Show the full mechanisms for the following reactions:
a) 2-methyl-2-butanol reacting with HCl
b) Isopentyl alcohol reacting with HBr
c)Pentyl alcohol reacting with HCl/ZnCl2
d)Neohexyl alcohol reacting with SOCl2 and pyridine
e)tert-bentyl alcohol reacting with concentrated sulfuric acid and heat
f) sec-butyl alcohol reacting with phosphorus oxychloride and pyridine
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What alcohol IR spectrum is that when reacted with acetic acid UNKNOWN D PPM 112 1-butanol (n-butyl alcohol) 2-butanol (sec-butyl alcohol) 2-methyl-1-propanol (isobutyl alcohol) 3-methyl-1-butanol (isopentyl alcohol) 1-pentanol (n-pentyl alcohol) 2-pentanol 3-pentanol cyclopentanol
4.0 g of 1,4-di-t-butyl-2,5-dimethoxynezene (250.37m ) were synthesized by reacting 9.1 mL of t-butyl alcohol (MW 74.125/mol, D 0.799 ,25 mL of concentrated sulfuric acid (MW 98.08 /mol, D 1.84m), and 5.7 g of 1,4-dimethoxybenzene (MW 138.17 /mall together. Calculate the percent yiel of this reaction. t-butanol 1,4-di-tert-butyl-2,5-dimethoxybenzer 1,4-dimethoxybenzene Write your answer without a percent sign and to 2 decimal places. MW=molecular weight, D-density of liquid.
5.8 g of 1,4-di-t-butyl-2,5-dimethoxynezene (250.37 g/mol) were synthesized by reacting 10.5 mL of t-butyl alcohol (MW 74.12 g/mol, D 0.79 g/mL), 25 mL of concentrated sulfuric acid (MW 98.08 g/mol, D 1.84 g/mL), and 5.9 g of 1,4-dimethoxybenzene (MW 138.17 g/mol) together. Calculate the percent yield of this reaction. Question 1 2 pts 5.8 g of 1,4-di-t-butyl-2,5-dimethoxynezene (250.373/mol) were synthesized by reacting 10.5 mL oft- butyl alcohol (MW 74.12 3/mol. D 0.795/mL), 25 mL of concentrated sulfuric acid (MW 98.08...
5.1 g of 1,4-di-t-butyl-2,5-dimethoxynezene (250.37 g/mol) were synthesized by reacting 9.7 mL of t-butyl alcohol (MW 74.12 g/mol, D 0.79 g/mL), 25 mL of concentrated sulfuric acid (MW 98.08 g/mol, D 1.84 g/mL), and 4.2 g of 1,4-dimethoxybenzene (MW 138.17 g/mol) together. Calculate the percent yield of this reaction. Write your answer without a percent sign and to 2 decimal places. MW=molecular weight, D=density of liquid. PLEASE SHOW WORK OH t-butanol 1,4-di-tert-butyl-2,5-dimethoxybenzene 1,4-dimethoxybenzene
Use curved arrows to propose mechanisms for the following reaction (a)Propene with HCl (b)tert-butylbromide with methanol(c)3-methyl-2-pentene with chlorine (d)3-methyl-1-butene with sulphiric acid(e)Propyne with excess HBr (f)2-Pentyne with water in the presence of a mineral acid.
Competing NucleophilesNUCLEOPHILIC SUBSTITUTION REACTIONS:COMPETING NUCLEOPHILES1. Give a full balanced equation for the reaction of 1-Butanol and 2-methyl-2-propanol (t-butyl alcohol) as per this experiment. Why are ammonium salts used here instead of using the related acids HBr and HCl?2. Using the two GC Chromatograms provided showing the analysis the product mixture of each of the reactions, determine the % relative amounts of alkyl chloride and alkyl bromide in each of the two products. Show your calculations in full.
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.
S. Write the expected products from the following reactions, If more than one product is formed indicate the major one. Indicate stereochemistry where appropriate. (108 pts (a) 1-butanol + HI (b) 2-butanol + PBr3 (c) 1-bromobutane (CH3)3COK in tert-butyl alcohol, heat (turn page over)
Show the reactions with mechanisms for 2-methyl-2- propanol with a) H2SO4 in THF and b) HBr. Also, explain the general types of mechanisms.
(2) NaBH4 (2) H202 OH cold, dilute KMnO4 "ОН H,C H,C HCO,H H,O с-с CH CH2CH, CH,CH2CH Predict the major products of the following reactions, including stereochemistry where appropriate. (a) (R)-2-butanol + TsCl in pyridine c) cyclooctanol + CrO3/H2SO4 (e) cyclopentylmethanol + Na2Cr 01/H2SO4 (g) n-butanol + HBr (i) potassium t-butoxide + methyl iodide (k) cyclopentanol + H2SO4/heat (m) sodium ethoxide +1-bromobutane (b) (S)-2-butyl tosylate +NaBr (d) cyclopentylmethanol + CrOs pyridine HC cyclopentanol + HCI/ZnCl2 (h) cyclooctylmethanol + CH3CH2MgBr (G)...