amidines (benzene compounds)amidines (acyclic compounds)Thereactionofalkynessuchas(I)withhexaalkylguanidiniumchlorides(II)providesnovelorthoamidederivativeswhichareconvertedintopropiolamidiniumhalides,triflates,andtetraphenylboratesdoi:10.1002/chin.201119074
In situ fabrication of TiC particulates locally reinforced aluminum matrix composites by self-propagating reaction during casting TiC ceramic particulates locally reinforced aluminum matrix composites were successfully fabricated via self-propagating high-temperature synthesis (SHS) r... M.S. Song and M.X...
Rh Complex with Unique Rh–Al Direct Bond: Theoretical Insight into its Characteristic Features and Application to Catalytic Reaction via σ-Bond Activation Abstract A new type of catalyst for reactions via σ-bond activation is Rh(PAlP): Rh-Al heterobimetallic complex of diphosphine-based tridentat...
Preparation of ether (III) of PE-61 (I). Bromobenzene (1.57 g, 0.01 mol) in anhydrous tetrahydrofuran (10 mL) was added to a tetrahydrofuran solution (50 mL) of the mono sodium salt of PE-61, which was prepared from the reaction of PE-61 (18.0 g, about 0.01 mol) with sodium hy...
The temperature coefficient is somewhat lower than that characteristic of chemical reaction but higher than for most purely physical reactions. (2) Heat radiation. Measurements made with a Coblentz silver-bismuth thermopile failed to detect ... RE Nyswander,SC Lind - 《Josa》 被引量: 2发表: 192...
dicarboxylic acids, a transport stage, a reaction stage, a stationary stage, and a discharge stage without involving the disadvantages of a batch treatment and without the limitation of a continuous treatment while permitting a rapid change from a product, and by making use of the merit of the...
1. What is the structural difference between benzene and cyclohexane? 2. Name the compound represented by a pentagon, and give its molecular formula and full structural formula. 3. What are the basic What is the chemical name of each react...
Cosmetics compsns for topical use contain, in a suitable carrier, (i) 1,4-di(3-methylidene-10-campho-sulphonic) benzene acid (I), opt (partly) neutralised, as first filter and (ii) 2-ethylhexyl alpha-cyano-beta,beta-diphenyl acrylate (II) as second filter, with (I) and (II) in...
The interaction mechanism and characteristic evaluation of ethyIbenzene/chlorobenzene binary mixtures treated by ozone-assisted UV254nm photodegradation[J].{H}Separation and purification technology 2014,132(1).CHENG Zhuowei SUN Pengfei JIANG Yifeng . The interaction mechanism and characteristic evaluation of...
tris(perfluoroalkyl)benzenecyclo-trimerizationperfluoroalkylbenzeneCyclotrimerization of perfluoroalkyl- and perfluorooxaalkylacetylenes has been studied under various conditions. A scheme of the reaction mechanim has been suggested.doi:10.1007/BF00703489D. V. Batizat...