Which is the correct starting material for the reaction shown below. THF (solvent) LDA; CHBr
5) Draw a starting material that would efficiently generate the product shown (ignore stereochemistry). [1]LDA, THF,- 78'c [2]CH,CH,1
Draw the product formed when the following starting material is treated with LDA in THF solution at - 78 degree C.
Draw the major organic product of the reaction shown below. 1. LDA, THF on 2. CH,I, HMPA 3. H', H,
Predict the products for each reaction shown below N NaOH N NaOH THF LDA 1) NaH, THF EtO THF-78 °C 2) CH3CH2Br heat HO CH3COOH KOH CH3NH2 KOH MeOH 1) NaOMe, MeOH 1) HCI, H20 OH 2) PhCH2Br 2) 180 °C
show the starting material for the reaction shown below Question 2 Show the starting material for the reaction shown below. HOCH(CH3)2 o H20*
3. When 2-ethylcyclohexanone is treated with LDA (in the solvent THF), followed by ethyl bromide, two different alkylated products are formed. Answer the following questions about this reaction. 1) LDA THE two products 2) CH CH Br 3. a. What is LDA and what is its purpose? 3. b. Draw mechanisms for the reactions and show how the two different products are formed. Product A Mechanism Product B Mechanism 3. c. Draw an energy diagram for the formation of both...
This scheme shows the correct transformation (reactant to product) when conducting the reaction shown. 1) LDA (1 equiv) THF OH ОН 2) Br True False
A33 Consider the ozonolysis reaction shown below: ozone Starting material The structure of the starting material is: (A) 1,2-Hexadiene (B) 2,6-Octadiene (C) 1,4-Dimethylcyclohexene (D) 1,2-Dimethylcyclohexene (E) Cyclooctene
Predict the product of the following reaction sequence. 1.LDA THF,- 78°C
Draw the product of the following reaction sequence. Ho, 6 ܂ 1.LDA,THF