Choose the reaction that is least likely to undergo an E2 reaction pathway. Question 2 NaOCH3...
on (R)-1-bromo-2-methylbutane undergoes substitution when reacted with sodium iodide (Nal) in acetone. Choose the major product obtained from this reaction. A (R)-1-iodo-2-methylbutane B (S)-1-iodo-2-methylbutane C racemic 1-iodo-2-methylbuta D (R)-1-bromo-2-iodobutane E (S)-1-bromo-2-iodobutane F (S)-1-sodium-2-methylbutane Enter Your Answer: OA OB OC OD OE OF B Incorrect
7. Predict the product(s) of each of the following reactions include stereochemistry where important and indicate the mechanism (S, S,2, El, E2). 80°C a 2-chloro-2-methylbutane NaOH Н.о b. (R)-2-chloropentane Nac c-H DMSO с1 (снс. Cн, CH,ОН d. trans-1-chloro-3-methylcyclohexane+ NaOC(CH) e. 2-chloro-3-phenylbutane Н.о f. trans-1-bromo-3-methyleyclopentane Nal acetone NaOCH THон g 2-chloro-2-methylbutane EIOH h R-3-bromo-2-methylpentane . trans-1-bromo-2-isopropyleyclohexane CHCOK NaSH Н,о j. 1-bromopropaе NaOCH снон CH коссH). I-bromobutane m. cis-1-chloro-3-methyleyclobutane Nal DMSO сHсH,он n. (R)-2-iodo-2-phenylethane NaOH o. 1-iodobutane p. 2-bromo-3-methylbutane KOC(CH). но (S)-3-chlorocyclopentene...
Choose the reaction that is least likely to undergo an Sn2 reaction pathway. Question 1 A to anyone tool CH3OH OCH NaN3 CH2CN C HC- NaCN → HC-CN DMF NaSCH OTS S-CHE acetone Enter Your Answer: OA OBOCODE
Workshop Quiz 10-Substitution and elimination 1. Choose the reaction that is least likely to undergo an SN2 reaction pathway. CH.он A NaNg CH3CN NaCN Hас— CN HyC C DMF NaSCH3 D OTs acetone Nal OMs acetone Choose the reaction that is least likely to undergo an E2 reaction pathwa 2. NAOCH3 CH-оH
Br 3. Show complete mechanism and intermediates formed in the following Sel process. OH + H ő heat ОН minor major 4. Determine if Sylor Sw2 mechanism is likely to take place based on conditions and show products for the following reactions. 1. 1-bromohexane reacting with sodium cyanide in acetonitrile (CH3CN) 2. tert-butyl iodide reacting with sodium acetate (CH3CO,Na) in acetic acid (CH,CO,H) 3. (S)-2-iodobutane reacting with potassium acetylide (NaC,H) in tetrahydrofuran 4. 1-bromo-1-methyl-cyclohexane reacting with water at 95°C.
Question 9 10 pts Predict the ether product of each reaction below. A) sodium (S)-2-butoxide + iodoethane B) sodium (R)-2-butoxide + iodoethane C) sodium ethoxide + (S)-2-iodobutane D) sodium ethoxide + (R)-2-iodobutane [Choose] [Choose ] [Choose] [Choose
13. What is the major product obtained from the following reaction (CH3),CO Nat Br t-butanol OC(CH), 1 a. 1 b. 2 c. 3 d. 4 14. Which of the following mechanistically depicts the protonation of tert-butyl alcohol by hydrogen bromide? A) (CH3),C-Ö: H Br: B) (CH3),C-Ö: H Br: н C) (CH3),C-o: Br: . D) (CH3),C–0: H Br: dD a. A b. B 15. What would by the effect of doubling both the concentration of t-butyl bromide and the concentration of...
3. for each of the following, choose the reaction that would proceed more rapidly and give an explanation for your choice: (a) iodomethane or bromomethane with aqueous KOH (b) iodomethane or iodoethane with aqueous KOH (c) methanol or bromomethane with Nal dissolved in acetone (d) 2-bromopropane or 1-bromopropane with Nal dissolved in acetone (e) 2-bromo-2-methylbutane or 2-bromo-3-methylbutane with ethanol (f) aqueous KBr or aqueous HBr with butanol (g) 2-chloro-3,3-dimethylbutane or 2-chloro-3-methylbutane with potassium tert- butoxide (h) 1:1 or 1:4 by...
hW help please DQuestion 4 2 pts An E2 elimination reaction is carried out by reacting 2-bromo-2-methylbutane with NaOCH3. The major expected organic product(s) of this reaction are named 2-methyl-2-butene 2-methyl-1-butene 1-methyl-1-butene 2-bromo-2-hydroxybutane 2 -methoxybutane (note: methoxy group - OCH3) DQuestion 5
Only need the answer of B not the A. Reacciones de sustitución eliminación, síntesis de alguenos y síntesis & reacciones de alquinos Instrucción: Prediga los productos de las siguientes reacciones e indique el nombre de esta. Se discutirá el primer ejercicio de cada par en clase y el segundo se entregara el viemes 28 de junio de 2019. 1. Para cada reacción, decida si es posible la sustitución, la eliminación o ambas, y prediga los productos que espera. Marque los...