Which structure can be a starting reagent for the Br₂ halogenation reaction used to prepare the alkyl halide shown below? CH3 Br O Br O

Provide the major substitution product for the following reaction.

Alkyl Halides: Substitution reaction with bromomethane and CH3NH2 Part A Draw the product formed when the structure shown below undergoes a substitution with CH3NH₂. Interactive 3D display mode H3C Br

What is true about the reaction below? 1) Sia,BH 2) H202 / OH O This is a Hydroboration-Oxidation Reaction O the product is an alcohol O The name of the product is propanol Othe product is a ketone O the product is an aldehyde O this is a Grignard Reaction the product is a ether O This is a Radical Reaction Othe name of the product is 1,3-dihydroxypropanal O the nme of the product is propanal Othe name of the product is 2-propanol Cip A ER 近

The reaction of 3-methylene-1-cyclohexene and HBr yields the four products shown in the attachment. Which two are formed at high temperatures and which two are formed at low temperatures? Why? Why is 1-bromo-3-methylenecyclohexane not formed?

Identify the major and minor product(s) of the following reaction: OH conc. H,SO, Heat Major product(s): O OH2 OH

Draw the structure of the four allylic halides formed when 3 methylcyclohexene undergoes allylic halogenation with NBS + hν.

Draw the structure of the alkene needed to synthesize the product shown using the reagents provided. Click and drag to start drawing a structure. 1. CH3CO₂H 2. NaOH, H₂O HO OH

Complete the reaction by providing the starting material /reagent/products. Choose from the choices.

What about the second step in the electrophilic addition of HCl to an alkene-the reaction of chloride ion with the carbocation intermediate? Is this step exergonic or endergonic? Does the transition state for this second step resemble the reactant (carbocation) or the product (alkyl chloride)? Make a rough diagram of what the transition state may look like?