Please do A, B, and C The following SN2 and SN1 reactions involve an acid-base reaction...
Reaction names such as SN1, SN2, E1, E2, acid-base, etc and major product? derstanding of Chemistry 231 Reactions (acid-base, functional group transformations, keywords, concepts, and reaction mechanisms) to... (1) correctly identify and label each in reaction by writing each reaction's name next to the reaction arrow (1 point each); and, (2) correctly draw the major product or products of each individual reaction (1 point each). HOAC HzCNH2 B(OCH3)3 HEC NH2 H₂cm NaOAC DMSO H3C NaOAC DMSO Me KOt-Bu . Ph...
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...
elimination/substitution reactions TsO. он 1. TsCl, pyr 2. NaN Ph н. CH3 NaOH Н,с E2 Only CH2CH он. Br LDA но Он HSO Нeat Ring expansion H2SO Нeat он 5. Identify each position where an SN1, or SN2 reaction is likely to occur. If there is the potential for both, state SN1 or SN2 TsO. Br NH2 NO
3. Complete each of the following reactions. Draw the structure of the organic product or products in the space provided. Show stereochemistry if appropriate. (3 points each) SN2 reaction (a) (CH3)CHCH2Cl + NaCN Sn1 reaction (b) (CH3)CHCH,CI + NaCN (C) M Sn2 reaction ¢l + NaOH - ACH. E1 reaction (d) (CH3)3CCH,OH + HCI major product Ez reaction Cl + NaOH - LCH3 н Ereaction Cl + H20
Please answer all parts for a good rating! Predict the product(s) for each of the following reactions. Pay attention to stereochemistry. In each case, a reaction occurs, even if it is simply an acid-base reaction А) HO но H+ NaOEt Он C) pH 4~5 NH2 BL 2) Predict the organic product(s) at each step in the following reaction scheme. Also provide the complete arrow-pushing mechanism for the full process. You may use -Ph as an abbreviation for a benzene ring...
sn1,sn2,e1,e2 please help! a)asses substrate b) classify reagents (nuc/base, strong or weak) c)solvent used if not indicated d)mechanism type e)major & minor products including stereochemistry & geometry 15. 1. НаО* 2. EtOH Он 16. OTs
(a) For each substitution reaction, circle whether it proceeds by an Sy1 or S 2 mechanism. (1.5 pts) (b) Draw the major organic product for each reaction. Be sure to indicate the appropriate stereochemistry, where necessary (1.5 pts) 2. NaCN S1 or S 2? Br THF SN1 or Sy2? но CH3 Hас, SN1 or SN2? CH,он
4. Draw the products of the following reactions. If the question is an oxidation reaction, draw the product for one oxidation step only. HCI + GHONH a. + BHONH он lol НО—ЕНО C. lol Но—но гр CHз lol НО—НЭ— 6но e. ЭнО ol Но- CH3 CHs
3. (continued) For each reaction, draw the structure of the major product(s) including stereochemistry where appropriate. Fill in 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. g) Сн,сн,он h) CH2O- Na CH3OH i) Me. Br A Eto Nat Me
please do all and explain sn1 sn2 e1e2 1. Write a full, complete mechanism for each of the following reactions. Be sure to indicate all mechanism arrows, charges, and lone electrons. Show stereochemistry where appropriate. Do not show transition states. You must show all possible products, but you only have to write the full mechanism for the formation of one product. (15 points): Br: a) ~ Br H2O2 b) 0-5- NaOH NaOCH, 4.5 de the reaction mat occurs more quickly...