Catalysts allow a reaction to proceed via a pathway that has a lower activation energy than the uncatalyzed reaction. In homogeneous catalysis, catalysts are in the same phase as the reactants.74808-09-6, C36H36Cl3NO6. A document type is Article, introducing its new discovery., Application In Synthesis of (2R,3R,4S,5R,6R)-3,4,5-Tris(benzyloxy)-6-((benzyloxy)methyl)tetrahydro-2H-pyran-2-yl 2,2,2-trichloroacetimidate
Biomimetic conditions for a synthetic glycosylation reaction, inspired by the highly conserved functionality of carbohydrate active enzymes, were explored. At the outset, we sought to generate proof of principle for this approach to developing catalytic systems for glycosylation. However, control reactions and subsequent kinetic studies showed that a stoichiometric, irreversible reaction of the catalyst and glycosyl donor was occurring, with a remarkable rate variance depending upon the structure of the carboxylic acid. It was subsequently found that a combination of Br°nsted acid (carboxylic acid) and Lewis acid (MgBr2) was unique in catalyzing the desired glycosylation reaction. Thus, it was concluded that the two acids act synergistically to catalyze the desired transformation. The role of the catalytic components was tested with a number of control reactions and based on these studies a mechanism is proposed herein.
Sometimes chemists are able to propose two or more mechanisms that are consistent with the available data.Application In Synthesis of (2R,3R,4S,5R,6R)-3,4,5-Tris(benzyloxy)-6-((benzyloxy)methyl)tetrahydro-2H-pyran-2-yl 2,2,2-trichloroacetimidate, If a proposed mechanism predicts the wrong experimental rate law, however, the mechanism must be incorrect.Welcome to check out more blogs about 74808-09-6, in my other articles.
Reference：
Tetrahydropyran – Wikipedia,
Tetrahydropyran – an overview | ScienceDirect Topics