Exhibit 30-9 Vitamin D3,cholecalciferol,is Synthesized Under the Skin by the Photochemical Pericyclic
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
Q30: Exhibit 30-6
Consider the reaction sequence below to
Q31: Under photochemical conditions,the following substance will undergo:
Q32: The photochemical cycloaddition of the structure below
Q33: Predict the product (including stereochemistry) when the
Q34: Define a pericyclic reaction.
Q36: Under thermal conditions,the following substance will undergo:
Q37: Exhibit 30-7
Consider the Sommelet-Hauser rearrangement below to
Q38: Consider the following MO diagram for a
Q39: Exhibit 30-9
Vitamin D3,cholecalciferol,is synthesized under the skin
Q40: In which type of pericyclic reaction is
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