Predict a single starting material for the reactions shown. Include any relevant stereo- or radiochemistry. (There...
Using one of the reactions in this chapter, give the correct
starting material (A-L) needed to produce the following
structure.
- Write the letter corresponding to the correct starting
material in the space provided. If more than one of the starting
materials are used, write your answer as two letters. Example
"AB"
Name the type of reaction used by selecting the correct answer
from the choices provided. If the reaction is not an exact match
with any of the choices,...
TV 4. Predict the products for the following reactions. Make sure to include any relevant stereochemistry, regiochemistry in your answers. (25pts) A) (CH3),COK HC1 0°C сосн. CH- HCl
1. Predict the product(s), provide the reagents, or draw the starting material used in the reactions below. Be sure to include the correct stereochemistry where needed. ooroo OH 1) Na 2) CICH CH3 H2SO4 но- HCI, ZnCl C l TMSCI, OTMS NELS
Propose a simple synthesis for the compound shown below, using
the provided starting material and any organic or inorganic
Reagent. Draw all intermediates. (Use alkene and alkyne
reactions)
2. Predict the product/starting material for the following reactions. or to go D PCC 1) DIBAL-H OH 2) H20 H + CH3CH2OH K2Cr2O7 H30* E
3. For each of the reactions shown below, predict the single major product and determine which mechanism, S1, Sh2, E1, or E2, is operative. Briefly justify your choice. Be sure to indicate stereochemistry in the product if it is relevant s Ko'Bu BUOH C. conc. H2SO4 d. [1 equiv ) NaOMe Br MeOH
7. Predict the product(s) OR starting material of the following reactions. Put your answers in the indicated boxes 1.NaBH4 ?? 2. H3O ?? HCrO ?? 2. H3O 1. NaBH 2. H3O 1. 2 LiAIH 2. H2O 1. excess CH3CH2MgBr 2. ???"
5. Consider the sequence of chemical reactions, Predict the starting material and the product at each step which reacting with assigned reagents will yield the given final product: (4 points) NaH 2 major product only byproducts Fischer projections
Draw the missing major organic product(s), starting
material(s), or reagents for each of the following reactions (DO
NOT WRITE +EN AS A PRODUCT (ie draw everything out!)! And remember
stereo and regiochemistry.) Assume reagents are in excess unless
otherwise indicated. **To make things simple, I indicated what is
needed for each section! Please don't just put the answers, but
explanations as well on why. Thanks!
a) draw the starting material for this reaction.
b) draw the product for this reaction....
5. Consider the sequence of chemical reactions. Predict the starting material and the product at each step which reacting with assigned reagents will yield the given final product: (4 points) NaH Na heat major product only byproducts В Fischer projections