WebDec 9, 2024 · The alkenyl-carbotrifluoromethylation reaction was effected in the presence of Togni's reagent as both the radical initiator and the CF 3 source, TMSCN as the nitrile source, Cu(OTf) 2 as catalyst, and K 3 PO 4 as base utilizing 1,10-phenantroline ligand affording mostly the E isomer of the desired products in moderate to good yields (Scheme … WebAug 15, 2024 · X represents a leaving group such as a halide or triflate (Cl, Br, I, OTf, etc.) In some instances, it is possible to use sp 3 hybridized alkyls and aromatics as R 1. It’s …
Stille reaction - Wikipedia
Webuse of the reagent [MsO–NH 3]OTf (1).33 Moreover, in 2024, Jiao has demonstrated that ammoniumyl radicals, which were generated from different [RCO 2–NH 3]OTf reagents, add to a variety of electron-rich arenes in TFE/H 2O.34 However, all re-ported modern amination methods to make anilines in a one- A mild triflating reagent is phenyl triflimide or N,N-bis(trifluoromethanesulfonyl)aniline, where the by-product is ... (OTf) 3 (where Ln is a lanthanoid). A related popular catalyst scandium triflate is used in such reactions as aldol reactions and Diels–Alder reactions. See more In organic chemistry, triflate (systematic name: trifluoromethanesulfonate), is a functional group with the formula R−OSO2CF3 and structure R−O−S(=O)2−CF3. The triflate group is often represented by … See more Triflate salts are thermally very stable with melting points up to 350 °C for sodium, boron and silver salts especially in water-free form. They can be obtained directly from triflic acid and … See more A triflate group is an excellent leaving group used in certain organic reactions such as nucleophilic substitution, Suzuki couplings and Heck reactions. Since alkyl triflates are … See more • Methyl triflate • Nonaflate • Trifluoromethanesulfonic acid • Metal triflimidate • Comins' reagent See more palash tree uses
Zinc trifluoromethanesulfonate 98 54010-75-2 - Sigma …
WebTogni Reagent 1g / 5g [T2624] Togni Reagent II (contains 60% Diatomaceous earth) 1g / 5g [T3014] CH3 CH3 Si CH3 CF3 CH3CH2 Si CH2CH3 CH2CH3 CF3 T2764 CuI, KF NMP or … Webtert-Butyldimethylsilyl trifluoromethanesulfonate. Synonym (s): TBDMS triflate, Trifluoromethanesulfonic acid tert-butyldimethylsilylester. Linear Formula: CF3SO3Si … Webdiorganozinc reagents that were not commercially available to subsequently be used in asymmetric additions to carbonyl compounds: • ZnCl2 (1.0 M in Et2O) (1.0 M in Et2O) 1. MgBr 2. dioxane 3. filtration Zn (salt free) N O H O OBn THF, –75 ºC CH3 N O OLi N O OH >80% OBn 93% ee ZnCl2 von dem bussche-Hünnefeld, J. L.; Seebach, D ... palash viewmodel