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draw the curly arrow mechanism for this experiment, include all details like electrons, curly arrows, by products etc

draw the curly arrow mechanism for this experiment, include all details like electrons, curly arrows, by products etc

Chemistry
Chemistry
10th Edition
ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Chapter1: Chemical Foundations
Section: Chapter Questions
Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
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draw the curly arrow mechanism for this experiment, include all details like electrons, curly arrows, by products etc 

3. Formation of trichloroacetimidate donor 2,2,3,3'4',6,6'-Hepta-O-acetyl-B-D-lactose trichloroacetimidate (3) OAC ACO LOAc Cl3CCN Aco LOAC K₂CO3 AcO DCM OACACO- OAc NH Compound MW (g/mol) eq n (mmol) d (g/ml) Sugar (crude) 636.55 1 4.71 Trichloroacetonitrile 144.39 8.5 1.44 Potassium carbonate 138.21 3 DCM 84.93 1.33 Apparatus: 50 round bottom flask, N₂ atmosphere Reaction temperature: RT Reaction time: TLC: EtOAc/Tol 1:1 + 1% NET, Reaction molarity: 0.2 M The crude sugar is dissolved in dry DCM, trichloroacetonitrile and potassium carbonate are added. Stirring at RT until starting material is consumed. After complete conversion, the solution is filtered, concentrated in vacuo (water bath not warmer than 30 °C). Crude is used directly for next reaction. C26H36018 636.5532 OH AcO OACACO- m (g) LOAC OAC C28H36C13NO 18 780.9403 V (ml) CCI
Transcribed Image Text:3. Formation of trichloroacetimidate donor 2,2,3,3'4',6,6'-Hepta-O-acetyl-B-D-lactose trichloroacetimidate (3) OAC ACO LOAc Cl3CCN Aco LOAC K₂CO3 AcO DCM OACACO- OAc NH Compound MW (g/mol) eq n (mmol) d (g/ml) Sugar (crude) 636.55 1 4.71 Trichloroacetonitrile 144.39 8.5 1.44 Potassium carbonate 138.21 3 DCM 84.93 1.33 Apparatus: 50 round bottom flask, N₂ atmosphere Reaction temperature: RT Reaction time: TLC: EtOAc/Tol 1:1 + 1% NET, Reaction molarity: 0.2 M The crude sugar is dissolved in dry DCM, trichloroacetonitrile and potassium carbonate are added. Stirring at RT until starting material is consumed. After complete conversion, the solution is filtered, concentrated in vacuo (water bath not warmer than 30 °C). Crude is used directly for next reaction. C26H36018 636.5532 OH AcO OACACO- m (g) LOAC OAC C28H36C13NO 18 780.9403 V (ml) CCI
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