Organic Chemistry, Books a la Carte Edition (8th Edition)
8th Edition
ISBN: 9780134074580
Author: Bruice, Paula Yurkanis
Publisher: PEARSON
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Chapter 10, Problem 80P
When the following seven-membered ring alcohol is dehydrated, three
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Name the following alcohol.
O2-Bromo-4-ethylcyclopentanol
4-Ethyl-2-bromocyclopentanol
O1-Ethyl-3-bromo-4-cyclopentanol
O1-Bromo-4-ethyl-2-cyclopentanol
Provide the necessary reagents to complete the following reaction in multiple steps. You may only
use alcohols as the starting precursors whose carbon atoms are incorporated into the final
product.
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The reaction of a ketone with an alcohol in acidic conditions will result in:
an alkane
an acetal
a geminal (gem) diol
an alkene
Chapter 10 Solutions
Organic Chemistry, Books a la Carte Edition (8th Edition)
Ch. 10.1 - Why are NH3 and CH3NH2 no longer nucleophiles when...Ch. 10.1 - Explain the difference in reactivity between...Ch. 10.1 - Prob. 5PCh. 10.1 - Prob. 6PCh. 10.1 - Prob. 8PCh. 10.2 - Prob. 9PCh. 10.3 - Prob. 11PCh. 10.3 - Show how 1-propanol can be converted into the...Ch. 10.4 - Which of the following alcohols dehydrates the...Ch. 10.4 - Prob. 14P
Ch. 10.4 - Prob. 15PCh. 10.4 - Propose a mechanism for each of the following...Ch. 10.4 - Draw the product of each of the following...Ch. 10.4 - Explain why the following alcohols, when heated...Ch. 10.4 - What stereoisomers are formed in the following...Ch. 10.4 - Prob. 20PCh. 10.4 - What alcohol would you treat with phosphorus...Ch. 10.5 - Prob. 22PCh. 10.6 - What are the major products obtained when each of...Ch. 10.6 - Prob. 26PCh. 10.7 - Prob. 27PCh. 10.7 - Would you expect the reactivity of a five-membered...Ch. 10.7 - Prob. 29PCh. 10.7 - What products are obtained from the reaction of...Ch. 10.7 - Prob. 31PCh. 10.7 - Prob. 32PCh. 10.7 - Prob. 33PCh. 10.8 - Draw the mechanism for formation of the two...Ch. 10.8 - Prob. 35PCh. 10.8 - Prob. 36PCh. 10.8 - How do the major products obtained from...Ch. 10.8 - Explain why the two arene oxides in Problem 38...Ch. 10.8 - Which compound is more likely to be carcinogenic?Ch. 10.8 - Three arene oxides can be obtained from...Ch. 10.9 - Explain why the half-life (the time it takes for...Ch. 10.10 - Prob. 43PCh. 10.10 - Prob. 44PCh. 10.10 - Prob. 45PCh. 10.10 - Prob. 46PCh. 10.10 - Prob. 47PCh. 10.10 - Describe a synthesis for each of the following...Ch. 10.11 - Using an alkyl halide and a thiol as starting...Ch. 10.11 - The following three nitrogen mustards were studied...Ch. 10.11 - Why is melphalan a good cancer drug?Ch. 10.11 - Prob. 53PCh. 10.12 - Propose a mechanism for the following reaction:Ch. 10 - Prob. 55PCh. 10 - Which compound is more likely to be carcinogenic?Ch. 10 - Prob. 57PCh. 10 - Prob. 58PCh. 10 - When heated with H2SO4, both...Ch. 10 - What is the major product obtained from the...Ch. 10 - Write the appropriate reagent over each arrow.Ch. 10 - What alkenes would you expect to be obtained from...Ch. 10 - Prob. 63PCh. 10 - Prob. 64PCh. 10 - When deuterated phenanthrene oxide undergoes a...Ch. 10 - An unknown alcohol with a molecular formula of...Ch. 10 - Explain why the acid-catalyzed dehydration of an...Ch. 10 - Prob. 68PCh. 10 - Prob. 69PCh. 10 - Propose a mechanism for the following reaction:Ch. 10 - What product would be formed if the four-membered...Ch. 10 - Which of the following ethers would be obtained in...Ch. 10 - Using the given starting material any necessary...Ch. 10 - Prob. 74PCh. 10 - When 3-methyl-2-butanol is heated with...Ch. 10 - Draw structures for compounds AF.Ch. 10 - Propose a mechanism for each of the following...Ch. 10 - How could you synthesize isopropyl propyl ether,...Ch. 10 - When ethyl ether is heated with excess HI for...Ch. 10 - When the following seven-membered ring alcohol is...Ch. 10 - Ethylene oxide reacts readily with HO because of...Ch. 10 - Describe how each of the following compounds could...Ch. 10 - Propose a mechanism for each of the following...Ch. 10 - Triethylene glycol is one of the products obtained...Ch. 10 - Prob. 85PCh. 10 - Propose a mechanism for the following reaction:Ch. 10 - Prob. 87PCh. 10 - An ion with a positively charged nitrogen atom in...Ch. 10 - The following reaction takes place several times...Ch. 10 - Prob. 90PCh. 10 - Propose a mechanism for each of the following...Ch. 10 - A vicinal diol has OH groups on adjacent carbons....Ch. 10 - Prob. 93PCh. 10 - Prob. 94PCh. 10 - Two stereoisomers are obtained from the reaction...Ch. 10 - Propose a mechanism for each or the following...Ch. 10 - Triethylenemelamine (TEM) is an antitumor agent....
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- What two functional groups react to form the following? a. A hemiacetal b. An acetal c. A ketal d. A hemiketalarrow_forwardShow how each alcohol or diol can be prepared from an alkene. (a) 2-Pentanol (b) 1-Pentanol (c) 2-Methyl-2-pentanol (d) 2-Methyl-2-butanol (e) 3-Pentanol (f) 3-Ethyl-3-pentanol (g) 1,2-Hexanediolarrow_forwardProvide the major organic product of the following reaction. but-1-yne 1) Sia₂BH 2) H₂O₂, OH What is it called when an enol converts to a keto? A) Keto-enol isomerism B) Keto-enol tater tot-ism C) Keto-enol conversion D) Keto-enol tautomerismarrow_forward
- Based on the following structures, recommend a compound that could react faster with an alcohol to give a hemiacetal. Explain your answers. R OR' aldehyde or ketone + R'OH он Choices: CH;CH; H;C CH; CH; H;C" CH;CH3 Ethanal Butanone Propanal Propanonearrow_forwardThe following alcohol can be prepared via reduction of a ketone or aldehyde. Draw the aldehyde or ketone that would be required. HO,arrow_forwardRank the following alcohols in order of increasing ease of acid-catalyzed dehydration. Provide the structure of the dehydration product (alkene) from each alcohol. OH OH 3 1 a OHarrow_forward
- The following molecule belongs to a class of compounds called enediols; each carbon of the double bond carries an-OH group. Draw structural formulas for the a-hydroxyketone and the a-hydroxyaldehyde with which this enediol is in equilibrium. CH-OH a-Hydroxyaldehyde = C-OH= a -Hydroxyketone ČH3 An enediolarrow_forward5. Describe an efficient synthesis of 1-methyl-1-cyclohexanol from cyclohexanol. Show the structure of the reagents, reactants and products from each step. Cyclohexanol -------> -----> 1-methyl-1-cyclohexanolarrow_forwardWhen an aldehyde is treated with LiAlH4 followed by addition of H₂O, what general class of product results? ether secondary alcohol primary alcohol ketone tertiary alcoholarrow_forward
- Aldehydes and ketones react with one molecule of an alcohol to form compounds called hemiacetals, in which there is one hydroxyl group and one ether-like group. Reaction of a hemiacetal with a second molecule of alcohol gives an acetal and a molecule of water. ROH, H+ OH OR Aldehyde/ketone Alcohol ROH, H+ Draw the structural formulas for the hemiacetal and the acetal formed between the following compounds: OH OH OR OR • Use the wedge/hash bond tools to indicate stereochemistry where it exists. + H₂Oarrow_forwardAnswer the following questions about curcumin, a yellow pigment isolated from turmeric, a tropical perennial in the ginger family and a principal ingredient in curry powder.a.In Chapter 11, we learned that most enols, compounds that contain a hydroxy group bonded to a C=C, are unstable and tautomerize to carbonyl groups. Draw the keto form of the enol of curcumin, and explain why the enol is more stable than many other enols. b.Explain why the enol O—H proton is more acidic than an alcohol O—H proton. c. Why is curcumin colored? d.Explain why curcumin is an antioxidant.arrow_forwardDescribe how 1-ethylcyclohexanol can be prepared from cyclohexane. You can use any inorganic reagents, any solvents, and any organic reagents as long as they contain no more than two carbons.arrow_forward
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