Question: On catalytic hydrogenation over a platinum catalyst, ribose (Problem 9.57) is converted into ribitol. Is ribitol optically active or inactive?Explain. CH2 Ribitol

On catalytic hydrogenation over a platinum catalyst, ribose (Problem 9.57) is converted into ribitol. Is ribitol optically active or inactive?Explain.

CH2 Ribitol

Step by Step Solution

★★★★★

3.41 Rating (154 Votes )

There are 3 Steps involved in it

1 Expert Approved Answer

Step: 1 Unlock

Ribitol is an optically inactive meso compound Catalyti... View full answer

Question Has Been Solved by an Expert!

Get step-by-step solutions from verified subject matter experts

Step: 2 Unlock

Step: 3 Unlock

Document Format (1 attachment)

22-C-O-S (175).docx

120 KBs Word File

Students Have Also Explored These Related Organic Chemistry Questions!

On catalytic hydrogenation over a rhodium catalyst, the compound shown gave a mixture containing cis-1-tert-butyl-4-methylcyclohexane (88%) and trans-1-tert-butyl-4 methylcyclohexane (12%). (a) What...

On catalytic hydrogenation over a rhodium catalyst, the compound shown gave a mixture containing cis-1-tert-butyl-4-methylcyclohexane (88%) and trans-1-tert-butyl-4-methylcyclohexane (12%). (a) What...

A triglyceride can be optically active if it contains two or more different fatty acids. (a) Draw the structure of an optically active triglyceride containing one equivalent of myristic acid and two...

Problem: Consider the following catalytic data reported in a recent publication. What information is missing? Table 1 Biphasic hydrogenation reactions of arenes in the [bmim][BF4] ionic liquid and...

Problem 1 (25 points). Wilkinson's catalyst is a homogeneous organometallic olefin hydrogenation catalyst. Its mechanism is shown below with A,AP,B,BO, and C to represent the catalytic intermediates....

Selective hydrogenation of a terminal olefin can be achieved when using the precatalyst a. Draw the catalytic cycle of this hydrogenation for 1-butene. b. For each step in the catalytic cycle, give...

Problem: What is the difference (error) in the temperature read by a Type R thermocouple and the actual temperature of the surroundings when the thermocouple is suspended in 5 m/s, 1000 C air, in an...

P 1 0 - 1 ? B a . Example 1 0 - 1 : Nonlinear Regression to Determine Model Parameters and Site Concentration Ratio = C T . S C B * S Wolfram and Python ii . Find the value K B where the curve for (...

a. Discuss the role of cost audit as a tool for ensuring adherence to corporate policies, why would cost accountants be interested in cost audit. I b. Discuss the basis for the setting up of...

How can an employee ethically justify inventing a job offer in order to pressure the boss into granting a raise?

The acceleration-time function. initial position and velocity of a particle are given below: Questions: a- Calculate the velocity- and position-time functions of the particle. b- Calculate the...

How would you make this compound. Please provide what each compound would look like after each step H 0 L -

9 - 2 7 Mead, CPA, was engaged to audit Jiffy Company's financial statements for the year ended August 3 1 . Mead is applying sampling procedures. During the prior years' audits Mead used classical...

Manny Carson, certified management accountant and controller of Wakeman Enterprises, has been given permission to acquire a new computer and software for the companys accounting system. The capital...

The Bluegrass Distillery produces custom-blended whiskey. A particular blend consists of rye and bourbon whiskey. The company has received an order for a minimum of 400 gallons of the custom blend....

A government bond that matures in 10 years has a yield of 6%. A 10-year corporate bond has a yield of 9%. Assume that the liquidity premium on the corporate bond is 0.5%. What is the default risk...

The following data relate to factory overhead cost for the production of 15,000 computers: Actual: ..................Variable factory overhead..................$240,000...

Temptation Vacations issues $60 million in bonds on January 1, 2015, that pay interest semiannually on June 30 and December 31. Portions of the bond amortization schedule appear below: Required: 1....

A solution contains one or more of the following ions: Hg 2 2 + , Ba 2 + , and Fe 2 + . When you add potassium chloride to the solution, a precipitate forms. The precipitate is filtered off, and you...

Planteose, a carbohydrate isolated from tobacco seeds, can be hydrolyzed in dilute acid to yield one equiva-lent each of D-fructose, D-glucose, and D-galactose. Almond emulsion (an enzyme preparation...

A process called sizing chemically modifies the cellulose in paper. As a result, the paper resists wetting (and thus prevent inks from running). In addition, sizing leaves the paper in a slightly...

Draw a Lewis structure for each species. (a) N2H4 (b) N2H2 (c) (CH3)2NH2CI (d) CH3CN (e) CH3CHO (f) CH3S(O)CH3 (g) H2SO4 (h) CH3NCO (i) CH3OSO2OCH3 (j) CH3C(NH)CH3 (k) (CH3)3CNO

Draw a Lewis structure for each compound. Include all nonbonding pairs of electrons. (a) CH3COCH2CHCHCOOH (b) NCCH2COCH2CHO (c) CH2CHCH(OH)CH2CO2H (d) CH2CHC(CH3)CHCOOCH3

Draw a line-angle formula for each compound in Problem 1-26. In problem (a) CH3COCH2CHCHCOOH (b) NCCH2COCH2CHO (c) CH2CHCH(OH)CH2CO2H (d) CH2CHC(CH3)CHCOOCH3

Builtrite's common stock is currently selling for $74 a share and the firm just paid an annual dividend of $2.50 per share. Management believes that dividends and earnings should grow at 7% annually....