Triflating
WebComins' Reagent. Molecular Formula CHClFNOS. Average mass 392.683 Da. Monoisotopic mass 391.912689 Da. ChemSpider ID 344376. WebFeb 24, 2000 · [reaction: see text] The high-yielding synthesis and application of the first example of a polymer-supported reagent for the preparation of trifluoromethanesulfonates (triflates) is described. This new reagent efficiently triflates aryl alcohols and lithium enolates in high yield (>90%). A simple …
Triflating
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WebMay 15, 2015 · Disclosed is a method for the conversion of a compound of formula 3 to a compound of formula 4, wherein R is an acetyl group or an alcohol-protecting group. The … WebSynonyms for TRIFLING: minor, small, little, slight, trivial, unimportant, inconsiderable, insignificant; Antonyms of TRIFLING: substantial, major, significant ...
WebDec 10, 2024 · N-Phenyl-bis (trifluoromethanesulfonimide) (PhNTF2) is stable, crystalline and easy-to-handle triflating agent, useful for the triflation of phenols and amines … WebApr 28, 2003 · Daniel L. Comins. North Carolina State University, Department of Chemistry, Raleigh, NC, 27695–8204. Search for more papers by this author
WebMar 15, 2007 · (reactive triflating agent and source of soluble silver ions useful for formation of electrophilic onium species, 1 and promotion of Friedel–Crafts, 2 nucleophile–alkene cyclization, 3 and esterification 4 reactions) Alternate Name: silver triflate. Physical Data: mp 356 °C. Solubility: soluble in typical organic solvents. WebSilver trifluoromethanesulfonate (AgOTf ) is a reactive triflating agent, which converts alkyl, acyl and sulfonyl halides to corresponding triflate species. 1] 2. It is a highly suitable electrophile to initiate acetylenic oxy-Cope rearrangement of substituted 5-hexen-1-yn-3-ols to synthesize corresponding α,δ-diethylenic aldehydes. 3]
WebMuối triflat [ sửa sửa mã nguồn] Muối triflate nhiệt rất ổn định với nhiệt nóng chảy lên đến 350 °C đối với muối natri, boron và bạc, đặc biệt khi không có nước. Chúng có thể thu …
WebSilver trifluoromethanesulfonate is a reactive triflating agent and source of soluble silver ions useful for formation of electrophilic onium species, and promotion of Friedel-Crafts, … blindwells primary schoolWebMild triflating reagent. Used recently to convert a ketone to an enol triflate with KHMDS (324671) and thence an olefin with Pd(PPh3)4 (216666) and Bu3SnH (234788). … blindwells postcodeWebThe effectiveness of copper(II) triflate (copper(II) trifluoromethanesulfonate) as a new dehydrating reagent for a variety of alcohols has been demonstrated. Based on several … blindwells east lothian postcodeWeb盖德化工网一般有机试剂频道提供海量一般有机试剂批发供应及厂商信息,为您提供全面的一般有机试剂价格参考和在线洽谈的机会,您可以按条件筛选客户,做一般有机试剂生意请 … blindwells new homesWebJan 3, 2024 · Comins reagent has a futuristic character of synthesizing triflating compounds by organic synthesis. For example, Dounay et al.[] proposed that, in the synthesis of 3-alkyl … blindwells tranent cruden homesWebMild triflating reagent. Employed recently to convert a ketone to an enol triflate with KHMDS and thence an olefin with Pd(PPh3)4 and Bu3SnH. blindwells primary school east lothianWebDescription. N-Phenylbis (trifluoromethanesulfonimide) acts as a mild triflating reagent as well as a transparent strong electron-withdrawing p-type dopant in carbon nanotubes. It is … blindwert analytik