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DABCO (1,4-diazabicyclo[2.2.2]octane), also known as triethylenediamine or TEDA, is a bicyclic organic compound with the formula N 2 (C 2 H 4) 3. This colorless solid is a highly nucleophilic tertiary amine base , which is used as a catalyst and reagent in polymerization and organic synthesis .
Electrophilic fluorinating reagents could in principle operate by electron transfer pathways or an S N 2 attack at fluorine. This distinction has not been decided. [2] By using a charge-spin separated probe, [3] it was possible to show that the electrophilic fluorination of stilbenes with Selectfluor proceeds through an SET/fluorine atom transfer mechanism.
As a reagent in organic chemistry, DBU is used as a ligand and base. As a base, protonation occurs at the imine nitrogen. [5] Lewis acids also attach to the same nitrogen. [6]
Sigma Advanced Genetic Engineering (SAGE) Labs is a division within Sigma-Aldrich that specializes in genetic manipulation of in vivo systems for special research and development applications. It was formed in 2008 to investigate zinc finger nuclease technology and its application for disease research models.
The Red Cross advises every household to pull storm supplies together in a Go-Kit and a Stay-at-Home Kit in case of emergencies, and their website even lets you download a winter storm safety ...
Aldrichimica Acta is a scientific journal published by Sigma-Aldrich. Established in 1968 in Milwaukee, Wi, Aldrichimica Acta publishes reviews in the field of synthetic organic chemistry, with each issue focusing on a special topic. The journal is open access. In 2015, the Acta was ranked #1 among journals in the field of organic chemistry by ...
Find special occasion recipes for fancy appetizers, steak dinners, decadent desserts, and more. These are perfect for holidays, parties, and romantic dinners!
Search Recipes. Fleisher’s “Secret” Chicken Rub. Fish in Acqua Pazza ('Crazy Water') Fig Relish and Ham Sandwiches. Flash-Fried Finger-Lickin' Chicken. Fig Cookies. Fish al Cartoccio.