The silicon compound is represented by formula (1):chemistry chemdraw filechemistry mol file;wherein Y1 is, for example, alkylene having 1 to 10 carbon atoms; Y2 is, for example, hydrogen, halogen, CN, CCCN, or alkyl having 1 to 10 carbon atoms; A1, A2, A3, and A4 each are, for...
Peter,Jutzi - 《Chemistry》 被引量: 1发表: 2014年 Easy access to silicon(0) and silicon(II) compounds Two different synthetic methodologies of silicon dihalide bridged biradicals of the general formula (L~n?)_2SiX _2 (n = 1, 2) have been developed. First, t... KC Mondal,PP Samue...
of EP0387689 Preparation of organosilicon compounds of the formula wherein R and R each represent, independently of each other, a straight- chain or branched alkyl group with 1 to 4 carbon atoms or a group of formula OR, R represents a g... DR KOETZSCH HANS-JOACHIM,DR RAULEDER HARTWIG ...
Silicon dioxide Formula Silicon dioxide, also known as silicon (IV) oxide or silica, is a chemical compound extensively found in quartz and sand. It is very used in the manufacture of electronic components.Formula and structure: The silicon dioxide chemical formula is SiO2. Its molar mass is...
A material satisfying the chemical formula for silicon monoxide can be prepared by heating finely divided silicon and silica in vacuum. Silicon monoxide is... G Hass - 《Journal of the American Ceramic Society》 被引量: 31发表: 2010年 Properties of functionalized redox-active monolayers on thin...
;CONSTITUTION: The organosilicon compound is expressed by formula I [R<Sup>1</Sup> and R<Sup>2</Sup> are monovalent hydrocarbon without aliphatic unsaturation; R<Sup>3</Sup> is monovalent hydrocarbon; R<Sub>f</Sub> is 11-30C bivalent perfluoroalkylene, etc., expressed by formula II is...
substituted with one or more silicon or germanium atoms; and m is an integer ranging from 0 to 1000; (b2) aluminum compounds having general formula (... G Ricci,A Sommazzi,G Pampaloni,... 被引量: 0发表: 2022年 Precursor compounds and silicon carbonitride ceramic boron, use and process ...
The present invention relates to silicon-free polyisocyanates or polyurethanes which contain at least one structural unit of formula (1)<Chemistry id="CHEM-US-00001"></Chemistry> wherein<UnorderedList id="ul0002" listStyle="none"><ListItem id="ul0002-0001" number="0000">R<Sup>1 </Sup>an...
Nature Chemistry volume 16, pages 970–978 (2024)Cite this article 6598 Accesses 10 Citations 6 Altmetric Metrics details Abstract In vivo fluorescence imaging in the shortwave infrared (SWIR, 1,000–1,700 nm) and extended SWIR (ESWIR, 1,700–2,700 nm) regions has tremendous potential...
In the context of our systematic investigations of penta- and hexacoordinate silicon compounds, which included dianionic tri- (O,N,O1; O,N,N1) and tetradentate (O,N,N,O; O,N,N1,O1) chelators, we have now explored silicon coordination chemistry with a dianionic tetradentate (N,N1,N1,N...