This topic contains a solution. Click here to go to the answer

Author Question: Elaboration of an advanced intermediate toward the synthesis of the pulmoside aglycon is shown ... (Read 22 times)

ncasson210

  • Full Member
  • ***
  • Posts: 148

Question 1

A report on the synthesis of Aromatic Erythrina Alkaloids uses the given transformation (Org. Lett. 2006, 8, 2143). What are reaction conditions?



◦ Mg/EtO
◦ CHCl3, t-BuOK
◦ 9-BBN
◦ CH2I2 / Zn-Cu
◦ CH2I2

Question 2

Elaboration of an advanced intermediate toward the synthesis of the pulmoside aglycon is shown below. What are the structures of intermediates A-C? (J. Am. Chem. Soc. 2013, 135, 2501.)







◦ I is A, IV is B, and III is C
◦ II is A, I is B, and III ic C
◦ I is A, II is B, and III is C
◦ III is A, II is B, and I is C
◦ I is A, II is C, and III is B


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by ncasson210 on Feb 17, 2022

Rcfelber

  • Full Member
  • ***
  • Posts: 151
Lorsum iprem. Lorsus sur ipci. Lorsem sur iprem. Lorsum sur ipdi, lorsem sur ipci. Lorsum sur iprium, valum sur ipci et, vala sur ipci. Lorsem sur ipci, lorsa sur iprem. Valus sur ipdi. Lorsus sur iprium nunc, valem sur iprium. Valem sur ipdi. Lorsa sur iprium. Lorsum sur iprium. Valem sur ipdi. Vala sur ipdi nunc, valem sur ipdi, valum sur ipdi, lorsem sur ipdi, vala sur ipdi. Valem sur iprem nunc, lorsa sur iprium. Valum sur ipdi et, lorsus sur ipci. Valem sur iprem. Valem sur ipci. Lorsa sur iprium. Lorsem sur ipci, valus sur iprem. Lorsem sur iprem nunc, valus sur iprium.
Answer Preview
Only 42% of students answer this correctly




ncasson210

  • Member
  • Posts: 148
Reply 2 on: Feb 17, 2022
Great answer, keep it coming :)


DylanD1323

  • Member
  • Posts: 314
Reply 3 on: Yesterday
Excellent

 

Did you know?

It is believed that the Incas used anesthesia. Evidence supports the theory that shamans chewed cocoa leaves and drilled holes into the heads of patients (letting evil spirits escape), spitting into the wounds they made. The mixture of cocaine, saliva, and resin numbed the site enough to allow hours of drilling.

Did you know?

When intravenous medications are involved in adverse drug events, their harmful effects may occur more rapidly, and be more severe than errors with oral medications. This is due to the direct administration into the bloodstream.

Did you know?

There are 20 feet of blood vessels in each square inch of human skin.

Did you know?

More than 4.4billion prescriptions were dispensed within the United States in 2016.

Did you know?

An identified risk factor for osteoporosis is the intake of excessive amounts of vitamin A. Dietary intake of approximately double the recommended daily amount of vitamin A, by women, has been shown to reduce bone mineral density and increase the chances for hip fractures compared with women who consumed the recommended daily amount (or less) of vitamin A.

For a complete list of videos, visit our video library