1. Draw the transition state for the following SN2 reactions Br SH NaSH a. NaOH b....
2. Draw a mechanism for the following SN2 reaction? [3] Br Cos SH NaSH + NaBr +
2 Ws 1. For each of the following SN2 reactions, (i) draw the chemical reaction (reactants and products) (ii) show the proper mechanism (iii) draw the transition states a. (S)-2-chlorobutane and NaSH b. (R)-3-iodohexane and NaOH c. (R)-2-bromohexane and NaCN d. 1-bromocycloheptane and NaOH e. Ethyl iodide and sodium actate (CH:CO2Na) Br NaOH Na o NaOH Br NaCN DMF ONA 1,2-dibromoethane Nao
CHE241/240 Assignment 2: SN2 and SN1 Name:Alexo.adio Hesker 1. Indicate whether the following substitution reactions will proceed by Sy or Sy? [3] Racemic NaCN DMSO 2. Draw a mechanism for the following Sy reaction? [3] SH + NaSH NASH - - NaBr + NaBt 3. Draw the transition state for the following Sy2 reaction? [3] 1. Indicate whether the following substitution reactions will proceed by SNP or Sn"? [3] MOH problemi CXCHANS H.0 NaCN DMSO 2. Draw a mechanism for...
UNUN LILL 1. Describe the following chemical reactions as SNI. SN2. El & E. Draw a curved arrow mechanism for each reaction. KCN DMSO BE NaOH H20. heat 11 Br HO *** OH CHỊCH, Na* ethanol
describe each as Sn1, Sn2, E1 and E2 then draw a curved arrow mechanism for each reaction. NaSH DMSO SH KOH HO DMSO Br NANH NH3 OTs NH TsO TsO CHs CH3 Nal CH3 acetone CH O O
1. Which reaction below occurs faster through an SN2 mechanism and why? Draw the transition states of each reaction to explain your answer. »tom, to OH Br b) b) ^ Br OH, ^ o
Select the transition state for the following reaction. SH + Naci + NaSH 877 811 MUHIM CH2 L. 1110 SH IV
3. Draw the transition state for the following Sn2 reaction? [3] OH OH
1. Which reaction below occurs faster through an SN2 mechanism and why? Draw the transition states of each reaction to explain your answer. OH to bomto Br OH b) OH 2. The reaction of 9.0 g of 1-butanol (MW = 76g/mol) with 13.0 g of sodium bromide (MW = 103 g/mol) with excess acid produces 8.5 g of 1-bromobutane (MW 137 g/mol). a. What is the purpose of the acid? b. What is the % yield for the reaction? Show...
Draw the products for the following reactions first assuming they occur by an SN1 mechanism and then for an SN2 mechanism. 2. 0-Na -00 OH () Br +NaOH H-O-Na ? (iii) ulll OH +NaOH Нас" CH3 (v) CН3З CH0NA ? +NaOCHs