:. Predict the major product of the following reactions and identify if it is SN2, SNI/EI...
Evening SN2 vs. E2 Homework Predict the major product(s) expected for each of the following reactions. Remember to indica stereochemistry, when appropriate. If no reaction is expected, write NR. a. CH3CN opothe Na t-BuO t-BuOH Rrot b. C. H3C d. H3C Br e. OH EtOH Pro NaN3 OH acetone poic NaOH Stos nlphe h. OTS EtOH pokc
Q1) provide the product for the following reactions, identify as Sn1,Sn2, E1 or E2. Also provide the mechanism of the reaction H20 Br NaCN DMSO b). Csi Меон сін C)- KOH ci H d)_ this reaction was run at 100°C and 0.1 M KOH concentration 2) Rank the members of the following groups in order of basicity, nucleophilicity, and leaving group ability. Expain your answers a) H20, OH, CH,CO2- b) Br", ".Fr 3) Predict the effect of the changes given...
Key Topics: Nucleophilic Substitution Reactions (SNI or SN2. Reactions using PBr3. SOCI, or TCI. In the empty boxes, draw the structure of the MAJOR organic product expected following each reaction shown. If the reaction involves an SN2 reaction (or involves an SN2 step in the overall mechanism) clearly show the correct stereochemistry that will be observed in the product. Two of the reactions will involve a carbocation rearrangement. (4pts for each correct Major product drawn) H*, MeOH HO NaOH NaCN...
8. Complete the following reactions. Mention the type of mechanism (SNI, SN2, El or E2) that each reaction follows. Mention major and minor peoducts.(4) E.2 (CHСОН Br al 100°C E2 NaOCH, Heat CHy b) E I CH,ONa CH ОН, 100°C CHy E I conc. H,SO4 OH d) heat 5
6) Predict the major product in each of the following reactions and indicate if it came from an Sn1, S2, E1, or E2 reaction. H3C Br NaOme CH3 H2O H Br MeOH 'BUOK H Br DMSO H3C Br NaOme CH3 H20 MeOH H OTS ЕКОН
1) Predict the outcome of the following 4 reactions 1) Predict the outcome of the following 4 reactions MeOH Ph reflux XPh MeΝΟ, reflux Y Br MeNO2 MeSNa DMSO Ph reflux Br 2) For the following 5 molecules predict whether an E2 elimination would be possible for the DRAWN conformation. Do not attempt to rotate around any bonds, judge based on the conformation shown. If yes, show the product. Br Ph BCH Meph Me Y y o tadi men 3)...
For each of the reactions supply the missing final major product(s) in the boxes provided. Clearly show stereochemisty where appropriate. If a reaction produces a mixture of enantiomers draw both. Supply the name of the mechanism (Sn1, Sn2, E1, E2) by which the requested reaction occurs by. MeOH Mechanism Br KCN DMSO Mechanism
1. indicate whether the following reactions will proceed via an Sni, Sn2, E1 or 2 mechanism. 2 NISCH reaction type SN NaOCH.CH reaction type 2 2. Briefly explain your answer to question 1b 3. Provide the missing starting material(s), reactant(s) or product(s) as necessary for the following reactions. DBN (a bulky base) Br NaBr B) heat 4. For the following reaction, draw the MAJOR and the MINOR products formed. Label the type of reaction the produced the product below it...
1. Predict the major substitution product(s) for the following reactions. Include stereochemistry if appropriate. You may assume an aqueous workup is performed after each reaction. 1. Nah, DMF ТОН 2. Mel BrMg-Ph KCN 16 { ad ton ot MeOH HD Na Br Me DMSO EtOH Br ~ Br DMSO * Me OH LNH2 M HO Me-S (1 equiv) Me DMF
3. Predict the major product (only one product) in each of the following reactions and indicate the type of mechanism. 3. Predict the major product (only one product) in each of the following reactions and indicate the type of mechanism. (3 pts; no partial point) Mechanism Sn2 Sn1 HO HBr moy ng heo 0°C, H2O E2 E1 Mechanism Sn2 Sn1 H2SO4 E2 E1 Mechanism HBr SN2 Sn1 rt, H20 E2 E1 OH