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 37 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
Excellent


6ana001

  • Member
  • Posts: 311
Reply 3 on: Yesterday
Great answer, keep it coming :)

 

Did you know?

Bacteria have flourished on the earth for over three billion years. They were the first life forms on the planet.

Did you know?

Though Candida and Aspergillus species are the most common fungal pathogens causing invasive fungal disease in the immunocompromised, infections due to previously uncommon hyaline and dematiaceous filamentous fungi are occurring more often today. Rare fungal infections, once accurately diagnosed, may require surgical debridement, immunotherapy, and newer antifungals used singly or in combination with older antifungals, on a case-by-case basis.

Did you know?

The training of an anesthesiologist typically requires four years of college, 4 years of medical school, 1 year of internship, and 3 years of residency.

Did you know?

Not getting enough sleep can greatly weaken the immune system. Lack of sleep makes you more likely to catch a cold, or more difficult to fight off an infection.

Did you know?

Less than one of every three adults with high LDL cholesterol has the condition under control. Only 48.1% with the condition are being treated for it.

For a complete list of videos, visit our video library