1. (20 points) Provide the product(s) for the following reactions. Provide stereochemistry where necessary. Determine whether...
1. (20 points) Provide the products for the following reactions. Provide stereochemistry where necessary. Determine whether they are SN2, S1, E2, E1, or Elcb where necessary. NO NEED FOR MECHANISMS. Br NaOCH.CH diethyl ether KOBU DMSO heat NaCN THF
1. Predict the product(s) of the following SN2 reactions and include stereochemistry where necessary. Br КОН NaOCH DMSO
3. Provide the product/s for the following reactions. Indicate if the reactions proceed via an SN1, or SN2 mechanism. Indicate proper stereochemistry if it is applicable. Show the mechanisms a h a NaCN DMF come NaSH DMSO NaOH DMSO a) M y NaOCHZ Naoch,, H2O NaOCH; HO
please indicate stereochemistry (20 marks) 1. Identify each of the following reactions as SN1, SN2, E1, or E2 and give the products formed in each case, and indicate the stereochemistry of the product if appropriate (mechanisms are not required). If no reaction would occur, indicate this with N.R. forno reaction" and give the reason for which you don't expect a product. a) E HEC-CH2-C...Br (CH3),C07 (CH3),COH CHE 70°C CH3 SN2 Morand SN2 H H₃C-CH2-c...Br. CN/DMSO in CH 25°C d) Br...
4. (20 points) There are two reactions given. (Note the arrow pointing to the right and the arrow pointing down => 2 reactions) Provide mechanisms for the 2 reactions. (If you need to redraw the starting material please do so). You will need to show the flow of electrons (arrow pushing), resonance structures, and intermediates. Please provide stereochemistry where necessary. Determine which reaction is Sn2 and which is Sn1. H20 OCH3 THF H2O
Complete the following reactions and determine whether the reaction proceeds by an Sn 1, SN2, E1, or E2 mechanism and place the answer to the left of the reaction. Show stereochemistry where relevant. whether the reaction proceeds by an x1, Sa CH3 Br Br o NON DMSO da Нас сн H3C Br --BrH-Cecna O* DMF CH30® Na CH3OH, 50°C
3. For each reaction, draw the structure of the major product(s) including stereochemistry where appropriate. Fill n the box below each arrow with the mechanism(s) that will be followed (SN1/E1, SN2, or E2). For SN1/E1 reactions, draw products for both. NaCN DMF tBuOH 言言言 MeOH * | CH30 CH OH DMSO R-2-bromopentane
For the following set of reactions predict the major product(s). Underneath each product, state if they are by; SN1, SN2, E1, E2. Include stereochemistry where necessary
Provide the major product(s) for the following reactions: Show Stereochemistry when necessary (9 points total) HBr (1 equivalent) HBr (2 equivalents) Br2 Brz (1 equivalent) CH,CI, (2 equivalents) CH,CI, HO 1) disyamylborane HgSo., H2SO4 2) H0, NaOH, H2O Bonus: Provide the major product(s) for the following reactions: Show Stereochemistry when necessary (4 points total) 1) NaNH, (1) NaNH, 2) (CH),CHCH,Br 2) (CH),CHCH,Br 3) H, 3) L, NH, Lindlar's catalyst 1) NaNH, 2) EtBr 3) Hz, Pd/C 1) NaNH, 2) EtBr...
Predict the product(s) of the following reactions, making sure to show all relevant stereochemistry. This includes SN2/E2. State what the major product is. NaOCH2CH3 I À CHỌCH,OH 1. Nah, diethyl ether ONa - er en 10 iv. ochrom NaH JH