A carbonyl compound rearranges to a more stable conjugated compound in the presence of either acid or

Question:

A carbonyl compound rearranges to a more stable conjugated compound in the presence of either acid or base.
a. Propose a mechanism for the base-catalyzed rearrangement.
b. Propose a mechanism for the acid-catalyzed rearrangement.

Fantastic news! We've Found the answer you've been seeking!

Step by Step Answer:

Related Book For book-img-for-question

Organic Chemistry

ISBN: 978-0131407480

4th edition

Authors: Paula Yurkanis Bruice

See More Books

Question Posted: Jun 10, 2016 07:14 AM

See More Questions

Ketones react slowly with benzeneselenenyl chloride in the presence of HCl to yield ?-phenylselcno ketones. Propose a mechanism for this acid-catalyzed a-substitution reaction. CeHgSeCi Se-C6H5
(a) An aliphatic aminoglycoside is relatively stable to base, but it is quickly hydrolyzed by dilute acid. Propose a mechanism for the acid-catalyzed hydrolysis. (b) Ribonucleosides are not so easily...
Two structures for the sugar glucose are shown on page 858. Interconversion of the open-chain and cyclic hemiacetal forms is catalyzed by either acid or base. (a) Propose a mechanism for the...
Consider the examples of groupthink explained in this chapter and discuss how they can relate to situations you have experienced on your projects.
How has China achieved the status of a high-performing Asian economy? Why has Chinas normal-trade-relation status been a source of controversy in the United States? What are the likely effects of...
Within the context of the capital asset pricing model (CAPM), assume: Expected return on the market = 15 percent Risk- free rate = 8 percent Expected rate of return on XYZ security = 17 percent ...
For 2-ethylpentanoic acid [CCCC $(\mathrm{CC}) \mathrm{C}(=$ O)O; 020225-24-5], hardly any data are available in the database. To evaluate this molecule, \(T_{\mathrm{b}}, T_{\mathrm{m}}, \Delta...
Taunton Construction Inc.s capital situation is described as follows. Debt: The firm issued 10,000 25-year bonds 10 years ago at their par value of $1,000. The bonds carry a coupon rate of 14% and...
A 4-stroke petrol engine having six cylinders is to operate with compression ratio 6 and delivers 300 kW of power when running at 2400 revolutions per minute. Determine: (a) bore and stroke of the...
An electron in a three-dimensional rectangular box with dimensions of 5.00 , 3.00 , and 6.00 makes a radiative transition from the lowest-lying excited state to the ground state. Calculate the...
Draw the enol tautomers for each of the following compounds. For those compounds that have more than one enol tautomer, indicate which is more stable. a. b. c. d. e. f. CH3CH2CCH,CH3 CCH3 CH CH...
There are other condensation reactions similar to the aldol and Claisen condensations: a. The Perkin condensation is the condensation of an aromatic aldehyde and acetic anhydride. Give the product...
Why is a just-in-time compiler useful for executing Java programs?
Mr . S . Krishna received a gift of a house in Nov. 2 0 0 7 from Mr . K . Hegde who had purchased it in Nov. 1 9 9 7 for 6 , 3 0 , 0 0 0 . Mr . K . Hegde renovated the house in March 1 9 9 8 at a...
Vernon Corporation manufactures model airplanes. The company purchased for $157,000 automated production equipment that can make the model parts. The equipment has a $13,000 salvage value and a...
Use the following information to calculate the value of inventory on hand on April 3 0 and issue price to production during April using FIFO inventory system.what are the elements of a valid south...
5. Chelsea Clinic's projected budget information for 2018 is listed below. Total FFS Visit Volume 75,000 visits Payer Mix: Blue Cross 30% Highmark 70% Reimbursement Rates Blue Cross $35 per visit...
Paragraph Corporation purchased land on January 1 , 2 0 X 1 , for $ 2 2 , 0 0 0 . On June 1 0 , 2 0 X 4 , it sold the land to its subsidiary, Sentence Corporation, for $ 3 1 , 5 0 0 . Paragraph...
For the following exercises, use the Law of Sines to solve for the missing side for each oblique triangle. Round each answer to the nearest hundredth. Assume that angle A is opposite side a, angle B...
Identify the source of funds within Micro Credit? How does this differ from traditional sources of financing? What internal and external governance mechanisms are in place in Micro Credit?
If (2Z,4Z)-hexa-2,4-diene were able to undergo a Diels-Alder reaction with methyl propenoate, what would be the products? (Hint: There are four products comprised of two pairs of enantiomers. One...
What products would you expect from the following reactions? (a) (b) (c) (d) (e) OMe OMe
Which diene and dienophile would you employ to synthesize the following compounds? (a) (b) CO2Me CO2Me
Yi is collecting the Old Age Security pension benefit. Annually, Yi receives $5757 a year from OAS. In addition to OAS, Yi's annual income from her pension, CPP, and other sources totals $94250 a...
1. Write an equation that describes the information in the table: X Y -4 12 -2 3.5 2 -13.5 5 -26.25 2. Write an equation for the line in the graph below. Label the points on the graph that you used...
The inventory account is reduced by $36 to account for the returned defective items. what is the reason for this?

A carbonyl compound rearranges to a more stable conjugated compound in the presence of either acid or

Question:

H20 or HO B-unsaturated carbonyl compound an aß-unsaturated carbonyl compound

Step by Step Answer:

Remember that there are no positively charged ...View the full answer

Organic Chemistry

Students also viewed these Organic Chemistry questions