2024 Scandium trifluoromethanesulfonate sc otf 3

Scandium trifluoromethanesulfonate sc otf 3

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Webscandium (III) trifluoromethanesulfonate (Sc(OTf)3, 98%) and 1,3,5-tris(4-aminophenyl)-benzene (TAPB, ... Sc(OTf)3 (0.73 m) in dioxane/mesitylene (0.1 ml, 2/1 v/v) was added to the mixture and stirring was maintained at room temperature for 3 days. The obtained COF was collected by filtration and dried in vacuum at 40 ℃. WebSc(OTf)3, Scandium(III) trifluoromethanesulfonate, Trifluoromethanesulfonic acid scandium(III) salt. Linear Formula: Sc(SO 3 CF 3) 3. CAS Number: 144026-79-9. ...

Scandium(III) trifluoromethanesulfonate, 98%, Thermo Scientific ...

WebAs a result, the TMS-protected nitronate was used in conjunction with Scandium(III) trifluoromethanesulfonate [Sc(OTf) 3] (4 mol%) to afford the beta-nitroamine products in moderate to excellent yields for a range of alkyl and … WebJun 4, 1993 · In this communication, we would like to report a novel catalyst, scandium trifluoromethanesulfonate (scandium triflate, Sc(OTf)3), for the Diels-Alder reaction. … haven\\u0027t played league of legends in years

Mechanism of scandium ion catalyzed Diels-Alder reaction of

WebApr 14, 2005 · Abstract. Rates of Diels-Alder cycloadditions of anthracenes with methyl vinyl ketone (MVK) are accelerated significantly by the presence of scandium triflate [Sc … WebSep 1, 2015 · Scandium trifluoromethanesulfonate (Sc(OTf) 3 ) was found to be a novel catalyst for Friedel-Crafts acylation. The reactions of substituted benzenes with acid … Web化学性质应用合成方法三氟甲磺酸钪试剂级价格. 三氟甲磺酸钪. CAS号: 144026-79-9. 英文名称: Scandium trifluoromethanesulfonate. 英文同义词: Sc (OTf)3;Scandium tris (trifluoromethanesulfonate);SCANDIUM TRIFLATE;SCANDIUM (III) TRIFLUOROMETHANESULFONATE;SCANDIUM (III) TRIFLATE;PS-SC (OTF)2;SC … haven\\u0027t paid taxes in 20 years

Scandium(III) Trifluoromethanesulfonate 144026-79-9 東京化成 …

Scandium(III) triflate 99.995 trace metals 144026-79-9 - Sigma …

WebOct 4, 2010 · A catalytic amount of scandium trifluoromethanesulfonate [Sc(OTf) 3] (2.5 mol%) was used to catalyze the Michael addition of indoles to nitroolefins in water to afford the corresponding 3-alkylated indoles in good to excellent yields. The short reaction times, ... http://hs.link.springer.com.dr2am.wust.edu.cn/article/10.1007/s10562-011-0558-6?__dp=https haven\\u0027t played this game in a whileWebKobayashi, Shū; Hachiya, Iwao; Ishitani, Haruro; Araki, Mitsuharu: Scandium Trifluoromethanesulfonate (Sc(OTf) 3) as a Novel Reusable Lewis Acid Catalyst in Aldol … born of fire slayer

"Web3) Scandium Trifluoromethanesulfonate as an Extremely Active Lewis Acid Catalyst in Acylation of Alcohols with Acid Anhydrides and ... 0.1 mmol) is dissolved in TMSCN (0.1 mL), cooled to 0 °C, and treated drop-wise with a solution of anhydrous Sc(OTf) 3 (1.5 mg, 0.003 mmol) in TMSCN (0.1 mL). The reaction mixture is left at 3 °C for 18 h and ... " - Scandium trifluoromethanesulfonate sc otf 3

Scandium trifluoromethanesulfonate sc otf 3

Multifunctional additive of Scandium Trifluoromethanesulfonate …

WebTrifluoromethanesulfonate Combinatorial chemistry Regioselectivity Catalysis Organic chemistry Chemistry Scandium Epoxide Ring ... developed for the synthesis of β-amino alcohols by ring opening of epoxides in the presence of a catalytic amount of Sc(OTf)3 at room temperature under solvent-free conditions. Webtransformations.4 Among triflate salts, the applications of scandium(III) trifluoromethanesulfonate [Sc(OTf) 3, scandium triflate] as a Lewis acid catalyst have increased rapidly in the variety of organic transformations that can be effected.5-17 The catalytic applicability of this mild catalyst is well documented in the literature,

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WebA multifunctional additive of scandium trifluoromethanesulfonate to achieve efficient inverted perovskite solar cells with a high fill factor of 83.80% ... inverted PSCs with … WebSc(OTf) 3, Scandium tris(trifluoromethanesulfonate), Scandium(III) trifluoromethanesulfonate, Trifluoromethanesulfonic acid scandium(III) salt

Web氮杂环丙烷与双键化合物的[3＋2]环加成反应研究进展.pdf WebSee more Scandium products. Scandium (atomic symbol: Sc, atomic number: 21) is a Block D, Group 3, Period 4 element with an atomic weight of 44.955912. The number of …

WebAbstract The conversion and stereoselectivity of transformation to endo and exo norbornene derivatives was determined in the Diels–Alder reaction of cyclopentadiene with alkyl acrylates. The reactions were carried out in the pyrrolidinium ionic liquids in the presence of metal chlorides and trifluoromethanesulfonates as the catalysts. Shorter reaction times … WebScandium(III) trifluoromethanesulfonate C3F9O9S3Sc CID 2734571 - structure, chemical names, physical and chemical properties, classification, patents, literature ...

WebMetal trifluoromethanesulfonate catalysis in organic synthesis ... Examples include the use of scandium triflate (Sc(OTf) 3) to catalyse Friedel-Crafts acylation,

WebAug 23, 2016 · The performance of the sustainable biocatalyst SPRIN liposorb CALB [an immobilized form of Candida antarctica lipase B (CALB); SPRIN technologies] and the organo-base catalyst 1,5,7-triazabicyclo[4,4,0]dec-5-ene (TBD) were compared with two metal-based catalysts: dibutyl tin oxide (DBTO) and scandium trifluoromethanesulfonate … bornoff plumbingWebapplications. 1,3-Propanediol and adipic acid will be used as comonomers for sorbitol. Nowadays both these comonomers can be obtained from renewable resources.8,9 The catalyst selection includes two metal-based catalysts: dibutyl tin oxide (DBTO) and scandium trifluoromethanesulfonate (also known as scandium triflate, Sc(OTf)3). haven\u0027t pooped for 3 daysWebTechnical inquiry about: 3B-T1663 Scandium(III) Trifluoromethanesulfonate Please use instead the cart to request a quotation or an order If you want to request a quotation or place an order, please instead add the desired products to your cart and then request a quotation or order from the cart. haven\u0027t played this game in a whileWebNov 30, 2001 · We have thus reached a critical stage in the total synthesis: unification of the two large fragments (14, 19) and subsequent manipulations of the resulting compounds, which span over 3 nm . First, the scandium trifluoromethanesulfonate–promoted condensation between the β-alkoxy aldehyde 19 and the 1,4-diol 14 afforded dioxepane … haven\u0027t pooped for a weekWebSynonyms: Scandium(III) trifluoromethanesulfonate, Trifluoromethanesulfonic acid scandium(III) salt. CAS 144026-79-9. Molecular Weight 492.16. Browse Scandium(III) … haven\u0027t played league of legends in yearsWebScandium(III) trifluoromethanesulfonate, 98%, Thermo Scientific Chemicals 13.94 GBP valid until 2024-03-27 Use promo code "20585" to get your promotional price. haven\u0027t played that in a whileWebscandium iii trifluoromethanesulfonate, scandium trifluoromethanesulfonate, scandium iii triflate, scandium triflate, sc otf 3, scandium 3+ ; trifluoromethanesulfonate, trifluoromethanesulfonic acid scandium iii salt, scandium iii trifluoromethanesulphonate, scandium tris trifluoromethanesulfonate, scandiumtriflate: PubChem CID: 2734571: … born of fire sherrilyn kenyon