieved with......
Nickel(Ⅱ)-catalyzed asymmetric alkylation of acyclic oxocarbenium ions with carboxylic acid derivati
A nickel(Ⅱ)-catalyzed asymmetric alkylation of acyclic oxocarbenium ions generated in situ from corresponding acetals w......
An unprecedented palladium-catalyzed asymmetric carbamoyl-carbonylation of tethered alkenes with CO and alcohols has bee......
Efficacy analysis of inferior oblique muscle belly transposition for small-angle asymmetric superior
Asymmetric superior oblique palsy(SOP)is a complicated,non-comitant type of strabismus.Patients usually present with sma......
Energy Absorption Characteristics of a Novel Asymmetric and Rotatable Re-entrant Honeycomb Structure
Based on the symmetric re-entrant honeycomb(S-RH)structure with negative Poisson’s ratios,a novel asymmetric and rotata......
The orthogonal supersegment of the ultraslow-spreading Southwest Indian Ridge at 16°–25°E is characterized by signifi......
Cobalt-catalyzed asymmetric hydrogenation of ketones:A remarkable additive effect on enantioselectiv
A chiral cobalt pincer complex,when combined with an achiral electron-rich mono-phosphine ligand,catalyzes efficient asy......
Axially chiral compounds(轴手性化合物)in which the chirality originates from highly sterically hindered rotation alo......
The sensitive and specific analysis of microRNAs(miRNAs)without using a thermal cycler instrument is significant and......
Amphiphilic polymers have been designed and self-assembled into vesicles,which exhibit diverse potential application......
High-performance polymer solar cells with efficiency over 18%enabled by asymmetric side chain engine
Side-chain engineering has been considered as one of the most promising strategies to optimize non-fullerene small-molec......
The coexistence of neutron-neutron(n-n),proton-proton(p-p),and neutron-proton(n-p)pairings is investigated by adopting a......
针对水下大坝裂缝图像非均匀亮度、低信噪比(SNR)和低对比度等特点,提出了一种仿水下生物视觉的大坝裂缝图像增强算法。算法借鉴生......
We establish the coexistence of periodic solution and unbounded solution, the infinity of largeamplitude subharmonics fo......
Asymmetric organocatalysis has been a robust tool for manufacturing optically active molecules,in addition to asymmetric......
The quantum chemical method is employed to study the enantioselective reduction of imine with borane catalyzed by chiral......
The activity and enantiocontrol ability of the chiral catalysts prepared from spiro diphosphine ligands, SDP, and rhodiu......
Enantiopure inherently chiral calix[4]arene derivatives containing quinolin-2-yl-methanol moiety:Syn
A series of novel N,O-type chiral ligands derived from enantiopure inherently chiral calix[4]arenes containing quinolin-......
Preparation of ferrocenyl imidazolines using bis(triphenyl)oxodiphosphonium trifluoromethanesulfonat
An efficient synthesis of ferrocenyl imidazolines starting from ferrocenyl carboxylic acids has been developed. Bis(trip......
Modification of diphenylamine-linked bis(oxazoline) ligands: Tuning of electronic effect and rigidit
The electronic effect of diphenylamine-linked bis(oxazoline) ligands was tuned through introduction of electron-withdraw......
The enantioselective O-allylic alkylation of acetophenone oxime with various Morita-Baylis-Hillman (MBH) carbonates has ......
A novel unsymmetrical (S,S,S)-salen ligand bearing a derived chiral-BINOL was synthesized by the reaction of the condens......
The conventional structures in the Switched Reluctance machines are introduced, such as three-phase 12/8 structure Switc......
The rapid generation of molecular in a relatively easy manner has made the cycloaddition reaction a powerful tool in the......
Synthesis of novel chiral N,P-containing multidentate ligands and their applications in asymmetric t
Novel chiral PN_4-type multidentate aminophosphine ligands have been successfully synthesized by Schiff-base condensatio......
A series of C_2-symmetric and asymmetric chiral thiourea derivatives were synthesized from commercial L-phenylalanine.Al......
The new polydentate mixed-N,P,O chiral ligands have been synthesized by the condensation of bis(o-formylphenyl)- phenylp......
Synthesis of α-fluoro-β-amino acids via the Reformatsky reaction of chiral N-tert-butylsulfinylimine
Treatment of chiral N-tert-butyl sulfinylimines with ethyl bromofluoroacetate in the presence of activated Zn dust in TH......
Synthesis and Crystal Structure of N-[(2S)-4-bromo-2-(L-menthyloxy)-5-oxo-2,5-dihydro-3-furyl]-L-leu
Starting from(5S)-(L-menthyloxy)-3,4-dibromo-5H-furan-2-one and L-leucine,the title compound N-[(2S)-4-bromo-2-(L-menthy......
Asymmetric Synthesis and Crystal Structure of (-)-N-[(3R)-3-Cyclohexyl]-3-phenylpropananoyl]bornane-
The title compound (-)-N-[(3R)-3-cyclohexyl]-3-phenylpropananoyl]bornane-10,2sultam (C 25 H 35 NO 3 S,M r=429.60),a deri......
(S)-3,5-bistrifluoromethylphenyl ethanol is a key chiral intermediate for the synthesis of NK-1 receptor antagonists. En......
Copper foils with gradient structure in thickness direction and different roughnesses on two surface
Copper foils with gradient structure in thickness direction and different roughnesses on two surfaces were fabricated by......
有周期或非循环的酉同类的芳香的醛的直接不对称的丁间醇醛反应被朊酶面对水在 acetonitrile 从曲霉属菌 melleus (安培) 催化。大......
A family of novel bifunctional organocatalysts:Highly enantioselective alcoholysis of meso cyclic an
A family of novel squaramides/sulfamides based on 1,2-alkamine was developed as chiral bifunctional catalysts to promote......
