give the products from tge reaction of this alkene with these
reagents and show the mechanism.
HBr
HBr/ROOR
NBS/heat
give the products from tge reaction of this alkene with these reagents and show the mechanism....
Testbank, Question 002 Select the best reagents for the reaction below. O Br2/hv O Br2/ROOR O HBr/ROOR O hv /NBS
12. Give a suitable mechanism for the formation of the product shown in the following reaction. Be sure to use curved arrows to show flow of electrons. [8 points] HBr ROOR
Give the name of the alkene shown below. Show the mechanism of the reaction below. Identify all intermediates and the product. Give a specific reason as to why the product is optically inactive. н-Вr н НС CH3 raw the mechanism for the reaction of I-Br with 1-methylcyclohexene showing all intermediates and oduct with proper stereochemistry. Explain why the product is optically inactive.
. Label each Alkene carbon as either 10,20,3. (4pts) 2. Give the products of each reaction being sure to give the correct regio/stereo selectivity (5pts) Hs HBr HBr H2 One Regioselective Product One Regioselective Product HBr HBr H3C Two Regioselective Products H3 One Regioselective Product
3. Give the detailed mechanism of the following reaction and name the amide and the products: - Br КОН ethanol-water, heat OK + H2N- 4. Synthesize the following compound by using a nitrile and a Grignard reagent. You need to show the synthesis of the nitrile and Grignard reagent. 5. Propose a scheme for synthesizing the following compound using methyl cyclopentanecarboxylate, iodomethane and other reagents : -OH
Show the following (Label reagents, products, reactants, and mechanisms): Hydroboration of an alkene using BH/THF for step 1 to create alkylborane and CH.COOH/heat for Step 2 to create alkanes
4. [12 pts] Propose mechanisms for the formation of all 3 products shown in the reaction below: (draw curved arrows, intermediates, and resonance structures if necessary. NO NEED FOR TRANSITION STATES! CH CH CH CH Br Heat CH,CH,OH OCH.CH Mechanism.14 points) Mechanism 2 points) Mechanism.3 14 points) 5. [14 pts] Provide the major products of reacting the alkene shown in the middle of the scheme below with all the reagents independently. Draw the products' structures in the corresponding table below...
Draw the organic products formed in each reaction. adu Her HBr HBr ROOR BP 2 NBS hv
5. [14 pts) Provide the major products of reacting the alkene shown in the middle of the scheme below with all the reagents independently. Draw the products' structures in the corresponding table below showing whether it is a Syn or Anti addition when applicable. No mechanism required! (3 points cach organic product and 2 points for the stereochemistry. Adding the stereochemistry when it is not needed will be penalized) HO Acidic Medium 1) BH, THE 2) H2O2, KOH с HCI...
The reaction of the alkene shown below with hydrobromic acid
generates the four stereoisomeric products shown below. Provide an
electron-pushing mechanism for this reaction that shows the
generation of one of the products depicted.
HBr . . . .