PROBLEM 6-14 Predict the major products of the following substitutions. (a) CH3CH,Br + (CH3),CO“ K+ ethyl...
1. Predict the major products of the following reactions. (Hint: draw out Tosylate ion) ethyl tosylate + potassium tert-butoxide 2.isobutyl tosylate + NaI 3.(R)-2-hexyl tosylate + NaCN (show sterochemistry) 4.the tosylate of cyclohexylmethanol + excess NH3 5.n-butyl tosylate + sodium acetylide, H−C≡C:−Na+
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...
Question : Predict the major and minor products for the following reactions: NASH -CH3 + 1 H30 HC b) NaOEt Question 6: Predict the major and minor products for the following reactions: NaOEt OTS - Tosylate (OTS) With on CHM 2210 CH3 NaOH H₂C O=O=O Question 7: Draw the plausible mechanism for each of the following transformations: CHE BECH HO HBr CH CH CH3 H₂C- conc. H,SO heat HC Insuu H Question 8 Which is the better retrosynthesis for the...
14. Which of the following reagents should be used to prepare tert-butyl ethyl ether a) tert-butyl bromide and sodium ethoxide b) tert-butyl alcohol and ethyl bromide c) tert-butyl alcohol and ethanol d) potassium tert-butoxide and ethyl bromide 15. What is the major organic product obtained from the following reaction? A) 1 B) 2 C) 3 D) 4 16. What product is formed when methyloxirane is treated with ethylmannesium bromide followed by treatment with aqueous acid? A) 1-pentanol B) 2-pentanol C)...
Predict the products of the following reactions. (a) sec -butyl isopropyl ether + concd. HBr, heat (b) 2-ethoxy-2-methylpentane + concd. HBr, heat (c) di- n -butyl ether + hot concd. NaOH (d) di- n -butyl ether + Na metal (e) ethoxybenzene + concd. HI, heat (f) 1,2 @ epoxyhexane + H + , CH 3 OH (g) trans @ 2,3 @ epoxyoctane + H + , H 2 O (h) propylene oxide + methylamine (CH 3 NH 2 ) (i)...
Predict and draw the major product of the following reaction. Question 6 CH3 Br NaCN H3CV CH3 DMF Create OscerSketch Answer 6 Select the major product of the following reaction. Question 7 CH3CH20 CH,CH,OH ♡ ♡ ♡ ♡ Lecce OCH CH3 Enter Your Answer: OA OB Oc OD OE
PROBLEM 17.8 Predict the major product that is obtained when each of the following alkyl halides is treated with potassium tert-butoxid Explain your reasoning. (b) ОСН, Br CH–CHI
2. Predict the products for the following reactions, indicate major and minor products where applicable H =CH1) NaNH, a) HC "*2) EtBr Lindlar's Cat. CH, O HBr 80°C H, CH, CH, CH, NaH HC HC - NaCN CH₂ сн, он CH3 K O-t-Bu in modo ) HEC- E100C Epoc=_cooke +ů C OOEt + -
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.
Please show the entire mechanism for this problem, thank you! 46) Malonic ester (diethyl malonate) is treated successively with sodium ethoxide (1 eq.), 1- bromopentane, potassium tert-butoxide, iodomethane, hot aqueous NaOH, HCl, and heat. What is the final product? a) 2-Methylheptanoic acid b) 3-Methylhexanoic acid c) 3-Methylpentanoic acid d) 2-Methylpentanoic acid e) Ethyl 2-methylheptanoate 47) What would be the major product of the following reaction sequence? 1. BH PCC 1. LDA (-78°C) 2. H,02, OH CH,C12 2. CH3CH,Br ఎంత a)...