Predict the stereochemistry of the following pericyclic reactions: (a) The thermal Cyclization of a conjugated tetraene (b)
Question:
Predict the stereochemistry of the following pericyclic reactions:
(a) The thermal Cyclization of a conjugated tetraene
(b) The photochemical Cyclization of a conjugated tetraene
(c) A photochemical [4 + 4] cyclo addition
(d) A thermal [2 + 6] cyclo addition
(e) A photochemical [3, 5] sigma tropic rearrangement
Fantastic news! We've Found the answer you've been seeking!
Step by Step Answer:
Answer rating: 58% (12 reviews)
Number of electron pairs Type of reaction a Thermal electr...View the full answer
Answered By
Aysha Ali
my name is ayesha ali. i have done my matriculation in science topics with a+ . then i got admission in the field of computer science and technology in punjab college, lahore. i have passed my final examination of college with a+ also. after that, i got admission in the biggest university of pakistan which is university of the punjab. i am studying business and information technology in my university. i always stand first in my class. i am very brilliant client. my experts always appreciate my work. my projects are very popular in my university because i always complete my work with extreme devotion. i have a great knowledge about all major science topics. science topics always remain my favorite topics. i am also a home expert. i teach many clients at my home ranging from pre-school level to university level. my clients always show excellent result. i am expert in writing essays, reports, speeches, researches and all type of projects. i also have a vast knowledge about business, marketing, cost accounting and finance. i am also expert in making presentations on powerpoint and microsoft word. if you need any sort of help in any topic, please dont hesitate to consult with me. i will provide you the best work at a very reasonable price. i am quality oriented and i have 5 year experience in the following field.
matriculation in science topics; inter in computer science; bachelors in business and information technology
_embed src=http://www.clocklink.com/clocks/0018-orange.swf?timezone=usa_albany& width=200 height=200 wmode=transparent type=application/x-shockwave-flash_
4.40+
11+ Reviews
14+ Question Solved
Related Book For
Question Posted:
Students also viewed these Organic Chemistry questions
-
Classify each of the following pericyclic reactions as an electrocyclic, cycloaddition, or sig- matropic reaction. Give the curved-arrow notation for each reaction, and tell how many electrons are...
-
The following thermal rearrangement involves two pericyclic reactions in sequence. Identify them, and propose a mechanism to account for the observedresult. 275 "C CD2 - -D H2C CD2
-
Predict the products of the following reactions, including stereochemistry where applicable. (a) (b) (c) (d) (e) (f) , CH CHO HCO COOEt heat
-
The difference between case law and common is which of the following? O Common law creates law and case law interprets existing law. There is no difference. Case law is criminal law and common law is...
-
Do you believe that Facebook is justified in its aggressive acquisition strategy? What are the assumptions implicit in this strategy? Are they credible? Why? Why not?
-
A population consists of 25 percent tall individuals (genotype TT), 25 percent short individuals (genotype tt), and 50 percent individuals of intermediate height (genotype Tt). Predict the ultimate...
-
Use Result 1 to construct the adjusted cost matrix. Interpret the adjusted costs.
-
Payback Period concerning payback: a. Describe how the payback period is calculated, and describe the information this measure provides about a sequence of cash flows. What is the payback criterion...
-
Ch 17: Homework Question 13 of 13
-
Consider a real-time system with the following task set: Task 1: C-4, T-8 Task 2: C-3, T-12 Task 3: C-2, T-20 where C is the computation time and T is the period. Assume periods and deadlines are the...
-
When a 2, 6-disubstituted allyl phenyl ether is heated in an attempted Claisen rearrangement, migration occurs to give the p-allyl product as the result of two sequential pericyclic...
-
Predict the product obtained when the following substance isheated:
-
Carols Grocery Store made the following Form 941 payroll tax deposits during the look-back period of July 1, 200A, through June 30, 200B: Should Carols Grocery Store make Form 941 tax deposits...
-
3. Different positions of Vermiform appendix.
-
Define Image?
-
What is Dynamic Range?
-
Define Brightness?
-
What is Chromatic Adoption?
-
Do you listen primarily for facts when customers are speaking, or do you try to understand how they are feeling as well?
-
Consider the discrete group G of order 8 that has the following Cayley diagram e If we have the sequence of operations: fcagec, which of the options represents the reduction of the sequence to a...
-
Suppose that the Swiss franc is currently trading at 2 per U.S. dollar. The franc is expected to be revalued to CHF2.5 per dollar. a. Has the franc been devalued relative to the dollar? b. Has the...
-
Does the molecular model shown represent (-)-2-butanol or (-)-2-butanol?
-
Assign absolute configurations as R or S to each of the following compounds: a. b. c. H3C -CH2F CH3CH2 (+)-1-Fluoro-2-methylbutane CH3 C-CH2Br CH3CH2 (+)1-Bromo-2-methylbutane H3C -CH CH2 ...
-
Draw three-dimensional representations or make molecular models of The S enantiomer of H3C
-
Mass LLp developed software that helps farmers to plow their fiels in a mannyue sthat precvents erosion and maimizes the effoctiveness of irrigation. Suny dale paid a licesnsing fee of $23000 for a...
-
Average Rate of Return The following data are accumulated by Lone Peak Inc. in evaluating two competing capital investment proposals: 3D Printer Truck Amount of investment $40,000 $50,000 Useful life...
-
4. (10 points) Valuation using Income Approach An appraiser appraises a food court and lounge and provides the following assessment: o O The building consists of 2 floors with the following (6)...
Study smarter with the SolutionInn App