The carbocation electrophile in a Friedel-Crafts reaction can be gener- ated by an alternate means than reaction of an alkyl chloride with AlCl3. For example, reaction of benzene with 2-methylpropene in the presence of H3PO4 yields tert-butylbenzene. Propose a mechanism for this reaction. +

The carbocation electrophile in a Friedel-Crafts reaction can be gener- ated by an alternate means than reaction of an alkyl chloride with AlCl3. For example, reaction of benzene with 2-methylpropene in the presence of H3PO4 yields tert-butylbenzene. Propose a mechanism for this reaction. +

Organic Chemistry

9th Edition

ISBN:9781305080485

Author:John E. McMurry

Publisher:John E. McMurry

Chapter16: Chemistry Of Benzene: Electrophilic Aromatic Substitution

Section16.SE: Something Extra

Problem 30MP: The carbocation electrophile in a Friede1-Crafts reaction can be generated by an alternate means...

See similar textbooks

Related questions

Q: Consider the following reaction. Which best depicts the first two steps of the mechanim? H3C CH3 HI,…

Q: Highlight each peptide bond in the molecule below. In addition, list the common names of the smaller…

A: The chemical bonds that bind amino acids together to make proteins are known as peptide bonds. They…

Q: Predict the reactants of this chemical reaction. That is, fill in the left side of the chemical…

A: Step 1:Step 2: Step 3: Step 4:

Q: The following chemical reaction takes place in aqueous solution: AgF(aq)+Nal(aq) →AgI(s)+NaF(aq)…

A: To write the net ionic equation for the given chemical reaction, we first need to write the balanced…

Q: Calculate the equilibrium concentration of each gas at 2500 K with explanation

A: Thank you.

Q: Show how to synthesize the following compounds using either the malonic ester synthesis or the…

A: Compound (d): 2-ButanoneSynthesis using Acetoacetic Ester SynthesisStarting Material: Ethyl…

Q: None

Q: Please provide detailed solution and give the explanation of the concept...

A: To find the pH at the equivalence points for the titration of 28.9 mL of 0.0850 M H2SO3 with…

Q: Show work. Don't use Ai for answering this

A: Step 1:The volume of 0.21 M acetic acid HC2H3O2 solution required to react completely with 14.6…

Q: Predict the reactants of this chemical reaction. That is, fill in the left side of the chemical…

A: Step 1:From the given incomplete reaction The products are soluble ionic compound KI, H2O Step…

Q: Provide the reagents and show arrows wherever applicable Prepare OH H3C OCH2CH3 ?

Q: i need help please

A: Question 1. The correct answer for the image you sent is equilibrium favors the products as…

Q: 1.6. How are mercury species categorized? 1.7. Discuss the term biomagnification with regards to…

A: 1.6 How are mercury species categorized:Mercury species are typically categorized based on their…

Q: 4. Arrange the following compounds in order of increasing melting point (from lowest to highest) (3…

Q: Suppose a 250. mL flask is filled with 1.8 mol of Cl₂, 0.20 mol of CHCl3 and 0.60 mol of HCl. The…

A: First, we need to calculate the initial concentrations of the reactants and products. The…

Q: Question 15 (4 points) What is the major organic product of the following reaction? CH3CH₂O+Na+…

Q: Complete the organic mechanism

A: Step 1: Step 2: Step 3: Step 4:

Q: Give clear detailed Solution with explanation needed...don't copy answer anywhere. Give correct…

A: Step 1: Step 2:

Q: Choose the correct major product for the following reaction. To preview image Click here Br…

A: Here, the carbon marked in pink is stereo centric as all 4 bonds around it are different (asymmetric…

Q: Practice 8: What is the Kã of a weak acid if a 0.100 M solution has a pH of 4.25? A. 3.2 x 10-8 B.…

A: The problem is asking us to find the Ka, which is the acid dissociation constant, of a weak acid. We…

Q: 8. Write the equilibrium expression for the reaction given below and calculate the [H3O+]…

A: Explanation: Step 1 The reaction given is:…

Q: Chemistry

A: Step 1:1) Protonation of carbonyl oxygen 2) attack of Oxygen ( OH) on the carbonyl carbon which is…

Q: help please answer in text form with proper workings and explanation for each and every part and…

A: Given :Initial pressure = 0.908 atmInitial temperature = 26.5°CInitial volume = 16.2 LFinal…

Q: Balance the chemical equation below using the smallest possible whole number stoichiometric…

A: Given equation:CH3(CH2)5CH3 (l) + O2 (g) → CO2 (g) + H2O (g) Step 1: Count the atoms on each side…

Q: Consider this nucleophilic substitution reaction. Part: 0/2 +:CEN: Part 1 of 2 Highlight the…

Q: Fill in the missing chemical formulae in the tables below. acid conjugate base base conjugate acid…

A: Step 1: Step 2: Step 3: Step 4:

Q: Give detailed Solution with explanation needed with structure

A: Note that hemiacetal only prossesses one alkoxy (-OR) group. The said compound must be an acetal…

Q: Classify the following compounds as chiral, achiral (but not meso), or meso. OH 1st structure: H_H…

Q: Please provide detailed solution and give the explanation of the concept..... A mixture of 3.00…

A: Step 1: Given that:Volume of H2 of = 3.00 volumesVolume of N2 = 1.00 volumeAlso, at 344°C N2 reacts…

Q: The following 3° carbocation is more stable than a typical 3° carbocation because it is CH3 A…

Q: Q https://app.aktiv.com Curved arrows are used to illustrate the flow of electrons. Use he reaction…

A: The tetrahedral intermediate and the product of the given reaction are represented as follows:

Q: In the final reaction of the copper cycle, which experimental error would NOT decrease the overall…

A: Step 1: in copper cycle copper compound is used and on further reaction with reagents copper…

Q: Give detailed Solution with explanation needed. don't use Ai for answering this. Avoid handwritten…

A: Steps to Determine Hybridization1. Identify the Groups Attached to the Carbon Atom: - Hydrogen: A…

Q: 2. Calculate how many ounces of calcium are contained in 6 ounces of calcium phosphate.

A: To find the amount of calcium in 6 ounces of calcium phosphate, we first need to know the chemical…

Q: 1. Draw all stereoisomers formed in each reaction. a. Br2 b. Cl₂ H₂O C. NBS DMSO, H₂O

Q: Check In: Which of the following is the weakest acid? a. Propanoic acid, Ka =1.34 x 105 b. Formic…

A: Thank you.

Q: 2) Which Functional group is represented by the IR spectrum shown below? Comment on the answers of…

A: Step 1: IR Correlation DiagramType of VibrationFrequency range (cm-1)Alkane C-H2850-2900Alkene…

Q: Calculate K for the following reaction: A+ 2 B C given the following K values: C=D + B K1 = 89.13 D…

A: Step 1: Step 2: Step 3: Step 4:

Q: Does any element with Z ≤ 92 match the description? A halogen with a lower atomic number than…

A: The question is asking if there is a halogen element with an atomic number (Z) less than or equal to…

Q: Complete the organic mechanism

Q: The following chemical reaction takes place in aqueous solution: 2 FeBr3(aq)+3K₂S(aq) →Fе2S3(s)+6…

Q: Give correct detailed Solution with explanation needed. Don't use Ai for answering this

A: Step 1: Molecular formula: It is the simplest chemical formula, in which each element appears only…

Q: Practice 6: In a 1.0 M solution of benzoic acid, what is the concentration of un-ionized acid? What…

A: Let the benzoic acid show dissociation as:…

Q: Spectroscopy Unknown. The spectra and data provided were obtained from a pure organic molecule. For…

A: Step 1: Analyzing the Mass SpectrumThe mass spectrum indicates a molecular ion peak at 346, 348, and…

Q: Does any element with Z ≤ 92 match the description? An element in the nitrogen family with a higher…

A: The question is asking if there is an element in the nitrogen family (Group 15 of the periodic…

Q: Using your car miles per gallon and the miles you drive in 1 week calculate the liters of carbon…

A: First, we need to calculate the number of gallons of gasoline used in February and June. Given that…

Q: help please answer in text form with proper workings and explanation for each and every part and…

A: Step 1:This reaction is the cis-hydroxylation of olefin by OsO4. It going to form the cis-osmate…

Q: Predict the major organic product of the given reaction and complete its mechanism. 1. NaOEt/EtOH 2.…

A: Step 1: Acetoacetic ester with sodium ethoxide and ethanol deprotonates the acidic proton and forms…

Q: None

A: Formation of the Epoxide: Convert propene to an epoxide using a peracid (e.g.,…

Q: Please provide detailed solution and give the explanation of correct and incorrect option

A: Given that the starting compound is 1-bromopropane (CH₃-CH₂-CH₂-Br), let's reassess the…

Question

The carbocation electrophile in a Friedel-Crafts reaction can be gener-
ated by an alternate means than reaction of an alkyl chloride with
AlCl3. For example, reaction of benzene with 2-methylpropene in the
presence of H3PO4 yields tert-butylbenzene. Propose a mechanism for
this reaction.
+

AI-Generated Solution

AI-generated content may present inaccurate or offensive content that does not represent bartleby’s views.

Unlock instant AI solutions

Tap the button
to generate a solution

Click the button to generate
a solution

SEE SOLUTION

Similar questions

6, Which one of the following alcohols can not be made by unimolecular nucleophilic substitution (SN,) of an alkyl halide with H2O? benzyl alcohol Ph:COH cydohexanol (CH32CHOH 1-propanol A В C E
If anhydrides react like acid chlorides with the nucleophiles, draw the products formed when each of the following nucleophiles reacts with benzoic anhydride [(C6H5CO)2O]: (a) CH3MgBr (2 equiv), then H2O; (b) LiAlH4, then H2O; (c) LiAlH[OC(CH3)3]3, then H2O.
1. Write the correck IUPAC nemes Far the Foilawing organic comPounds: Br CH3 H3C 8. Assign E an or Z configuration bi CI 2. CidssiFy the Following reagents cs either nucleaphiles or e lectraph:les: Zn, CH3NH2, HS, OHa, CH3COOH, HoSO 3. Whet are the products obtained From the addition of HBr to each of the falbuing compounds? CH3 a) + HBr > CHo +HBr- 2.
to 1. conc. HBr H20 Br OH O Na 2. Na NH2 NH3 d = El Elimination f = SN1 Nucleophilic substitution a = Proton transfer b = Lewis acid/base e = E2 Elimination g = SN2 Nucleophilic substitution c = Electrophilic addition The rections above involve synthesis or reactions of alcohols and ethers. Identify the mechanism by which they proceed from among the mechanisms listed. Use the letters a - g for your answers. 1. 2. Submit Answer Retry Entire Group 8 more group attempts remaining
X6-156. Arrange the following substituted anilines in increasing order of reactivity toward acetic anhydride: sllo NH2 ร้อเป็น NH2 NH2 edi NH2 O₂N. (a) (b) ---- (c) (d) bund NO2 CI H3C-N-CH3 Insmiy X 6-157. Suggest a mechanism for the preparation of acetic anhydride from acetic acid and acetyl chloride in the presence pyridine (an amine base).
The reaction of methylpropene with HBr, under radical conditions, gives two intermediates. Propose a mechanism for the formation of the two products. Propose a mechanism for the following reaction and use electronic factors to account for the formation of a major product: CH2 CH2Br N-Bromosuccinimide (NBS) ho, CCI4 Draw the structure of an antioxidant, Vitamin E free radical and use resonance structures o account for its stability.
Rank the following esters from most reactive to least reactive in the first slow step of a nucleophilic acyl substitution reaction (formation of the tetrahedral intermediate): Rank the same esters from most reactive to least reactive in the second slow step of a nucleophilic acyl substitution reaction (collapse of the tetrahedral intermediate).
4. Give the starting alkene and any other reagents needed to selectively make the following compounds (with no organic byproducts!): OH L Eto OH all OH Br Br Br
conc. HBr HO. Br 2. (Ph)3C-OH HCI (Ph);C-CI H20 d = E1 Elimination e = E2 Elimination a = Proton transfer f = Sy1 Nucleophilic substitution b = Lewis acid/base c = Electrophilic addition g = SN2 Nucleophilic substitution The rections above involve synthesis or reactions of alcohols and ethers. Identify the mechanism by which they proceed from among the mechanisms listed. Use the letters a - g for your answers. 2.
Recognising how resonance contribtutes to the arrangement of charge around a ring helps to understand the reactivity of a substituted benzene. Consider the resonance contributors of ethoxybenzene 8-1 8-5-5 e According to resonance, is the ring: activated or deactivated to electrophilic substitution. And which site/s are the most susceptible to substitution? O a. deactivated - meta postions are most active O b. Deactivated - ortho and para positions are most active O c. Activated - ortho and para positions are most active O d. Activated - meta positions are most active
Payalben
Which set of reagents would be appropriate to synthesize bromobenzene from benzene? O 1. HNO3 in H2SO4; 2. H2CrO4 and heat O 1. H2CrO4 and heat; 2. H2 Pd/C O Br2 and FeBr3 O 1. CH3CH2CHCI and AICI3; 2. H2CRO4 and heat O4B12 and Fe O Heat and Br2 OBR2, HCI