Zobrazeno 1 - 10
of 44
pro vyhledávání: '"Man Sing Cheung"'
Autor:
Yibin Huang, Ken Yat Hung Li, Cheng Pei, Lei Wang, Wai Lau Laura Ming, Kevin Man Sing Cheung, KM Kwok Ming Lau, CP Chin Pang Chan, Zeya Ma, Zhijin Peng, Jingliang Chen
Publikováno v:
IFAC-PapersOnLine. 55:1645-1650
Autor:
Wai Yeung Wong, Cheuk Lam Ho, Chaohua Cui, Yue Wu, Zhenyang Lin, Yongfang Li, Man Sing Cheung, Qingchen Dong
Publikováno v:
Chemistry - An Asian Journal. 11:3557-3567
A new building block ATVTA that uses stiff carbon-carbon triple bonds (A) on 1,2-di(2-thienyl)-ethene (TVT) has been developed. Oligothiophene derivatives S-01 with a TVT unit, S-02 with a 5,5'-diethynyl-2,2'-dithienyl (AT2) unit and S-03 with ATVTA
Publikováno v:
Organic Chemistry Frontiers. 3:875-879
A metal-free borylation reaction of electron-rich aryl chlorides, fluorides, mesylates and phosphates under continuous-flow photolytic conditions is reported. The flow setup was designed to facilitate this process efficiently in comparison with the b
Autor:
Hongwei Chen, Chunhua Hu, Man Sing Cheung, Bin Peng, Zhen-Wei Zhang, Jinling Miao, Guoxin Sun, Zhenyang Lin, Yong Nie
Publikováno v:
Journal of Organometallic Chemistry. :208-214
The o-carboranyllithium species Li2C2B10H10 adds to the triple C N bond of a nitrile to afford a stable zwitterionic iminium salt 3 with a nido-C2B9 carborane tether. The novel carborane product 3 has been characterized by means of IR and NMR spectro
Autor:
Kevin S. Eccles, Simon E. Lawrence, Adrian C. Whitwood, Marie Therese Nolan, Man Sing Cheung, Joshua T. W. Bray, Gerard P. McGlacken, Zhenyang Lin, Ian J. S. Fairlamb
Publikováno v:
Tetrahedron. 70:7120-7127
The intramolecular arylation of 2-pyrones, 2-pyridones, coumarins and quinolones is reported using PdII precatalyst sources without added phosphine ligands. The excellent yields and convenient reagents enables the formation of various analogues conta
Autor:
Wai Yeung Wong, Nianyong Zhu, Hoi Yan Lam, Cheuk Lam Ho, Hua Li, Yih-Hsing Lo, Zhenyang Lin, Fai Lung Ting, Man Sing Cheung
Publikováno v:
Journal of Cluster Science. 26:291-307
The use of various diethynylarene ligands in the synthesis of some metal carbonyl linking clusters is established. New dimeric complexes of osmium [{(μ-CO)Os3(CO)9}2(μ3-η2-diyne)], ruthenium [{(μ-H)Ru3(CO)9}2(μ3-η2,η2-diyne)] or [{(μ-CO)Ru3(C
Autor:
Xunjin Zhu, Zhenyang Lin, Wenjun Wu, Wai-Kwok Wong, Wai Yeung Wong, Hongda Wang, Yong Hua, Man Sing Cheung, Bin Jin
Publikováno v:
Journal of Power Sources. 237:195-203
Three new organic photosensitizers ( HK1 – HK3 ) incorporating functionalized bulky trimer of triarylamine derivatives as the electron donor units, 3,4-ethylenedioxythiophene moiety as the conjugated spacer, and cyanoacrylic acid as the electron ac
Autor:
Adrian C. Whitwood, Petr Sehnal, Xiangbiao Zhang, Somia E. Bajwa, Amanda G. Jarvis, Zhenyang Lin, Ian J. S. Fairlamb, Man Sing Cheung
Publikováno v:
Chemistry - A European Journal. 19:6034-6043
A multidentate and flexible diolefin-diphosphine ligand, based on the dibenzylidene acetone core, namely dbaphos (1), is reported herein. The ligand adopts an array of different geometries at Pt, Pd and Rh. At Pt(II) the dbaphos ligand forms cis- and
Autor:
Andrew G. Crawford, Paul Hodgkinson, Christian Kleeberg, Todd B. Marder, David C. Apperley, Andrei S. Batsanov, Zhenyang Lin, Man Sing Cheung
Publikováno v:
The Journal of Organic Chemistry. 77:785-789
The Lewis base adduct of B(2)pin(2) and the NHC (1,3-bis(cyclohexyl)imidazol-2-ylidene), which was proposed to act as a source of nucleophilic boryl groups in the β-borylation of α,β-unsaturated ketones, has been isolated, and its solid state stru
Publikováno v:
Journal of the American Chemical Society. 133:19060-19063
Reaction of [(IPr)Cu-OtBu] (1) with pinB-SiMe(2)Ph (2) leads to the Cu-silyl complex [(IPr)Cu-SiMe(2)Ph] (3). Insertion of CO(2) into the Cu-Si bond of 3 is followed by transformation of the resulting silanecarboxy complex [(IPr)Cu-O(2)CSiMe(2)Ph] (4