Answered step by step

Verified Expert Solution

Link Copied!

Question

1 Approved Answer

Posted on Nov 03, 2020

i. Suggest a structure for product B. ii. Draw a plausible mechanism for the conversion of the Pd(II) reagent PdCl2(PPh3)2 into the catalytically active Pd(0)

i. Suggest a structure for product B.

ii. Draw a plausible mechanism for the conversion of the Pd(II) reagent PdCl2(PPh3)2 into the catalytically active Pd(0) species. 6 marks

iii. The vinyl stannane used in this cross-coupling is extremely toxic. Suggest another organometallic reagent that could be used instead of the stannane. 1 mark

SnBuz Br PdCl2(PPH32 product (B) dioxane, A 91% (A)

Step by Step Solution

★★★★★

3.49 Rating (152 Votes )

There are 3 Steps involved in it

Step: 1

Get Instant Access to Expert-Tailored Solutions

See step-by-step solutions with expert insights and AI powered tools for academic success

Step: 2

Step: 3

Ace Your Homework with AI

Get the answers you need in no time with our AI-driven, step-by-step assistance

Get Started

Recommended Textbook for

Biochemistry Concepts and Connections

Authors: Dean R. Appling, Spencer J. Anthony Cahill, Christopher K. Mathews

1st edition

321839927, 978-0133853490, 133853497, 978-0321839923

More Books

Students also viewed these Chemistry questions

Question

★★★★★

Draw a plausible mechanism for the following transformation: eat

Answered: 1 week ago

Question

★★★★★

Draw a plausible mechanism for the following transformation: , [H2SO4]

Answered: 1 week ago

Question

★★★★★

Draw a plausible mechanism for the following transformation: -NH2 [H,SO] NH2 [-H,0]

Answered: 1 week ago

Question

★★★★★

Mark Cotteleer owns a company that manufactures sailboats, Actual demand for Marks sailboats during each season in 2006 through 2009 was as follows: Mark has forecasted that annual demand for his...

Answered: 1 week ago

Question

★★★★★

A survey of people in a given region showed that 20% were smokers. The probability of death due to lung cancer, given that a person smoked, was roughly 10 times the probability of death due to lung...

Answered: 1 week ago

Question

★★★★★

The Wall Street Journal reported that the age at first startup for 55% of entrepreneurs was 29 years of age or less and the age at first startup for 45% of entrepreneurs was 30 years of age or more...

Answered: 1 week ago

Question

★★★★★

3. After the test: Think back on what went well and what could be improved. Focus on controllable attributions study strategies, effort, careful reading of questions, relaxation strategies.

Answered: 1 week ago

Question

★★★★★

Conventional wisdom says that one should measure a managers investment performance over an entire market cycle. What arguments support this convention? What arguments contradict it?

Answered: 1 week ago

Question

★★★★★

$140 milion and.it finances with or $140 milion and it finances with only debt and common equity. What is its debt-to-capital ratio? Round your answer to two decimal places

Answered: 1 week ago

Question

★★★★★

Get It Right, CPAs, has been retained to review its client's corporate formation calculations for 20XX. Maria, Roger, and Novak created Grassroots Tennis, Inc. (GTI), which began operations on March...

Answered: 1 week ago

Question

★★★★★

The 2014 balance sheet of Steelo, Inc., showed current assets of $3,135 and current liabilities of $1,545. The 2015 balance sheet showed current assets of $3,100 and current liabilities of $1,545....

Answered: 1 week ago

Question

★★★★★

Question 1: (5 Marks) A particle moves along a straight line with a velocity given by (t) = 51 - 4t+2. where v(t) is in meters per second and f is in seconds (a) Determine the acceleration of the...

Answered: 1 week ago

Question

★★★★★

1 : WHY PTERIDOPHYTES ARE CALLED VASCULAR CRYPTOGAMS ? 2 : WHAT ARE THE MIST IMPORTANT ADVANTAGE OF PTERIDOPHYTES ?

Answered: 1 week ago

Question

★★★★★

Globex Corporation creates, sells, and maintains of digital solutions for customers. It has 16,000 employees spread over 32 geographical locations. The organization has 12,000 company owned devices...

Answered: 1 week ago

Question

★★★★★

A concrete block making company is developing an aggregate capacity plan from the following sales forecast for its 6" and 8" concrete blocks. Product Sales Forecasts (Concrete Blocks) 6" Block 1st...

Answered: 1 week ago

Question

★★★★★

1. Define "Push" and "Pull" production systems. Which is better in current production and service environment and why ? 2. What is "Kanban"? What are some of its benefits ? 3. As shown in the video,...

Answered: 1 week ago

Question

★★★★★

Question 15 1 pts What will the law call a corporation that is recognized by law in spite of a defect in its formation documents? Question 16 1 pts Harry, Sam, and Victor are partners for many years....

Answered: 1 week ago

Question

★★★★★

Suppose that the electrical potential at the point (x, y, z) is E(x, y, z) = x + y - 2z. What is the direction of the acceleration at the point (1,3,2)?

Answered: 1 week ago

Question

★★★★★

For each DNA repair process in column I. list all characteristics from column II that correctly describe that process. I (a) Nucleotide excision repair (b) Photorcactivation (c) Base excision repair...

Answered: 1 week ago

Question

★★★★★

Adenylate cyclase, which synthesizes cyclic AMP from ATP, requires two metal ions, and the enzyme has the same constellation of amino acid residues in the active site as does DNA polymerase I. In...

Answered: 1 week ago

Question

★★★★★

Suppose that you wanted to determine the metabolic half-life of glutamine synthetase in HeLa cells (a line of human tumor cells) growing in tissue culture. Describe how this could be done...

Answered: 1 week ago

Question

★★★★★

Can you recall a time when stress helped you remember something? Has stress ever made it more difficult to remember something?

Answered: 1 week ago

Question

★★★★★

The concept of working memory clarifies the idea of short-term memory by focusing on the active processing that occurs in this stage. splits short-term memory into two substagessensory memory and...

Answered: 1 week ago

Question

★★★★★

Evidence that cognitive processes play an important role in learning comes in part from studies in which rats running a maze develop a of ______ ______ the maze.

Answered: 1 week ago

Previous Question Next Question