Exhibit 30-9 Vitamin D3,cholecalciferol,is Synthesized Under the Skin by the Photochemical Pericyclic
Multiple Choice
Exhibit 30-9
Vitamin D3,cholecalciferol,is synthesized under the skin by the photochemical pericyclic process shown below.Answer the following question(s) about these reactions.
-Refer to Exhibit 30-9.The second step in this process is a(n) :
A) sigmatropic rearrangement
B) cycloaddition reaction
C) annulation reaction
D) electrocyclic reaction
Correct Answer:

Verified
Correct Answer:
Verified
Q16: Exhibit 30-4<br>Consider the reaction below to answer
Q17: Exhibit 30-3<br>To answer the following question(s),consider the
Q18: For an even number of electron pairs
Q19: Exhibit 30-6<br>Consider the reaction sequence below to
Q20: Which of the following is not an
Q22: Exhibit 30-1<br>To answer the following question(s),consider the
Q23: There are three major classes of pericyclic
Q24: Exhibit 30-4<br>Consider the reaction below to answer
Q25: Exhibit 30-1<br>To answer the following question(s),consider the
Q26: Exhibit 30-1<br>To answer the following question(s),consider the